diff --git a/src/awtk.h b/src/awtk.h
index ece468976..1ab398306 100644
--- a/src/awtk.h
+++ b/src/awtk.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk entry.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/awtk_base.h b/src/awtk_base.h
index 3e715fa26..079845abc 100644
--- a/src/awtk_base.h
+++ b/src/awtk_base.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk toolkit c libs
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/awtk_ext_widgets.h b/src/awtk_ext_widgets.h
index b7767bb7c..8e3579656 100644
--- a/src/awtk_ext_widgets.h
+++ b/src/awtk_ext_widgets.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk widgets
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/awtk_global.c b/src/awtk_global.c
index 0014161b5..1d99cb7f6 100644
--- a/src/awtk_global.c
+++ b/src/awtk_global.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/awtk_global.h b/src/awtk_global.h
index f39fe2956..a425aa904 100644
--- a/src/awtk_global.h
+++ b/src/awtk_global.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/awtk_tkc.h b/src/awtk_tkc.h
index c6dee1bf9..317bdf572 100644
--- a/src/awtk_tkc.h
+++ b/src/awtk_tkc.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk toolkit c libs
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/awtk_widgets.h b/src/awtk_widgets.h
index 1c3d89c4a..e37890231 100644
--- a/src/awtk_widgets.h
+++ b/src/awtk_widgets.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  awtk widgets
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/asset_loader.c b/src/base/asset_loader.c
index 428d1983e..d8beeb7ec 100644
--- a/src/base/asset_loader.c
+++ b/src/base/asset_loader.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset_loader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/asset_loader.h b/src/base/asset_loader.h
index 49759cacb..abdd7a81e 100644
--- a/src/base/asset_loader.h
+++ b/src/base/asset_loader.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset_loader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/asset_loader_default.c b/src/base/asset_loader_default.c
index 788f51c8a..89fae6ce7 100644
--- a/src/base/asset_loader_default.c
+++ b/src/base/asset_loader_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset_loader_default
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/asset_loader_default.h b/src/base/asset_loader_default.h
index 843b177f5..52d06abb8 100644
--- a/src/base/asset_loader_default.h
+++ b/src/base/asset_loader_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset_loader_default
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/asset_loader_zip.c b/src/base/asset_loader_zip.c
index 248802dfd..a1417f452 100644
--- a/src/base/asset_loader_zip.c
+++ b/src/base/asset_loader_zip.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset_loader_zip
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/asset_loader_zip.h b/src/base/asset_loader_zip.h
index e94dcf1c5..64cf69afd 100644
--- a/src/base/asset_loader_zip.h
+++ b/src/base/asset_loader_zip.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset_loader_zip
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/assets_manager.c b/src/base/assets_manager.c
index 82f015704..f7261e890 100644
--- a/src/base/assets_manager.c
+++ b/src/base/assets_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/assets_manager.h b/src/base/assets_manager.h
index 5a7214093..a40e155d3 100644
--- a/src/base/assets_manager.h
+++ b/src/base/assets_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/awtk_config_sample.h b/src/base/awtk_config_sample.h
index 4bbf79345..b55881cfb 100644
--- a/src/base/awtk_config_sample.h
+++ b/src/base/awtk_config_sample.h
@@ -4,7 +4,7 @@
  * Author: AWTK Develop Team
  * Brief:  config
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/bidi.c b/src/base/bidi.c
index b03e9e917..bc4b7bef1 100644
--- a/src/base/bidi.c
+++ b/src/base/bidi.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  Unicode Bidirectional Algorithm.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/bidi.h b/src/base/bidi.h
index fae3f31f0..128f3e61c 100644
--- a/src/base/bidi.h
+++ b/src/base/bidi.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  Unicode Bidirectional Algorithm.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/bitmap.c b/src/base/bitmap.c
index e8482b7b6..a587e368d 100644
--- a/src/base/bitmap.c
+++ b/src/base/bitmap.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bitmap interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/bitmap.h b/src/base/bitmap.h
index de75d8383..63f0e1b6d 100644
--- a/src/base/bitmap.h
+++ b/src/base/bitmap.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bitmap interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/canvas.c b/src/base/canvas.c
index 26396d406..a5ea31abc 100644
--- a/src/base/canvas.c
+++ b/src/base/canvas.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  canvas provides basic drawings functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/canvas.h b/src/base/canvas.h
index 2583c214d..a2fbcfbfe 100644
--- a/src/base/canvas.h
+++ b/src/base/canvas.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  canvas provides basic drawings functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/canvas_offline.h b/src/base/canvas_offline.h
index d9ad11e78..82b44b347 100644
--- a/src/base/canvas_offline.h
+++ b/src/base/canvas_offline.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  offline canvas.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/children_layouter.c b/src/base/children_layouter.c
index ac5247c94..c5373bc6f 100644
--- a/src/base/children_layouter.c
+++ b/src/base/children_layouter.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/children_layouter.h b/src/base/children_layouter.h
index 66f096803..cfcd57b6a 100644
--- a/src/base/children_layouter.h
+++ b/src/base/children_layouter.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/children_layouter_factory.c b/src/base/children_layouter_factory.c
index c80294eaf..f9227a8e7 100644
--- a/src/base/children_layouter_factory.c
+++ b/src/base/children_layouter_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/children_layouter_factory.h b/src/base/children_layouter_factory.h
index e51290e51..ae6cb66c7 100644
--- a/src/base/children_layouter_factory.h
+++ b/src/base/children_layouter_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/clip_board.c b/src/base/clip_board.c
index db82b050b..6153ecd59 100644
--- a/src/base/clip_board.c
+++ b/src/base/clip_board.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip_board interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/clip_board.h b/src/base/clip_board.h
index 27e0c93ff..a9fdef190 100644
--- a/src/base/clip_board.h
+++ b/src/base/clip_board.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip_board interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/data_reader_asset.c b/src/base/data_reader_asset.c
index 74382a5fd..84f31ef9e 100644
--- a/src/base/data_reader_asset.c
+++ b/src/base/data_reader_asset.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader asset
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/data_reader_asset.h b/src/base/data_reader_asset.h
index 413b608e5..20d355bb7 100644
--- a/src/base/data_reader_asset.h
+++ b/src/base/data_reader_asset.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader asset
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/date_time_format.c b/src/base/date_time_format.c
index f6d8d413b..121c00179 100644
--- a/src/base/date_time_format.c
+++ b/src/base/date_time_format.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  date_time_format
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/date_time_format.h b/src/base/date_time_format.h
index f228702e3..47b77098d 100644
--- a/src/base/date_time_format.h
+++ b/src/base/date_time_format.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  date_time_format
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/dialog.c b/src/base/dialog.c
index 3c0c57328..c392f6019 100644
--- a/src/base/dialog.c
+++ b/src/base/dialog.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/dialog.h b/src/base/dialog.h
index 4ff3b90a3..af3f036fc 100644
--- a/src/base/dialog.h
+++ b/src/base/dialog.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/dialog_highlighter.c b/src/base/dialog_highlighter.c
index 7307a21c1..17ae86978 100644
--- a/src/base/dialog_highlighter.c
+++ b/src/base/dialog_highlighter.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog_highlighter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/base/dialog_highlighter.h b/src/base/dialog_highlighter.h
index d22e6f171..4d9886204 100644
--- a/src/base/dialog_highlighter.h
+++ b/src/base/dialog_highlighter.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog_highlighter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/base/dialog_highlighter_factory.c b/src/base/dialog_highlighter_factory.c
index 8756f677b..7436a2587 100644
--- a/src/base/dialog_highlighter_factory.c
+++ b/src/base/dialog_highlighter_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window highlighter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/dialog_highlighter_factory.h b/src/base/dialog_highlighter_factory.h
index aae06af46..b86e1efce 100644
--- a/src/base/dialog_highlighter_factory.h
+++ b/src/base/dialog_highlighter_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog highlighter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/enums.c b/src/base/enums.c
index 86aef9647..c9dea422b 100644
--- a/src/base/enums.c
+++ b/src/base/enums.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  enumerations
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/enums.h b/src/base/enums.h
index 46a340958..4d2c55aec 100644
--- a/src/base/enums.h
+++ b/src/base/enums.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  enumerations
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/event_queue.c b/src/base/event_queue.c
index 35846ecff..a974e185d 100644
--- a/src/base/event_queue.c
+++ b/src/base/event_queue.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event_queue
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/event_queue.h b/src/base/event_queue.h
index 651e6a1a7..c00685b0a 100644
--- a/src/base/event_queue.h
+++ b/src/base/event_queue.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event_queue
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/event_recorder_player.c b/src/base/event_recorder_player.c
index 4a94ff2b6..605dc09ce 100644
--- a/src/base/event_recorder_player.c
+++ b/src/base/event_recorder_player.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event_recorder_player
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/event_recorder_player.h b/src/base/event_recorder_player.h
index efafc87b5..8d9020bab 100644
--- a/src/base/event_recorder_player.h
+++ b/src/base/event_recorder_player.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event_recorder_player
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/events.c b/src/base/events.c
index a76255bff..e2d2ce0c1 100644
--- a/src/base/events.c
+++ b/src/base/events.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  events structs
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/events.h b/src/base/events.h
index f6b2f8b0c..0058530cb 100644
--- a/src/base/events.h
+++ b/src/base/events.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  events structs
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/font.c b/src/base/font.c
index e4f4f4356..179157673 100644
--- a/src/base/font.c
+++ b/src/base/font.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/font.h b/src/base/font.h
index caec1fe34..a190dc22a 100644
--- a/src/base/font.h
+++ b/src/base/font.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/font_loader.c b/src/base/font_loader.c
index 346f9b6b9..ca9f7c602 100644
--- a/src/base/font_loader.c
+++ b/src/base/font_loader.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font_loader interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/font_loader.h b/src/base/font_loader.h
index ebcb76c9d..fd0e535de 100644
--- a/src/base/font_loader.h
+++ b/src/base/font_loader.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font_loader interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/font_manager.c b/src/base/font_manager.c
index e1ec63753..7c6d7d482 100644
--- a/src/base/font_manager.c
+++ b/src/base/font_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/font_manager.h b/src/base/font_manager.h
index ec92035f9..8849eb486 100644
--- a/src/base/font_manager.h
+++ b/src/base/font_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/g2d.h b/src/base/g2d.h
index e64da135c..c2513583a 100644
--- a/src/base/g2d.h
+++ b/src/base/g2d.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  hardware 2d
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/base/glyph_cache.c b/src/base/glyph_cache.c
index d902fa6f6..438a9df69 100644
--- a/src/base/glyph_cache.c
+++ b/src/base/glyph_cache.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  glyph cache
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/glyph_cache.h b/src/base/glyph_cache.h
index 0aaf4f068..333b4fb3e 100644
--- a/src/base/glyph_cache.h
+++ b/src/base/glyph_cache.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  glyph cache
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/graphic_buffer.c b/src/base/graphic_buffer.c
index f895b0a91..79093c0a6 100644
--- a/src/base/graphic_buffer.c
+++ b/src/base/graphic_buffer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  graphic_buffer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/graphic_buffer.h b/src/base/graphic_buffer.h
index 1d7bad3e8..eb90ccfcc 100644
--- a/src/base/graphic_buffer.h
+++ b/src/base/graphic_buffer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  graphic_buffer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/hscrollable.c b/src/base/hscrollable.c
index 630604b5c..fdcd76411 100644
--- a/src/base/hscrollable.c
+++ b/src/base/hscrollable.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  hscrollable
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/hscrollable.h b/src/base/hscrollable.h
index e1148b601..69fd80a3f 100644
--- a/src/base/hscrollable.h
+++ b/src/base/hscrollable.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method text hscrollable
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/idle.c b/src/base/idle.c
index a831ad8de..218f33577 100644
--- a/src/base/idle.c
+++ b/src/base/idle.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  idle manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/idle.h b/src/base/idle.h
index 2ab8cb966..63efee183 100644
--- a/src/base/idle.h
+++ b/src/base/idle.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  idle manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/image_base.c b/src/base/image_base.c
index 81eed508f..6e5798b8d 100644
--- a/src/base/image_base.c
+++ b/src/base/image_base.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image base
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/image_base.h b/src/base/image_base.h
index 381ad3e23..82ace325a 100644
--- a/src/base/image_base.h
+++ b/src/base/image_base.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image base
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/image_loader.c b/src/base/image_loader.c
index ce060a505..2c6541113 100644
--- a/src/base/image_loader.c
+++ b/src/base/image_loader.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image_loader interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/image_loader.h b/src/base/image_loader.h
index 39fc3d7d0..d80324fb3 100644
--- a/src/base/image_loader.h
+++ b/src/base/image_loader.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image_loader interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/image_manager.c b/src/base/image_manager.c
index c01f728f0..b48964644 100644
--- a/src/base/image_manager.c
+++ b/src/base/image_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bitmap manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/image_manager.h b/src/base/image_manager.h
index b00aee452..4c89590c3 100644
--- a/src/base/image_manager.h
+++ b/src/base/image_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/input_device_status.c b/src/base/input_device_status.c
index c9a95cdfe..abd11bf1f 100644
--- a/src/base/input_device_status.c
+++ b/src/base/input_device_status.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input device status
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/input_device_status.h b/src/base/input_device_status.h
index 03489f2b5..bc802d941 100644
--- a/src/base/input_device_status.h
+++ b/src/base/input_device_status.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input device status
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/input_engine.c b/src/base/input_engine.c
index aef2cb957..4b4851a82 100644
--- a/src/base/input_engine.c
+++ b/src/base/input_engine.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method engine
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/input_engine.h b/src/base/input_engine.h
index 3267c5dce..b2630f515 100644
--- a/src/base/input_engine.h
+++ b/src/base/input_engine.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method engine
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/input_method.c b/src/base/input_method.c
index dbc064f1d..2982b23c3 100644
--- a/src/base/input_method.c
+++ b/src/base/input_method.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method interface.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/input_method.h b/src/base/input_method.h
index 29bb9b329..a589db36e 100644
--- a/src/base/input_method.h
+++ b/src/base/input_method.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method interface.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/keys.h b/src/base/keys.h
index 940d56ddc..313f4f770 100644
--- a/src/base/keys.h
+++ b/src/base/keys.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  key code constants
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/layout.c b/src/base/layout.c
index c70a0f09b..cca0e8ae6 100644
--- a/src/base/layout.c
+++ b/src/base/layout.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget layout
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/layout.h b/src/base/layout.h
index 4d43462cd..1315ead3c 100644
--- a/src/base/layout.h
+++ b/src/base/layout.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget layout
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/layout_def.h b/src/base/layout_def.h
index 6da83c08f..f3e81a71c 100644
--- a/src/base/layout_def.h
+++ b/src/base/layout_def.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  layout type def
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/lcd.c b/src/base/lcd.c
index 7e1df5096..e50cfd8b4 100644
--- a/src/base/lcd.c
+++ b/src/base/lcd.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lcd interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/lcd.h b/src/base/lcd.h
index 4cfca2511..75a9087be 100644
--- a/src/base/lcd.h
+++ b/src/base/lcd.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lcd interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/lcd_profile.c b/src/base/lcd_profile.c
index c67ad8fe4..bf61f2093 100644
--- a/src/base/lcd_profile.c
+++ b/src/base/lcd_profile.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  wrap lcd for performance profile.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/lcd_profile.h b/src/base/lcd_profile.h
index 46463b66d..9e46f975a 100644
--- a/src/base/lcd_profile.h
+++ b/src/base/lcd_profile.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  wrap lcd for performance profile.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/line_break.c b/src/base/line_break.c
index c5b4d7feb..bc858548d 100644
--- a/src/base/line_break.c
+++ b/src/base/line_break.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  line break and work break algorithm.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/line_break.h b/src/base/line_break.h
index a6aee4c44..eeb7f72d2 100644
--- a/src/base/line_break.h
+++ b/src/base/line_break.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  line break and work break algorithm.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/locale_info.c b/src/base/locale_info.c
index e6182cc7c..ef15bdcdb 100644
--- a/src/base/locale_info.c
+++ b/src/base/locale_info.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  locale_info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/locale_info.h b/src/base/locale_info.h
index f18371c2a..af16be174 100644
--- a/src/base/locale_info.h
+++ b/src/base/locale_info.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  locale_info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/main_loop.c b/src/base/main_loop.c
index bc5d893cb..85e04ee9c 100644
--- a/src/base/main_loop.c
+++ b/src/base/main_loop.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  main_loop interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/main_loop.h b/src/base/main_loop.h
index 0c60b1cbe..5b046d691 100644
--- a/src/base/main_loop.h
+++ b/src/base/main_loop.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  main_loop interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/native_window.c b/src/base/native_window.c
index c4c3a5063..95927c12f 100644
--- a/src/base/native_window.c
+++ b/src/base/native_window.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/native_window.h b/src/base/native_window.h
index bfeb988a6..cd05d7f82 100644
--- a/src/base/native_window.h
+++ b/src/base/native_window.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/pixel.h b/src/base/pixel.h
index 01667352f..cc43d5f5f 100644
--- a/src/base/pixel.h
+++ b/src/base/pixel.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  pixel format definitions
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/self_layouter.c b/src/base/self_layouter.c
index b2e5c4294..587a36ccd 100644
--- a/src/base/self_layouter.c
+++ b/src/base/self_layouter.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/self_layouter.h b/src/base/self_layouter.h
index 2a4c5e440..88f1ecc31 100644
--- a/src/base/self_layouter.h
+++ b/src/base/self_layouter.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/self_layouter_factory.c b/src/base/self_layouter_factory.c
index 1e07cb1d4..b23f027f2 100644
--- a/src/base/self_layouter_factory.c
+++ b/src/base/self_layouter_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/self_layouter_factory.h b/src/base/self_layouter_factory.h
index 531e2975f..5378c6671 100644
--- a/src/base/self_layouter_factory.h
+++ b/src/base/self_layouter_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/shortcut.c b/src/base/shortcut.c
index 6f1a4bb5e..431eead8a 100644
--- a/src/base/shortcut.c
+++ b/src/base/shortcut.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  shortcut
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/shortcut.h b/src/base/shortcut.h
index 7638777ba..e7fab103f 100644
--- a/src/base/shortcut.h
+++ b/src/base/shortcut.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  shortcut
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style.c b/src/base/style.c
index 32b5a8647..aec97d32a 100644
--- a/src/base/style.c
+++ b/src/base/style.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  style interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style.h b/src/base/style.h
index 229cae5f3..12dac88da 100644
--- a/src/base/style.h
+++ b/src/base/style.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  style interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style_const.c b/src/base/style_const.c
index 639bbaa58..47e8a52ca 100644
--- a/src/base/style_const.c
+++ b/src/base/style_const.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  style interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style_const.h b/src/base/style_const.h
index 1cc371c77..903a746ed 100644
--- a/src/base/style_const.h
+++ b/src/base/style_const.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  const style(can not be changed)
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style_factory.c b/src/base/style_factory.c
index f8d24d8cc..d567f9401 100644
--- a/src/base/style_factory.c
+++ b/src/base/style_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  style factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style_factory.h b/src/base/style_factory.h
index 50f073c15..42503c677 100644
--- a/src/base/style_factory.h
+++ b/src/base/style_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  style factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style_mutable.c b/src/base/style_mutable.c
index 2a32c3f5d..69616ce7e 100644
--- a/src/base/style_mutable.c
+++ b/src/base/style_mutable.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutable style
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/style_mutable.h b/src/base/style_mutable.h
index 4285e7c38..40681a33e 100644
--- a/src/base/style_mutable.h
+++ b/src/base/style_mutable.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutable style
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/suggest_words.c b/src/base/suggest_words.c
index 9bce1559b..fb1aa6914 100644
--- a/src/base/suggest_words.c
+++ b/src/base/suggest_words.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  suggest_words
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/suggest_words.h b/src/base/suggest_words.h
index bc076ced1..da10057cb 100644
--- a/src/base/suggest_words.h
+++ b/src/base/suggest_words.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  suggest_words
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/system_info.c b/src/base/system_info.c
index 3fb748527..6b2c0f380 100644
--- a/src/base/system_info.c
+++ b/src/base/system_info.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  system info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/system_info.h b/src/base/system_info.h
index 508a3b048..073afd409 100644
--- a/src/base/system_info.h
+++ b/src/base/system_info.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  system info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/text_edit.c b/src/base/text_edit.c
index c98f5374f..0358783ed 100644
--- a/src/base/text_edit.c
+++ b/src/base/text_edit.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  text_edit
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/text_edit.h b/src/base/text_edit.h
index 97aea3e81..bc4815546 100644
--- a/src/base/text_edit.h
+++ b/src/base/text_edit.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  text_edit
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/theme.c b/src/base/theme.c
index 5098d00fc..56bc86ad7 100644
--- a/src/base/theme.c
+++ b/src/base/theme.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  theme manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/theme.h b/src/base/theme.h
index 67380b42a..72675c47f 100644
--- a/src/base/theme.h
+++ b/src/base/theme.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  theme interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/timer.c b/src/base/timer.c
index 14a281ed1..c162ec1ee 100644
--- a/src/base/timer.c
+++ b/src/base/timer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  timer manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/timer.h b/src/base/timer.h
index a0b0c826b..3c513651c 100644
--- a/src/base/timer.h
+++ b/src/base/timer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  timer manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/types_def.h b/src/base/types_def.h
index 7b82c7a7f..a7fd3fe0e 100644
--- a/src/base/types_def.h
+++ b/src/base/types_def.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  basic types definitions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/ui_builder.c b/src/base/ui_builder.c
index 46cc78f2a..fda00f1eb 100755
--- a/src/base/ui_builder.c
+++ b/src/base/ui_builder.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/ui_builder.h b/src/base/ui_builder.h
index 8fe4045cb..f81a7f118 100644
--- a/src/base/ui_builder.h
+++ b/src/base/ui_builder.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/ui_feedback.c b/src/base/ui_feedback.c
index 95a6b2fd5..a359e3cff 100644
--- a/src/base/ui_feedback.c
+++ b/src/base/ui_feedback.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_feedback
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/ui_feedback.h b/src/base/ui_feedback.h
index 5df7f5a21..a05f23a5a 100644
--- a/src/base/ui_feedback.h
+++ b/src/base/ui_feedback.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_feedback
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/ui_loader.c b/src/base/ui_loader.c
index 5b3870301..226823f05 100644
--- a/src/base/ui_loader.c
+++ b/src/base/ui_loader.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_loader interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/ui_loader.h b/src/base/ui_loader.h
index 505a23253..212d0cf83 100644
--- a/src/base/ui_loader.h
+++ b/src/base/ui_loader.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_loader interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/velocity.c b/src/base/velocity.c
index 441179621..3de75faed 100644
--- a/src/base/velocity.c
+++ b/src/base/velocity.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  velocity tracker
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/velocity.h b/src/base/velocity.h
index 76079f806..da5bda2f8 100644
--- a/src/base/velocity.h
+++ b/src/base/velocity.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  velocity tracker
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/vgcanvas.c b/src/base/vgcanvas.c
index a911b7cf7..5d907da12 100644
--- a/src/base/vgcanvas.c
+++ b/src/base/vgcanvas.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas interface.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/vgcanvas.h b/src/base/vgcanvas.h
index ce7dd1f2c..783577d52 100644
--- a/src/base/vgcanvas.h
+++ b/src/base/vgcanvas.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas interface.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget.c b/src/base/widget.c
index 1e9f71ae5..21d802526 100644
--- a/src/base/widget.c
+++ b/src/base/widget.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  basic class of all widget
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget.h b/src/base/widget.h
index 5a09dd5f8..b44fe637a 100644
--- a/src/base/widget.h
+++ b/src/base/widget.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  basic class of all widget
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_animator.c b/src/base/widget_animator.c
index e5fb2ebe1..ca4aee3c2 100644
--- a/src/base/widget_animator.c
+++ b/src/base/widget_animator.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget animator interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_animator.h b/src/base/widget_animator.h
index 82484683a..d8fadfda7 100644
--- a/src/base/widget_animator.h
+++ b/src/base/widget_animator.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget animator interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_animator_factory.h b/src/base/widget_animator_factory.h
index 4845b200d..9d16bb265 100644
--- a/src/base/widget_animator_factory.h
+++ b/src/base/widget_animator_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget animator factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_animator_factory_null.c b/src/base/widget_animator_factory_null.c
index 68542f87f..442c17482 100644
--- a/src/base/widget_animator_factory_null.c
+++ b/src/base/widget_animator_factory_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget animator factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_animator_manager.c b/src/base/widget_animator_manager.c
index fab725d17..d9c8cd953 100644
--- a/src/base/widget_animator_manager.c
+++ b/src/base/widget_animator_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animator manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_animator_manager.h b/src/base/widget_animator_manager.h
index f061ad736..115f34032 100644
--- a/src/base/widget_animator_manager.h
+++ b/src/base/widget_animator_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animator manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_consts.h b/src/base/widget_consts.h
index 846552cb6..5c37e3421 100644
--- a/src/base/widget_consts.h
+++ b/src/base/widget_consts.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget property names
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_factory.c b/src/base/widget_factory.c
index 42be3ada4..019c5d245 100644
--- a/src/base/widget_factory.c
+++ b/src/base/widget_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_factory.h b/src/base/widget_factory.h
index 7320f7403..bcf90f4ec 100644
--- a/src/base/widget_factory.h
+++ b/src/base/widget_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_vtable.c b/src/base/widget_vtable.c
index b99370c90..12be4dafb 100644
--- a/src/base/widget_vtable.c
+++ b/src/base/widget_vtable.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget vtable default impl
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/widget_vtable.h b/src/base/widget_vtable.h
index 97cace7d5..2d8324a80 100644
--- a/src/base/widget_vtable.h
+++ b/src/base/widget_vtable.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget vtable default impl
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window.c b/src/base/window.c
index e649cfec4..34e19058e 100644
--- a/src/base/window.c
+++ b/src/base/window.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window.h b/src/base/window.h
index c874b6f74..9394b9f9b 100644
--- a/src/base/window.h
+++ b/src/base/window.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_animator.c b/src/base/window_animator.c
index 465ab0a3c..11d7d726c 100644
--- a/src/base/window_animator.c
+++ b/src/base/window_animator.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window_animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_animator.h b/src/base/window_animator.h
index e9c0b9043..b4c845ed8 100755
--- a/src/base/window_animator.h
+++ b/src/base/window_animator.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window_animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_animator_factory.c b/src/base/window_animator_factory.c
index 69af2fec4..d8e2c1d84 100644
--- a/src/base/window_animator_factory.c
+++ b/src/base/window_animator_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window animator factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_animator_factory.h b/src/base/window_animator_factory.h
index f2bca60c4..852300f78 100644
--- a/src/base/window_animator_factory.h
+++ b/src/base/window_animator_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window animator factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_base.c b/src/base/window_base.c
index c135ea898..ea5444388 100644
--- a/src/base/window_base.c
+++ b/src/base/window_base.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window_base
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_base.h b/src/base/window_base.h
index 280465902..064938a85 100644
--- a/src/base/window_base.h
+++ b/src/base/window_base.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window_base
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_manager.c b/src/base/window_manager.c
index de05e4da2..e9604a220 100644
--- a/src/base/window_manager.c
+++ b/src/base/window_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/base/window_manager.h b/src/base/window_manager.h
index ae5c8b9c2..ffff1fe06 100644
--- a/src/base/window_manager.h
+++ b/src/base/window_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_bgr565.c b/src/blend/blend_image_bgr565_bgr565.c
index 215b572af..032ea50bb 100644
--- a/src/blend/blend_image_bgr565_bgr565.c
+++ b/src/blend/blend_image_bgr565_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_bgr565.h b/src/blend/blend_image_bgr565_bgr565.h
index 45a92424d..79df8713d 100644
--- a/src/blend/blend_image_bgr565_bgr565.h
+++ b/src/blend/blend_image_bgr565_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_bgra8888.c b/src/blend/blend_image_bgr565_bgra8888.c
index 28f989b6f..e10d60c08 100644
--- a/src/blend/blend_image_bgr565_bgra8888.c
+++ b/src/blend/blend_image_bgr565_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_bgra8888.h b/src/blend/blend_image_bgr565_bgra8888.h
index 59a5f62a7..5ea6f5cb7 100644
--- a/src/blend/blend_image_bgr565_bgra8888.h
+++ b/src/blend/blend_image_bgr565_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_rgb565.c b/src/blend/blend_image_bgr565_rgb565.c
index ad9886788..837984abb 100644
--- a/src/blend/blend_image_bgr565_rgb565.c
+++ b/src/blend/blend_image_bgr565_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_rgb565.h b/src/blend/blend_image_bgr565_rgb565.h
index 00e898308..c055f70a6 100644
--- a/src/blend/blend_image_bgr565_rgb565.h
+++ b/src/blend/blend_image_bgr565_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_rgba8888.c b/src/blend/blend_image_bgr565_rgba8888.c
index d3edcced2..b3613b6bb 100644
--- a/src/blend/blend_image_bgr565_rgba8888.c
+++ b/src/blend/blend_image_bgr565_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr565_rgba8888.h b/src/blend/blend_image_bgr565_rgba8888.h
index 458931dfa..25917f36f 100644
--- a/src/blend/blend_image_bgr565_rgba8888.h
+++ b/src/blend/blend_image_bgr565_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_bgr565.c b/src/blend/blend_image_bgr888_bgr565.c
index 06e3b48bd..1d467c4fb 100644
--- a/src/blend/blend_image_bgr888_bgr565.c
+++ b/src/blend/blend_image_bgr888_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_bgr565.h b/src/blend/blend_image_bgr888_bgr565.h
index b85f4ea37..ea7b9d00e 100644
--- a/src/blend/blend_image_bgr888_bgr565.h
+++ b/src/blend/blend_image_bgr888_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_bgr888.c b/src/blend/blend_image_bgr888_bgr888.c
index 4441ff0af..ac990ecb9 100644
--- a/src/blend/blend_image_bgr888_bgr888.c
+++ b/src/blend/blend_image_bgr888_bgr888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr888 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_bgr888.h b/src/blend/blend_image_bgr888_bgr888.h
index 9a4f2bd13..8e10b6042 100644
--- a/src/blend/blend_image_bgr888_bgr888.h
+++ b/src/blend/blend_image_bgr888_bgr888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr888 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_bgra8888.c b/src/blend/blend_image_bgr888_bgra8888.c
index cc50612f3..15092f346 100644
--- a/src/blend/blend_image_bgr888_bgra8888.c
+++ b/src/blend/blend_image_bgr888_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_bgra8888.h b/src/blend/blend_image_bgr888_bgra8888.h
index 326485ce3..1f37d4b2e 100644
--- a/src/blend/blend_image_bgr888_bgra8888.h
+++ b/src/blend/blend_image_bgr888_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_rgb565.c b/src/blend/blend_image_bgr888_rgb565.c
index 2d0a641d7..769a08fa2 100644
--- a/src/blend/blend_image_bgr888_rgb565.c
+++ b/src/blend/blend_image_bgr888_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rbg56 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_rgb565.h b/src/blend/blend_image_bgr888_rgb565.h
index 143a21ba2..fd4ac22c9 100644
--- a/src/blend/blend_image_bgr888_rgb565.h
+++ b/src/blend/blend_image_bgr888_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_rgba8888.c b/src/blend/blend_image_bgr888_rgba8888.c
index b176154c6..1d93ede52 100644
--- a/src/blend/blend_image_bgr888_rgba8888.c
+++ b/src/blend/blend_image_bgr888_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgr888_rgba8888.h b/src/blend/blend_image_bgr888_rgba8888.h
index 470f7fe55..406f9f370 100644
--- a/src/blend/blend_image_bgr888_rgba8888.h
+++ b/src/blend/blend_image_bgr888_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_bgr565.c b/src/blend/blend_image_bgra8888_bgr565.c
index b10d55631..ff3514717 100644
--- a/src/blend/blend_image_bgra8888_bgr565.c
+++ b/src/blend/blend_image_bgra8888_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_bgr565.h b/src/blend/blend_image_bgra8888_bgr565.h
index 1a5f5f9a2..e916e6378 100644
--- a/src/blend/blend_image_bgra8888_bgr565.h
+++ b/src/blend/blend_image_bgra8888_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_bgra8888.c b/src/blend/blend_image_bgra8888_bgra8888.c
index 8b5862d8f..b04b5c03a 100644
--- a/src/blend/blend_image_bgra8888_bgra8888.c
+++ b/src/blend/blend_image_bgra8888_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_bgra8888.h b/src/blend/blend_image_bgra8888_bgra8888.h
index 6705f7b92..b3f26b2b7 100644
--- a/src/blend/blend_image_bgra8888_bgra8888.h
+++ b/src/blend/blend_image_bgra8888_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_rgb565.c b/src/blend/blend_image_bgra8888_rgb565.c
index dcb9f907e..86da709be 100644
--- a/src/blend/blend_image_bgra8888_rgb565.c
+++ b/src/blend/blend_image_bgra8888_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_rgb565.h b/src/blend/blend_image_bgra8888_rgb565.h
index 2be84f1c7..7a0f80353 100644
--- a/src/blend/blend_image_bgra8888_rgb565.h
+++ b/src/blend/blend_image_bgra8888_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_rgba8888.c b/src/blend/blend_image_bgra8888_rgba8888.c
index 5c382bf0e..dce423e5a 100644
--- a/src/blend/blend_image_bgra8888_rgba8888.c
+++ b/src/blend/blend_image_bgra8888_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_bgra8888_rgba8888.h b/src/blend/blend_image_bgra8888_rgba8888.h
index 728b0d628..9c3c46891 100644
--- a/src/blend/blend_image_bgra8888_rgba8888.h
+++ b/src/blend/blend_image_bgra8888_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_bgr565.c b/src/blend/blend_image_rgb565_bgr565.c
index c5823fbb3..21e099986 100644
--- a/src/blend/blend_image_rgb565_bgr565.c
+++ b/src/blend/blend_image_rgb565_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_bgr565.h b/src/blend/blend_image_rgb565_bgr565.h
index e017e75fb..8daeb30a9 100644
--- a/src/blend/blend_image_rgb565_bgr565.h
+++ b/src/blend/blend_image_rgb565_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_bgra8888.c b/src/blend/blend_image_rgb565_bgra8888.c
index 2907c5465..1da1f992e 100644
--- a/src/blend/blend_image_rgb565_bgra8888.c
+++ b/src/blend/blend_image_rgb565_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_bgra8888.h b/src/blend/blend_image_rgb565_bgra8888.h
index b70dfd680..c4fb3201c 100644
--- a/src/blend/blend_image_rgb565_bgra8888.h
+++ b/src/blend/blend_image_rgb565_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_rgb565.c b/src/blend/blend_image_rgb565_rgb565.c
index 15d0a53b3..d7774549e 100644
--- a/src/blend/blend_image_rgb565_rgb565.c
+++ b/src/blend/blend_image_rgb565_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_rgb565.h b/src/blend/blend_image_rgb565_rgb565.h
index e44a94112..d9a93fc80 100644
--- a/src/blend/blend_image_rgb565_rgb565.h
+++ b/src/blend/blend_image_rgb565_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_rgba8888.c b/src/blend/blend_image_rgb565_rgba8888.c
index 2daa9fce1..b3c3fae3e 100644
--- a/src/blend/blend_image_rgb565_rgba8888.c
+++ b/src/blend/blend_image_rgb565_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb565_rgba8888.h b/src/blend/blend_image_rgb565_rgba8888.h
index 31f8450d6..acbdefe4e 100644
--- a/src/blend/blend_image_rgb565_rgba8888.h
+++ b/src/blend/blend_image_rgb565_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_bgr565.c b/src/blend/blend_image_rgb888_bgr565.c
index efb132e25..39b10a42f 100644
--- a/src/blend/blend_image_rgb888_bgr565.c
+++ b/src/blend/blend_image_rgb888_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_bgr565.h b/src/blend/blend_image_rgb888_bgr565.h
index 503d98f8e..7c1ded168 100644
--- a/src/blend/blend_image_rgb888_bgr565.h
+++ b/src/blend/blend_image_rgb888_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_bgra8888.c b/src/blend/blend_image_rgb888_bgra8888.c
index 98ec9ad8a..c9732583d 100644
--- a/src/blend/blend_image_rgb888_bgra8888.c
+++ b/src/blend/blend_image_rgb888_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_bgra8888.h b/src/blend/blend_image_rgb888_bgra8888.h
index 640c73fa8..7cd26db7b 100644
--- a/src/blend/blend_image_rgb888_bgra8888.h
+++ b/src/blend/blend_image_rgb888_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_rgb565.c b/src/blend/blend_image_rgb888_rgb565.c
index 7f78afe24..9486c0777 100644
--- a/src/blend/blend_image_rgb888_rgb565.c
+++ b/src/blend/blend_image_rgb888_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rbg565 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_rgb565.h b/src/blend/blend_image_rgb888_rgb565.h
index f89706d73..0a0cf5e0f 100644
--- a/src/blend/blend_image_rgb888_rgb565.h
+++ b/src/blend/blend_image_rgb888_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rbg565 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_rgb888.c b/src/blend/blend_image_rgb888_rgb888.c
index c394b3cf5..26abe1b68 100644
--- a/src/blend/blend_image_rgb888_rgb888.c
+++ b/src/blend/blend_image_rgb888_rgb888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rbg56 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_rgb888.h b/src/blend/blend_image_rgb888_rgb888.h
index 51b05641a..a69aaebc8 100644
--- a/src/blend/blend_image_rgb888_rgb888.h
+++ b/src/blend/blend_image_rgb888_rgb888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rbg888 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_rgba8888.c b/src/blend/blend_image_rgb888_rgba8888.c
index 4b3de8f39..2af50a627 100644
--- a/src/blend/blend_image_rgb888_rgba8888.c
+++ b/src/blend/blend_image_rgb888_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgb888_rgba8888.h b/src/blend/blend_image_rgb888_rgba8888.h
index 54a946eca..b2d3477ef 100644
--- a/src/blend/blend_image_rgb888_rgba8888.h
+++ b/src/blend/blend_image_rgb888_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_bgr565.c b/src/blend/blend_image_rgba8888_bgr565.c
index eea5734f7..f0293cd88 100644
--- a/src/blend/blend_image_rgba8888_bgr565.c
+++ b/src/blend/blend_image_rgba8888_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_bgr565.h b/src/blend/blend_image_rgba8888_bgr565.h
index efe3b1eb9..2607b3a46 100644
--- a/src/blend/blend_image_rgba8888_bgr565.h
+++ b/src/blend/blend_image_rgba8888_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgr565 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_bgra8888.c b/src/blend/blend_image_rgba8888_bgra8888.c
index 36aff0343..9d1f026eb 100644
--- a/src/blend/blend_image_rgba8888_bgra8888.c
+++ b/src/blend/blend_image_rgba8888_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_bgra8888.h b/src/blend/blend_image_rgba8888_bgra8888.h
index a7c6e0ac6..52edbc77f 100644
--- a/src/blend/blend_image_rgba8888_bgra8888.h
+++ b/src/blend/blend_image_rgba8888_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend bgra8888 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_rgb565.c b/src/blend/blend_image_rgba8888_rgb565.c
index 897d1a560..524297f18 100644
--- a/src/blend/blend_image_rgba8888_rgb565.c
+++ b/src/blend/blend_image_rgba8888_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_rgb565.h b/src/blend/blend_image_rgba8888_rgb565.h
index 962fc959d..2ffdc506b 100644
--- a/src/blend/blend_image_rgba8888_rgb565.h
+++ b/src/blend/blend_image_rgba8888_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgb565 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_rgba8888.c b/src/blend/blend_image_rgba8888_rgba8888.c
index 2d8bc394f..24c82deab 100644
--- a/src/blend/blend_image_rgba8888_rgba8888.c
+++ b/src/blend/blend_image_rgba8888_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/blend_image_rgba8888_rgba8888.h b/src/blend/blend_image_rgba8888_rgba8888.h
index 1da6ea979..ec235bfe9 100644
--- a/src/blend/blend_image_rgba8888_rgba8888.h
+++ b/src/blend/blend_image_rgba8888_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  blend rgba8888 on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_abgr8888.c b/src/blend/fill_image_abgr8888.c
index 5e53ba751..cf4dd8653 100644
--- a/src/blend/fill_image_abgr8888.c
+++ b/src/blend/fill_image_abgr8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on abgr8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_abgr8888.h b/src/blend/fill_image_abgr8888.h
index 7462e286f..fcd8ca0ec 100644
--- a/src/blend/fill_image_abgr8888.h
+++ b/src/blend/fill_image_abgr8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on abgr8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_argb8888.c b/src/blend/fill_image_argb8888.c
index b904ca05f..6758f52a1 100644
--- a/src/blend/fill_image_argb8888.c
+++ b/src/blend/fill_image_argb8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on argb8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_argb8888.h b/src/blend/fill_image_argb8888.h
index 99eac39b2..0e1af8425 100644
--- a/src/blend/fill_image_argb8888.h
+++ b/src/blend/fill_image_argb8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on argb8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_bgr565.c b/src/blend/fill_image_bgr565.c
index 896b1765e..728c76912 100644
--- a/src/blend/fill_image_bgr565.c
+++ b/src/blend/fill_image_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_bgr565.h b/src/blend/fill_image_bgr565.h
index 5f3fa5026..d2867ad51 100644
--- a/src/blend/fill_image_bgr565.h
+++ b/src/blend/fill_image_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_bgr888.c b/src/blend/fill_image_bgr888.c
index 209e7903c..6e670e664 100644
--- a/src/blend/fill_image_bgr888.c
+++ b/src/blend/fill_image_bgr888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_bgr888.h b/src/blend/fill_image_bgr888.h
index a48abbeac..540d53910 100644
--- a/src/blend/fill_image_bgr888.h
+++ b/src/blend/fill_image_bgr888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_bgra8888.c b/src/blend/fill_image_bgra8888.c
index acbe2bdea..a41aadb57 100644
--- a/src/blend/fill_image_bgra8888.c
+++ b/src/blend/fill_image_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_bgra8888.h b/src/blend/fill_image_bgra8888.h
index a2380c3e4..ea292f725 100644
--- a/src/blend/fill_image_bgra8888.h
+++ b/src/blend/fill_image_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_rgb565.c b/src/blend/fill_image_rgb565.c
index 467e45b56..7370bacf9 100644
--- a/src/blend/fill_image_rgb565.c
+++ b/src/blend/fill_image_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_rgb565.h b/src/blend/fill_image_rgb565.h
index edc587ab0..97be0aea3 100644
--- a/src/blend/fill_image_rgb565.h
+++ b/src/blend/fill_image_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_rgb888.c b/src/blend/fill_image_rgb888.c
index 1ab67a97c..4b766d3f1 100644
--- a/src/blend/fill_image_rgb888.c
+++ b/src/blend/fill_image_rgb888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_rgb888.h b/src/blend/fill_image_rgb888.h
index 6c7e525ce..d5884004f 100644
--- a/src/blend/fill_image_rgb888.h
+++ b/src/blend/fill_image_rgb888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_rgba8888.c b/src/blend/fill_image_rgba8888.c
index 39f83969c..28e27df59 100644
--- a/src/blend/fill_image_rgba8888.c
+++ b/src/blend/fill_image_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/fill_image_rgba8888.h b/src/blend/fill_image_rgba8888.h
index 77360f6e5..40bad3e7f 100644
--- a/src/blend/fill_image_rgba8888.h
+++ b/src/blend/fill_image_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fill on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/image_g2d.c b/src/blend/image_g2d.c
index e14272065..b2135720b 100644
--- a/src/blend/image_g2d.c
+++ b/src/blend/image_g2d.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image 2d operations.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/image_g2d.h b/src/blend/image_g2d.h
index ab54b7189..3f0497e98 100644
--- a/src/blend/image_g2d.h
+++ b/src/blend/image_g2d.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image 2d operations.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_bgr565.c b/src/blend/rotate_image_bgr565.c
index 96124737a..3695264d1 100644
--- a/src/blend/rotate_image_bgr565.c
+++ b/src/blend/rotate_image_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_bgr565.h b/src/blend/rotate_image_bgr565.h
index 0b91a8663..bd7fb7d17 100644
--- a/src/blend/rotate_image_bgr565.h
+++ b/src/blend/rotate_image_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on bgr565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_bgr888.c b/src/blend/rotate_image_bgr888.c
index a702b410a..d24c25ef2 100644
--- a/src/blend/rotate_image_bgr888.c
+++ b/src/blend/rotate_image_bgr888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_bgr888.h b/src/blend/rotate_image_bgr888.h
index 4e548d048..275dbbc41 100644
--- a/src/blend/rotate_image_bgr888.h
+++ b/src/blend/rotate_image_bgr888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on bgr888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_bgra8888.c b/src/blend/rotate_image_bgra8888.c
index 8b33e601d..cd1694dcd 100644
--- a/src/blend/rotate_image_bgra8888.c
+++ b/src/blend/rotate_image_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_bgra8888.h b/src/blend/rotate_image_bgra8888.h
index a44bc40fa..4eaa8c151 100644
--- a/src/blend/rotate_image_bgra8888.h
+++ b/src/blend/rotate_image_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on bgra8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_rgb565.c b/src/blend/rotate_image_rgb565.c
index ee7394ec0..85712768d 100644
--- a/src/blend/rotate_image_rgb565.c
+++ b/src/blend/rotate_image_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_rgb565.h b/src/blend/rotate_image_rgb565.h
index dcc8cfe46..9e764336b 100644
--- a/src/blend/rotate_image_rgb565.h
+++ b/src/blend/rotate_image_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on rgb565
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_rgb888.c b/src/blend/rotate_image_rgb888.c
index 802db136e..6131ed8d8 100644
--- a/src/blend/rotate_image_rgb888.c
+++ b/src/blend/rotate_image_rgb888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_rgb888.h b/src/blend/rotate_image_rgb888.h
index cdad4c4d5..8871f80ce 100644
--- a/src/blend/rotate_image_rgb888.h
+++ b/src/blend/rotate_image_rgb888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on rgb888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_rgba8888.c b/src/blend/rotate_image_rgba8888.c
index 7ecc9caeb..256a7ed54 100644
--- a/src/blend/rotate_image_rgba8888.c
+++ b/src/blend/rotate_image_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/rotate_image_rgba8888.h b/src/blend/rotate_image_rgba8888.h
index 26f315341..6fb2cd69a 100644
--- a/src/blend/rotate_image_rgba8888.h
+++ b/src/blend/rotate_image_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate on rgba8888
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/soft_g2d.c b/src/blend/soft_g2d.c
index 0b4106991..c569203d9 100644
--- a/src/blend/soft_g2d.c
+++ b/src/blend/soft_g2d.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  software implemented image operations
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/soft_g2d.h b/src/blend/soft_g2d.h
index f1f6c94b7..88e57aeb2 100644
--- a/src/blend/soft_g2d.h
+++ b/src/blend/soft_g2d.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  software implemented image operations
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/blend/stm32_g2d.c b/src/blend/stm32_g2d.c
index cc06ac09b..6c283bf1c 100644
--- a/src/blend/stm32_g2d.c
+++ b/src/blend/stm32_g2d.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  stm32 dma2d implemented hardware 2d
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/charset/encoding.c b/src/charset/encoding.c
index 43e00ae71..21e0403ad 100644
--- a/src/charset/encoding.c
+++ b/src/charset/encoding.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  encoding conversion
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; withto even the implied warranty of
diff --git a/src/charset/encoding.h b/src/charset/encoding.h
index 6053126bf..e19f5419c 100644
--- a/src/charset/encoding.h
+++ b/src/charset/encoding.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  encoding conversion
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; withto even the implied warranty of
diff --git a/src/clip_board/clip_board_default.c b/src/clip_board/clip_board_default.c
index 4c2a0b650..b406cb55b 100644
--- a/src/clip_board/clip_board_default.c
+++ b/src/clip_board/clip_board_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip_board default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/clip_board/clip_board_default.h b/src/clip_board/clip_board_default.h
index e83b48fcf..c9e5de0a5 100644
--- a/src/clip_board/clip_board_default.h
+++ b/src/clip_board/clip_board_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip_board default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/clip_board/clip_board_sdl.c b/src/clip_board/clip_board_sdl.c
index 760e2f324..69a73ceb1 100644
--- a/src/clip_board/clip_board_sdl.c
+++ b/src/clip_board/clip_board_sdl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip_board on SDL
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/clip_board/clip_board_sdl.h b/src/clip_board/clip_board_sdl.h
index 492c4eae8..3b5a5500c 100644
--- a/src/clip_board/clip_board_sdl.h
+++ b/src/clip_board/clip_board_sdl.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip_board on SDL
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/compressors/compressor_miniz.c b/src/compressors/compressor_miniz.c
index 3b6dec17b..e77b95e77 100644
--- a/src/compressors/compressor_miniz.c
+++ b/src/compressors/compressor_miniz.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  compressor base on miniz
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed data the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/compressors/compressor_miniz.h b/src/compressors/compressor_miniz.h
index 40a5947ca..ef50444d0 100644
--- a/src/compressors/compressor_miniz.h
+++ b/src/compressors/compressor_miniz.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  compressor base on miniz
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed data the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf.c b/src/conf_io/app_conf.c
index fe984b664..e7236c1b7 100644
--- a/src/conf_io/app_conf.c
+++ b/src/conf_io/app_conf.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  config for application
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf.h b/src/conf_io/app_conf.h
index 0341bfb28..5e780afdd 100644
--- a/src/conf_io/app_conf.h
+++ b/src/conf_io/app_conf.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  config for application
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init.c b/src/conf_io/app_conf_init.c
index 7faa3d7f6..35f37aebb 100644
--- a/src/conf_io/app_conf_init.c
+++ b/src/conf_io/app_conf_init.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  init config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init.h b/src/conf_io/app_conf_init.h
index ff491f00b..e1b3141c4 100644
--- a/src/conf_io/app_conf_init.h
+++ b/src/conf_io/app_conf_init.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  init config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init_ini.c b/src/conf_io/app_conf_init_ini.c
index 4b844c633..12c86df08 100644
--- a/src/conf_io/app_conf_init_ini.c
+++ b/src/conf_io/app_conf_init_ini.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init_ini.h b/src/conf_io/app_conf_init_ini.h
index 571d6a30a..d79dee00b 100644
--- a/src/conf_io/app_conf_init_ini.h
+++ b/src/conf_io/app_conf_init_ini.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init_json.c b/src/conf_io/app_conf_init_json.c
index 61e51e1e3..cbdef8fac 100644
--- a/src/conf_io/app_conf_init_json.c
+++ b/src/conf_io/app_conf_init_json.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init_json.h b/src/conf_io/app_conf_init_json.h
index 6e0889822..cd2a37f18 100644
--- a/src/conf_io/app_conf_init_json.h
+++ b/src/conf_io/app_conf_init_json.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init_ubjson.c b/src/conf_io/app_conf_init_ubjson.c
index 61a8116f2..3be889a81 100644
--- a/src/conf_io/app_conf_init_ubjson.c
+++ b/src/conf_io/app_conf_init_ubjson.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/app_conf_init_ubjson.h b/src/conf_io/app_conf_init_ubjson.h
index d0dc21fd4..11652af54 100644
--- a/src/conf_io/app_conf_init_ubjson.h
+++ b/src/conf_io/app_conf_init_ubjson.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini config for app
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_ini.c b/src/conf_io/conf_ini.c
index dda66cf9d..4db490a76 100644
--- a/src/conf_io/conf_ini.c
+++ b/src/conf_io/conf_ini.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_ini.h b/src/conf_io/conf_ini.h
index 40677dabd..d021f883e 100644
--- a/src/conf_io/conf_ini.h
+++ b/src/conf_io/conf_ini.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ini 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_json.c b/src/conf_io/conf_json.c
index ebb8f6f1b..aec4d96a6 100644
--- a/src/conf_io/conf_json.c
+++ b/src/conf_io/conf_json.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  json 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_json.h b/src/conf_io/conf_json.h
index d9bf02525..7c598cfb5 100644
--- a/src/conf_io/conf_json.h
+++ b/src/conf_io/conf_json.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  json 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_node.c b/src/conf_io/conf_node.c
index a834d9ace..6e2439193 100644
--- a/src/conf_io/conf_node.c
+++ b/src/conf_io/conf_node.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  conf node
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_node.h b/src/conf_io/conf_node.h
index 625189479..8e1931c45 100644
--- a/src/conf_io/conf_node.h
+++ b/src/conf_io/conf_node.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  conf node
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_obj.c b/src/conf_io/conf_obj.c
index 208e34c29..b6db04240 100644
--- a/src/conf_io/conf_obj.c
+++ b/src/conf_io/conf_obj.c
@@ -4,7 +4,7 @@
  * Author: AWTK Develop Team
  * Brief:  conf obj
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_obj.h b/src/conf_io/conf_obj.h
index 8323a09ba..0536b499c 100644
--- a/src/conf_io/conf_obj.h
+++ b/src/conf_io/conf_obj.h
@@ -4,7 +4,7 @@
  * Author: AWTK Develop Team
  * Brief:  conf obj
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_ubjson.c b/src/conf_io/conf_ubjson.c
index 31ba09739..d101e2382 100644
--- a/src/conf_io/conf_ubjson.c
+++ b/src/conf_io/conf_ubjson.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/conf_io/conf_ubjson.h b/src/conf_io/conf_ubjson.h
index 50fd23cef..d4729c337 100644
--- a/src/conf_io/conf_ubjson.h
+++ b/src/conf_io/conf_ubjson.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/dialog_highlighters/dialog_highlighter_builtins.c b/src/dialog_highlighters/dialog_highlighter_builtins.c
index 462a9082e..af6bbb2eb 100644
--- a/src/dialog_highlighters/dialog_highlighter_builtins.c
+++ b/src/dialog_highlighters/dialog_highlighter_builtins.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builts dialog_highlighter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/dialog_highlighters/dialog_highlighter_builtins.h b/src/dialog_highlighters/dialog_highlighter_builtins.h
index b28d4b964..0d21a1909 100644
--- a/src/dialog_highlighters/dialog_highlighter_builtins.h
+++ b/src/dialog_highlighters/dialog_highlighter_builtins.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builts dialog_highlighter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/dialog_highlighters/dialog_highlighter_default.c b/src/dialog_highlighters/dialog_highlighter_default.c
index 478580dc1..b3c558611 100644
--- a/src/dialog_highlighters/dialog_highlighter_default.c
+++ b/src/dialog_highlighters/dialog_highlighter_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog_highlighter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/dialog_highlighters/dialog_highlighter_default.h b/src/dialog_highlighters/dialog_highlighter_default.h
index 9b9e0b465..9826e48e1 100644
--- a/src/dialog_highlighters/dialog_highlighter_default.h
+++ b/src/dialog_highlighters/dialog_highlighter_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default dialog_highlighter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/ext_widgets/canvas_widget/canvas_widget.c b/src/ext_widgets/canvas_widget/canvas_widget.c
index 102a9c8a9..0d76ed048 100644
--- a/src/ext_widgets/canvas_widget/canvas_widget.c
+++ b/src/ext_widgets/canvas_widget/canvas_widget.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  canvas_widget
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/canvas_widget/canvas_widget.h b/src/ext_widgets/canvas_widget/canvas_widget.h
index cc8f9cda5..16661f50e 100644
--- a/src/ext_widgets/canvas_widget/canvas_widget.h
+++ b/src/ext_widgets/canvas_widget/canvas_widget.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  canvas_widget
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/color_picker/color_component.c b/src/ext_widgets/color_picker/color_component.c
index 1ab45c988..7dc4d08d6 100644
--- a/src/ext_widgets/color_picker/color_component.c
+++ b/src/ext_widgets/color_picker/color_component.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_component
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/color_picker/color_component.h b/src/ext_widgets/color_picker/color_component.h
index 3cb6da9bf..7ce360834 100644
--- a/src/ext_widgets/color_picker/color_component.h
+++ b/src/ext_widgets/color_picker/color_component.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_component
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/color_picker/color_picker.c b/src/ext_widgets/color_picker/color_picker.c
index 3e0c0842e..bee66525e 100644
--- a/src/ext_widgets/color_picker/color_picker.c
+++ b/src/ext_widgets/color_picker/color_picker.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_picker
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/color_picker/color_picker.h b/src/ext_widgets/color_picker/color_picker.h
index cc4e1de2a..255d4d742 100644
--- a/src/ext_widgets/color_picker/color_picker.h
+++ b/src/ext_widgets/color_picker/color_picker.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_picker
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/color_picker/color_picker_const.h b/src/ext_widgets/color_picker/color_picker_const.h
index 04b01de6b..43a973efb 100644
--- a/src/ext_widgets/color_picker/color_picker_const.h
+++ b/src/ext_widgets/color_picker/color_picker_const.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_picker consts
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/combo_box_ex/combo_box_ex.c b/src/ext_widgets/combo_box_ex/combo_box_ex.c
index d354ba75a..d307ca8b9 100644
--- a/src/ext_widgets/combo_box_ex/combo_box_ex.c
+++ b/src/ext_widgets/combo_box_ex/combo_box_ex.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  combo_box_ex
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/combo_box_ex/combo_box_ex.h b/src/ext_widgets/combo_box_ex/combo_box_ex.h
index bda5ae9dd..84b175871 100644
--- a/src/ext_widgets/combo_box_ex/combo_box_ex.h
+++ b/src/ext_widgets/combo_box_ex/combo_box_ex.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  combo_box_ex
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/ext_widgets.c b/src/ext_widgets/ext_widgets.c
index d85e7d11f..0d9420cad 100644
--- a/src/ext_widgets/ext_widgets.c
+++ b/src/ext_widgets/ext_widgets.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ext widgets
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/ext_widgets.h b/src/ext_widgets/ext_widgets.h
index 418ddd981..b9bed347b 100755
--- a/src/ext_widgets/ext_widgets.h
+++ b/src/ext_widgets/ext_widgets.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ext widgets
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/features/draggable.c b/src/ext_widgets/features/draggable.c
index 79a1883f5..af3453373 100644
--- a/src/ext_widgets/features/draggable.c
+++ b/src/ext_widgets/features/draggable.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  make parent widget or window draggable
  *
- * Copyright (c) 2019 - 2020 Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/features/draggable.h b/src/ext_widgets/features/draggable.h
index 208afaf99..a089c33e7 100644
--- a/src/ext_widgets/features/draggable.h
+++ b/src/ext_widgets/features/draggable.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  make parent widget or window draggable
  *
- * Copyright (c) 2019 - 2020 Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/file_browser/file_browser.c b/src/ext_widgets/file_browser/file_browser.c
index 204d0e528..7c4e15013 100644
--- a/src/ext_widgets/file_browser/file_browser.c
+++ b/src/ext_widgets/file_browser/file_browser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  file_browser
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/file_browser/file_browser.h b/src/ext_widgets/file_browser/file_browser.h
index 2f5c4ea56..dae040274 100644
--- a/src/ext_widgets/file_browser/file_browser.h
+++ b/src/ext_widgets/file_browser/file_browser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  file_browser
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/file_browser/file_browser_view.c b/src/ext_widgets/file_browser/file_browser_view.c
index a06cf8dc4..1c0df81a3 100644
--- a/src/ext_widgets/file_browser/file_browser_view.c
+++ b/src/ext_widgets/file_browser/file_browser_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  file manager/browser/choosor
  *
- * Copyright (c) 2020 - 2020 Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/file_browser/file_browser_view.h b/src/ext_widgets/file_browser/file_browser_view.h
index b7ea3bb32..901e0f9b5 100644
--- a/src/ext_widgets/file_browser/file_browser_view.h
+++ b/src/ext_widgets/file_browser/file_browser_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  file manager/browser/choosor
  *
- * Copyright (c) 2020 - 2020 Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/file_browser/file_chooser.c b/src/ext_widgets/file_browser/file_chooser.c
index 4d9a94808..1ae5107a7 100644
--- a/src/ext_widgets/file_browser/file_chooser.c
+++ b/src/ext_widgets/file_browser/file_chooser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  file/folder choosers
  *
- * Copyright (c) 2020 - 2020 Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/file_browser/file_chooser.h b/src/ext_widgets/file_browser/file_chooser.h
index 02eb03d4e..ebd5547ee 100644
--- a/src/ext_widgets/file_browser/file_chooser.h
+++ b/src/ext_widgets/file_browser/file_chooser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  file/folder choosers
  *
- * Copyright (c) 2020 - 2020 Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/gif_image/gif_image.c b/src/ext_widgets/gif_image/gif_image.c
index 0b133b25d..00d6989f0 100644
--- a/src/ext_widgets/gif_image/gif_image.c
+++ b/src/ext_widgets/gif_image/gif_image.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  gif_image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/gif_image/gif_image.h b/src/ext_widgets/gif_image/gif_image.h
index 4f1a7e926..765e20f3f 100644
--- a/src/ext_widgets/gif_image/gif_image.h
+++ b/src/ext_widgets/gif_image/gif_image.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  gif_image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/guage/guage.c b/src/ext_widgets/guage/guage.c
index 88d91c0c8..42ddf0378 100644
--- a/src/ext_widgets/guage/guage.c
+++ b/src/ext_widgets/guage/guage.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  guage
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/guage/guage.h b/src/ext_widgets/guage/guage.h
index 4935743f1..0498729df 100644
--- a/src/ext_widgets/guage/guage.h
+++ b/src/ext_widgets/guage/guage.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  guage
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/guage/guage_pointer.c b/src/ext_widgets/guage/guage_pointer.c
index 0cb4c85b6..cb4b6ee73 100644
--- a/src/ext_widgets/guage/guage_pointer.c
+++ b/src/ext_widgets/guage/guage_pointer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  guage_pointer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/guage/guage_pointer.h b/src/ext_widgets/guage/guage_pointer.h
index 369fb4941..d2ce9ba50 100644
--- a/src/ext_widgets/guage/guage_pointer.h
+++ b/src/ext_widgets/guage/guage_pointer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  guage_pointer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/image_animation/image_animation.c b/src/ext_widgets/image_animation/image_animation.c
index 18fb6ba10..d021b5b1a 100644
--- a/src/ext_widgets/image_animation/image_animation.c
+++ b/src/ext_widgets/image_animation/image_animation.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image_animation
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/image_animation/image_animation.h b/src/ext_widgets/image_animation/image_animation.h
index 3901f4ff8..bc30b82b6 100644
--- a/src/ext_widgets/image_animation/image_animation.h
+++ b/src/ext_widgets/image_animation/image_animation.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image_animation
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/image_value/image_value.c b/src/ext_widgets/image_value/image_value.c
index cf401f788..dc9af53c1 100644
--- a/src/ext_widgets/image_value/image_value.c
+++ b/src/ext_widgets/image_value/image_value.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image_value
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/image_value/image_value.h b/src/ext_widgets/image_value/image_value.h
index 28d0c1ab8..2e96d3fb2 100644
--- a/src/ext_widgets/image_value/image_value.h
+++ b/src/ext_widgets/image_value/image_value.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image_value
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/keyboard/candidates.c b/src/ext_widgets/keyboard/candidates.c
index a739db8e0..1fac8f33a 100644
--- a/src/ext_widgets/keyboard/candidates.c
+++ b/src/ext_widgets/keyboard/candidates.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  candidates
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/keyboard/candidates.h b/src/ext_widgets/keyboard/candidates.h
index 427cd0bb0..149077d72 100644
--- a/src/ext_widgets/keyboard/candidates.h
+++ b/src/ext_widgets/keyboard/candidates.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method text candidates
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/keyboard/keyboard.c b/src/ext_widgets/keyboard/keyboard.c
index 6ca2004cb..605d7a0ac 100644
--- a/src/ext_widgets/keyboard/keyboard.c
+++ b/src/ext_widgets/keyboard/keyboard.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  keyboard
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/keyboard/keyboard.h b/src/ext_widgets/keyboard/keyboard.h
index 71c366c96..f39ee8f87 100644
--- a/src/ext_widgets/keyboard/keyboard.h
+++ b/src/ext_widgets/keyboard/keyboard.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  keyboard
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/keyboard/lang_indicator.c b/src/ext_widgets/keyboard/lang_indicator.c
index a11ba6d26..abc0f0295 100644
--- a/src/ext_widgets/keyboard/lang_indicator.c
+++ b/src/ext_widgets/keyboard/lang_indicator.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lang_indicator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/keyboard/lang_indicator.h b/src/ext_widgets/keyboard/lang_indicator.h
index 91c4e7ccb..24b9eb0e6 100644
--- a/src/ext_widgets/keyboard/lang_indicator.h
+++ b/src/ext_widgets/keyboard/lang_indicator.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lang_indicator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/mledit/line_number.c b/src/ext_widgets/mledit/line_number.c
index 9f1155be0..b63c31841 100644
--- a/src/ext_widgets/mledit/line_number.c
+++ b/src/ext_widgets/mledit/line_number.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  line_number
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/mledit/line_number.h b/src/ext_widgets/mledit/line_number.h
index 563db339f..01c6abf47 100644
--- a/src/ext_widgets/mledit/line_number.h
+++ b/src/ext_widgets/mledit/line_number.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  line_number
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/mledit/mledit.c b/src/ext_widgets/mledit/mledit.c
index 9759d2c73..ea6803325 100644
--- a/src/ext_widgets/mledit/mledit.c
+++ b/src/ext_widgets/mledit/mledit.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mledit
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/mledit/mledit.h b/src/ext_widgets/mledit/mledit.h
index 2ccaed3c2..dc360a74a 100644
--- a/src/ext_widgets/mledit/mledit.h
+++ b/src/ext_widgets/mledit/mledit.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mledit
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/mutable_image/mutable_image.c b/src/ext_widgets/mutable_image/mutable_image.c
index 321ebb9b0..868e8d5b0 100644
--- a/src/ext_widgets/mutable_image/mutable_image.c
+++ b/src/ext_widgets/mutable_image/mutable_image.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutable_image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/mutable_image/mutable_image.h b/src/ext_widgets/mutable_image/mutable_image.h
index 8f6c79fd4..f38c6d123 100644
--- a/src/ext_widgets/mutable_image/mutable_image.h
+++ b/src/ext_widgets/mutable_image/mutable_image.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutable_image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/progress_circle/progress_circle.c b/src/ext_widgets/progress_circle/progress_circle.c
index 280cbad9d..af5bf7c45 100644
--- a/src/ext_widgets/progress_circle/progress_circle.c
+++ b/src/ext_widgets/progress_circle/progress_circle.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  progress_circle
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/progress_circle/progress_circle.h b/src/ext_widgets/progress_circle/progress_circle.h
index 834d48229..5cbb30d14 100644
--- a/src/ext_widgets/progress_circle/progress_circle.h
+++ b/src/ext_widgets/progress_circle/progress_circle.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  progress_circle
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text.c b/src/ext_widgets/rich_text/rich_text.c
index cc74e8a39..1daa0bea5 100644
--- a/src/ext_widgets/rich_text/rich_text.c
+++ b/src/ext_widgets/rich_text/rich_text.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text.h b/src/ext_widgets/rich_text/rich_text.h
index 2d7fd1a56..3f50236d8 100644
--- a/src/ext_widgets/rich_text/rich_text.h
+++ b/src/ext_widgets/rich_text/rich_text.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_node.c b/src/ext_widgets/rich_text/rich_text_node.c
index ea9194639..f57ec51f7 100755
--- a/src/ext_widgets/rich_text/rich_text_node.c
+++ b/src/ext_widgets/rich_text/rich_text_node.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_node
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dirich_text_nodeibuted in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_node.h b/src/ext_widgets/rich_text/rich_text_node.h
index c2d717301..e02498400 100755
--- a/src/ext_widgets/rich_text/rich_text_node.h
+++ b/src/ext_widgets/rich_text/rich_text_node.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_node
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dirich_text_nodeibuted in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_parser.c b/src/ext_widgets/rich_text/rich_text_parser.c
index feabe9c52..92a175004 100644
--- a/src/ext_widgets/rich_text/rich_text_parser.c
+++ b/src/ext_widgets/rich_text/rich_text_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dirich_text_parseributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_parser.h b/src/ext_widgets/rich_text/rich_text_parser.h
index 0edef8def..232e7810d 100644
--- a/src/ext_widgets/rich_text/rich_text_parser.h
+++ b/src/ext_widgets/rich_text/rich_text_parser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dirich_text_parseributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_render_node.c b/src/ext_widgets/rich_text/rich_text_render_node.c
index 62e4f9f2e..357dff26e 100644
--- a/src/ext_widgets/rich_text/rich_text_render_node.c
+++ b/src/ext_widgets/rich_text/rich_text_render_node.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_render_node
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dirich_text_render_nodeibuted in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_render_node.h b/src/ext_widgets/rich_text/rich_text_render_node.h
index 928019388..8b8aaee8e 100644
--- a/src/ext_widgets/rich_text/rich_text_render_node.h
+++ b/src/ext_widgets/rich_text/rich_text_render_node.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_render_node
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dirich_text_render_nodeibuted in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_view.c b/src/ext_widgets/rich_text/rich_text_view.c
index 09332c85c..426456f0f 100644
--- a/src/ext_widgets/rich_text/rich_text_view.c
+++ b/src/ext_widgets/rich_text/rich_text_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/rich_text/rich_text_view.h b/src/ext_widgets/rich_text/rich_text_view.h
index 0a0170dbc..248e040f9 100644
--- a/src/ext_widgets/rich_text/rich_text_view.h
+++ b/src/ext_widgets/rich_text/rich_text_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rich_text_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_label/hscroll_label.c b/src/ext_widgets/scroll_label/hscroll_label.c
index 0420c59a5..af9818827 100644
--- a/src/ext_widgets/scroll_label/hscroll_label.c
+++ b/src/ext_widgets/scroll_label/hscroll_label.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  hscroll_label
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_label/hscroll_label.h b/src/ext_widgets/scroll_label/hscroll_label.h
index f4db204e2..8e114c6c9 100644
--- a/src/ext_widgets/scroll_label/hscroll_label.h
+++ b/src/ext_widgets/scroll_label/hscroll_label.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  hscroll_label
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/children_layouter_list_view.c b/src/ext_widgets/scroll_view/children_layouter_list_view.c
index 82c0abb6d..f5cecba45 100644
--- a/src/ext_widgets/scroll_view/children_layouter_list_view.c
+++ b/src/ext_widgets/scroll_view/children_layouter_list_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter list view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/children_layouter_list_view.h b/src/ext_widgets/scroll_view/children_layouter_list_view.h
index b6921d23c..6b4f9f030 100644
--- a/src/ext_widgets/scroll_view/children_layouter_list_view.h
+++ b/src/ext_widgets/scroll_view/children_layouter_list_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter list view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/list_item.c b/src/ext_widgets/scroll_view/list_item.c
index e17254f1f..2aebfe245 100644
--- a/src/ext_widgets/scroll_view/list_item.c
+++ b/src/ext_widgets/scroll_view/list_item.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  list_item
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/list_item.h b/src/ext_widgets/scroll_view/list_item.h
index 28eb05588..b0c2a7e7e 100644
--- a/src/ext_widgets/scroll_view/list_item.h
+++ b/src/ext_widgets/scroll_view/list_item.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  list_item
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/list_view.c b/src/ext_widgets/scroll_view/list_view.c
index 94e515007..8999b976f 100644
--- a/src/ext_widgets/scroll_view/list_view.c
+++ b/src/ext_widgets/scroll_view/list_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  list_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/list_view.h b/src/ext_widgets/scroll_view/list_view.h
index c362084fd..8d017a820 100644
--- a/src/ext_widgets/scroll_view/list_view.h
+++ b/src/ext_widgets/scroll_view/list_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  list_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/list_view_h.c b/src/ext_widgets/scroll_view/list_view_h.c
index 6b120b488..da3d8d284 100644
--- a/src/ext_widgets/scroll_view/list_view_h.c
+++ b/src/ext_widgets/scroll_view/list_view_h.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  list_view_h
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/list_view_h.h b/src/ext_widgets/scroll_view/list_view_h.h
index b0632e419..d326ed820 100644
--- a/src/ext_widgets/scroll_view/list_view_h.h
+++ b/src/ext_widgets/scroll_view/list_view_h.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  list_view_h
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/scroll_bar.c b/src/ext_widgets/scroll_view/scroll_bar.c
index e54442576..2cac9acf9 100644
--- a/src/ext_widgets/scroll_view/scroll_bar.c
+++ b/src/ext_widgets/scroll_view/scroll_bar.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  scroll_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/scroll_bar.h b/src/ext_widgets/scroll_view/scroll_bar.h
index 3343465ef..b5c8eb173 100644
--- a/src/ext_widgets/scroll_view/scroll_bar.h
+++ b/src/ext_widgets/scroll_view/scroll_bar.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  scroll_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/scroll_view.c b/src/ext_widgets/scroll_view/scroll_view.c
index dd7147627..f057915ce 100644
--- a/src/ext_widgets/scroll_view/scroll_view.c
+++ b/src/ext_widgets/scroll_view/scroll_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  scroll_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/scroll_view/scroll_view.h b/src/ext_widgets/scroll_view/scroll_view.h
index e998b2109..be063af81 100644
--- a/src/ext_widgets/scroll_view/scroll_view.h
+++ b/src/ext_widgets/scroll_view/scroll_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  scroll_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/slide_menu/slide_menu.c b/src/ext_widgets/slide_menu/slide_menu.c
index bcf21ccf9..762207b08 100644
--- a/src/ext_widgets/slide_menu/slide_menu.c
+++ b/src/ext_widgets/slide_menu/slide_menu.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_menu
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/slide_menu/slide_menu.h b/src/ext_widgets/slide_menu/slide_menu.h
index 64faa6bf9..a078c24d5 100644
--- a/src/ext_widgets/slide_menu/slide_menu.h
+++ b/src/ext_widgets/slide_menu/slide_menu.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_menu
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/slide_view/slide_indicator.c b/src/ext_widgets/slide_view/slide_indicator.c
index b88ec6a62..a94a7b75b 100644
--- a/src/ext_widgets/slide_view/slide_indicator.c
+++ b/src/ext_widgets/slide_view/slide_indicator.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_indicator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/slide_view/slide_indicator.h b/src/ext_widgets/slide_view/slide_indicator.h
index 11a525eb1..56dd36eba 100644
--- a/src/ext_widgets/slide_view/slide_indicator.h
+++ b/src/ext_widgets/slide_view/slide_indicator.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_indicator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/slide_view/slide_view.c b/src/ext_widgets/slide_view/slide_view.c
index e42db429c..01438855c 100644
--- a/src/ext_widgets/slide_view/slide_view.c
+++ b/src/ext_widgets/slide_view/slide_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/slide_view/slide_view.h b/src/ext_widgets/slide_view/slide_view.h
index ac16914cd..a253a7beb 100644
--- a/src/ext_widgets/slide_view/slide_view.h
+++ b/src/ext_widgets/slide_view/slide_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/svg_image/svg_image.c b/src/ext_widgets/svg_image/svg_image.c
index 18d8fb440..27af99025 100644
--- a/src/ext_widgets/svg_image/svg_image.c
+++ b/src/ext_widgets/svg_image/svg_image.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg_image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/svg_image/svg_image.h b/src/ext_widgets/svg_image/svg_image.h
index 1ad5719d6..8ec580ff3 100644
--- a/src/ext_widgets/svg_image/svg_image.h
+++ b/src/ext_widgets/svg_image/svg_image.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg_image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/switch/switch.c b/src/ext_widgets/switch/switch.c
index 1d541f7ac..f267d4943 100644
--- a/src/ext_widgets/switch/switch.c
+++ b/src/ext_widgets/switch/switch.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  switch
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/switch/switch.h b/src/ext_widgets/switch/switch.h
index 1df0aa1d2..ec8e7c2d4 100644
--- a/src/ext_widgets/switch/switch.h
+++ b/src/ext_widgets/switch/switch.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  switch
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/text_selector/text_selector.c b/src/ext_widgets/text_selector/text_selector.c
index 65cbd3e67..c3b1e5e8d 100644
--- a/src/ext_widgets/text_selector/text_selector.c
+++ b/src/ext_widgets/text_selector/text_selector.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  text_selector
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/text_selector/text_selector.h b/src/ext_widgets/text_selector/text_selector.h
index e5c0a918f..77d36b554 100644
--- a/src/ext_widgets/text_selector/text_selector.h
+++ b/src/ext_widgets/text_selector/text_selector.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  text_selector
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/time_clock/time_clock.c b/src/ext_widgets/time_clock/time_clock.c
index 51285f76b..38b671718 100644
--- a/src/ext_widgets/time_clock/time_clock.c
+++ b/src/ext_widgets/time_clock/time_clock.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  time_clock
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ext_widgets/time_clock/time_clock.h b/src/ext_widgets/time_clock/time_clock.h
index 25e03c850..a262c5d59 100644
--- a/src/ext_widgets/time_clock/time_clock.h
+++ b/src/ext_widgets/time_clock/time_clock.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  time_clock
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/font_loader/font_loader_bitmap.c b/src/font_loader/font_loader_bitmap.c
index 439ee72c3..3f2aa95f4 100644
--- a/src/font_loader/font_loader_bitmap.c
+++ b/src/font_loader/font_loader_bitmap.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/font_loader/font_loader_bitmap.h b/src/font_loader/font_loader_bitmap.h
index 56459bdc2..227e1c727 100644
--- a/src/font_loader/font_loader_bitmap.h
+++ b/src/font_loader/font_loader_bitmap.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  font bitmap font loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/font_loader/font_loader_stb.c b/src/font_loader/font_loader_stb.c
index 857896493..c22e66ec8 100644
--- a/src/font_loader/font_loader_stb.c
+++ b/src/font_loader/font_loader_stb.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  stb truetype font loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/font_loader/font_loader_stb.h b/src/font_loader/font_loader_stb.h
index 3e88279f7..0f8bee786 100644
--- a/src/font_loader/font_loader_stb.h
+++ b/src/font_loader/font_loader_stb.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  stb truetype font loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/font_loader/font_loader_truetype.h b/src/font_loader/font_loader_truetype.h
index 8e6ba75cf..ba9fa4f6e 100644
--- a/src/font_loader/font_loader_truetype.h
+++ b/src/font_loader/font_loader_truetype.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  truetype font loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/graphic_buffer/graphic_buffer_default.c b/src/graphic_buffer/graphic_buffer_default.c
index 1684c9736..bce5eeb49 100644
--- a/src/graphic_buffer/graphic_buffer_default.c
+++ b/src/graphic_buffer/graphic_buffer_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  graphic_buffer default
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/image_loader/image_loader_stb.c b/src/image_loader/image_loader_stb.c
index cc87e683b..cf9b44e8b 100644
--- a/src/image_loader/image_loader_stb.c
+++ b/src/image_loader/image_loader_stb.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  stb image loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/image_loader/image_loader_stb.h b/src/image_loader/image_loader_stb.h
index c89709f4a..229714749 100644
--- a/src/image_loader/image_loader_stb.h
+++ b/src/image_loader/image_loader_stb.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  stb image loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/ime_utils.c b/src/input_engines/ime_utils.c
index 09e47881f..1cf6bdbaa 100644
--- a/src/input_engines/ime_utils.c
+++ b/src/input_engines/ime_utils.c
@@ -4,7 +4,7 @@
  * Author: AWTK Develop Team
  * Brief:  t9 input method helper functions
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/ime_utils.h b/src/input_engines/ime_utils.h
index a293b427e..150220dda 100644
--- a/src/input_engines/ime_utils.h
+++ b/src/input_engines/ime_utils.h
@@ -4,7 +4,7 @@
  * Author: AWTK Develop Team
  * Brief:  t9 input method helper functions
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/input_engine_null.c b/src/input_engines/input_engine_null.c
index 4da7dbdf5..d9694d008 100644
--- a/src/input_engines/input_engine_null.c
+++ b/src/input_engines/input_engine_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  null input method engine
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/input_engine_null.h b/src/input_engines/input_engine_null.h
index b9e6f203f..88bdd0685 100644
--- a/src/input_engines/input_engine_null.h
+++ b/src/input_engines/input_engine_null.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input_engine_null
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/input_engine_pinyin.h b/src/input_engines/input_engine_pinyin.h
index da68d9f8c..c7cbdf8f1 100644
--- a/src/input_engines/input_engine_pinyin.h
+++ b/src/input_engines/input_engine_pinyin.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input_engine_pinyin
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/input_engine_spinyin.c b/src/input_engines/input_engine_spinyin.c
index c3c5983df..5445fb7ac 100644
--- a/src/input_engines/input_engine_spinyin.c
+++ b/src/input_engines/input_engine_spinyin.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  simple pinyin input engine
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/input_engine_t9.c b/src/input_engines/input_engine_t9.c
index 0759564ac..f4ba11a0e 100644
--- a/src/input_engines/input_engine_t9.c
+++ b/src/input_engines/input_engine_t9.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  t9 input method engine
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_engines/input_engine_t9ext.c b/src/input_engines/input_engine_t9ext.c
index dfbe379f3..be0c6559b 100644
--- a/src/input_engines/input_engine_t9ext.c
+++ b/src/input_engines/input_engine_t9ext.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  t9 input method engine
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_methods/input_method_creator.c b/src/input_methods/input_method_creator.c
index 91001f942..22050ecec 100644
--- a/src/input_methods/input_method_creator.c
+++ b/src/input_methods/input_method_creator.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input method creator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_methods/input_method_default.h b/src/input_methods/input_method_default.h
index 68fb510cf..a1038f97d 100644
--- a/src/input_methods/input_method_default.h
+++ b/src/input_methods/input_method_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input_method_default
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_methods/input_method_null.h b/src/input_methods/input_method_null.h
index a90353742..70bae8a9c 100644
--- a/src/input_methods/input_method_null.h
+++ b/src/input_methods/input_method_null.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input_method_null
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/input_methods/input_method_sdl.h b/src/input_methods/input_method_sdl.h
index 959e97c77..30d55428a 100644
--- a/src/input_methods/input_method_sdl.h
+++ b/src/input_methods/input_method_sdl.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input_method_sdl
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/children_layouter_builtins.c b/src/layouters/children_layouter_builtins.c
index ac0820778..822bab126 100644
--- a/src/layouters/children_layouter_builtins.c
+++ b/src/layouters/children_layouter_builtins.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builts children_layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/layouters/children_layouter_builtins.h b/src/layouters/children_layouter_builtins.h
index b0526ecfb..ab9c9f6a0 100644
--- a/src/layouters/children_layouter_builtins.h
+++ b/src/layouters/children_layouter_builtins.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builts children_layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/layouters/children_layouter_default.c b/src/layouters/children_layouter_default.c
index 8e1fbff68..38dba359b 100644
--- a/src/layouters/children_layouter_default.c
+++ b/src/layouters/children_layouter_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/children_layouter_default.h b/src/layouters/children_layouter_default.h
index 941c529cf..7e3bbc150 100644
--- a/src/layouters/children_layouter_default.h
+++ b/src/layouters/children_layouter_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/children_layouter_parser.c b/src/layouters/children_layouter_parser.c
index 2dc60f346..be8998485 100644
--- a/src/layouters/children_layouter_parser.c
+++ b/src/layouters/children_layouter_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  children layouter factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/self_layouter_builtins.c b/src/layouters/self_layouter_builtins.c
index e18eb865f..585ccf547 100644
--- a/src/layouters/self_layouter_builtins.c
+++ b/src/layouters/self_layouter_builtins.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builts self_layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/layouters/self_layouter_builtins.h b/src/layouters/self_layouter_builtins.h
index 439b113bf..64049bdf3 100644
--- a/src/layouters/self_layouter_builtins.h
+++ b/src/layouters/self_layouter_builtins.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builts self_layouter
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied highlighterrranty of
diff --git a/src/layouters/self_layouter_default.c b/src/layouters/self_layouter_default.c
index d93de4f89..7cc41af08 100644
--- a/src/layouters/self_layouter_default.c
+++ b/src/layouters/self_layouter_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/self_layouter_default.h b/src/layouters/self_layouter_default.h
index 2e1166757..857be67cd 100644
--- a/src/layouters/self_layouter_default.h
+++ b/src/layouters/self_layouter_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/self_layouter_menu.c b/src/layouters/self_layouter_menu.c
index 3bcac1acb..4da98f935 100644
--- a/src/layouters/self_layouter_menu.c
+++ b/src/layouters/self_layouter_menu.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter menu
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/self_layouter_menu.h b/src/layouters/self_layouter_menu.h
index 42f53f8a4..88ba113d2 100644
--- a/src/layouters/self_layouter_menu.h
+++ b/src/layouters/self_layouter_menu.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter menu
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/layouters/self_layouter_parser.c b/src/layouters/self_layouter_parser.c
index 988a09dc8..92c22b7be 100644
--- a/src/layouters/self_layouter_parser.c
+++ b/src/layouters/self_layouter_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  self layouter parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/fragment_frame_buffer.h b/src/lcd/fragment_frame_buffer.h
index 1a163ca2f..79584d737 100644
--- a/src/lcd/fragment_frame_buffer.h
+++ b/src/lcd/fragment_frame_buffer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fragment_frame_buffer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem.h b/src/lcd/lcd_mem.h
index b29740fb5..dbaaf85e0 100644
--- a/src/lcd/lcd_mem.h
+++ b/src/lcd/lcd_mem.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  memory implemented lcd interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_bgr565.c b/src/lcd/lcd_mem_bgr565.c
index 646aec090..9c4144add 100644
--- a/src/lcd/lcd_mem_bgr565.c
+++ b/src/lcd/lcd_mem_bgr565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bgr565 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_bgr565.h b/src/lcd/lcd_mem_bgr565.h
index 8050baa47..35f9a17eb 100644
--- a/src/lcd/lcd_mem_bgr565.h
+++ b/src/lcd/lcd_mem_bgr565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bgr565 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_bgr888.c b/src/lcd/lcd_mem_bgr888.c
index 824e2ea87..05a46f255 100644
--- a/src/lcd/lcd_mem_bgr888.c
+++ b/src/lcd/lcd_mem_bgr888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bgr888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_bgr888.h b/src/lcd/lcd_mem_bgr888.h
index 0ba1e45c4..ab19aaa7d 100644
--- a/src/lcd/lcd_mem_bgr888.h
+++ b/src/lcd/lcd_mem_bgr888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bgr888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_bgra8888.c b/src/lcd/lcd_mem_bgra8888.c
index 4ddcee1b8..3b7349f1d 100644
--- a/src/lcd/lcd_mem_bgra8888.c
+++ b/src/lcd/lcd_mem_bgra8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bgra8888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_bgra8888.h b/src/lcd/lcd_mem_bgra8888.h
index b6b5ccf54..74cfa018c 100644
--- a/src/lcd/lcd_mem_bgra8888.h
+++ b/src/lcd/lcd_mem_bgra8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bgra8888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_fragment.h b/src/lcd/lcd_mem_fragment.h
index b1791e0d1..7eb6d3508 100644
--- a/src/lcd/lcd_mem_fragment.h
+++ b/src/lcd/lcd_mem_fragment.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem fragment based implemented lcd interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_rgb565.c b/src/lcd/lcd_mem_rgb565.c
index f7b5511c1..e45f02306 100644
--- a/src/lcd/lcd_mem_rgb565.c
+++ b/src/lcd/lcd_mem_rgb565.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rgb565 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_rgb565.h b/src/lcd/lcd_mem_rgb565.h
index 646c02b7b..93f399929 100644
--- a/src/lcd/lcd_mem_rgb565.h
+++ b/src/lcd/lcd_mem_rgb565.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rgb565 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_rgb888.c b/src/lcd/lcd_mem_rgb888.c
index b7a3f1288..e935e504a 100644
--- a/src/lcd/lcd_mem_rgb888.c
+++ b/src/lcd/lcd_mem_rgb888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rgb888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_rgb888.h b/src/lcd/lcd_mem_rgb888.h
index ad7852ea9..4f025d435 100644
--- a/src/lcd/lcd_mem_rgb888.h
+++ b/src/lcd/lcd_mem_rgb888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rgb888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_rgba8888.c b/src/lcd/lcd_mem_rgba8888.c
index df83fdc5b..7c93e8ca2 100644
--- a/src/lcd/lcd_mem_rgba8888.c
+++ b/src/lcd/lcd_mem_rgba8888.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rgba8888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_rgba8888.h b/src/lcd/lcd_mem_rgba8888.h
index 5fbe661ca..bd03af01a 100644
--- a/src/lcd/lcd_mem_rgba8888.h
+++ b/src/lcd/lcd_mem_rgba8888.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rgba8888 mem lcd.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_special.c b/src/lcd/lcd_mem_special.c
index be96eb487..f200919d5 100644
--- a/src/lcd/lcd_mem_special.c
+++ b/src/lcd/lcd_mem_special.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lcd_mem_special
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mem_special.h b/src/lcd/lcd_mem_special.h
index cffea8b55..516d39dbf 100644
--- a/src/lcd/lcd_mem_special.h
+++ b/src/lcd/lcd_mem_special.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lcd_mem_special
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_mono.c b/src/lcd/lcd_mono.c
index dfe7bbf77..0f4323eeb 100644
--- a/src/lcd/lcd_mono.c
+++ b/src/lcd/lcd_mono.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mono lcd
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_mono.h b/src/lcd/lcd_mono.h
index 81b95b798..5f1596f6c 100644
--- a/src/lcd/lcd_mono.h
+++ b/src/lcd/lcd_mono.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mono lcd
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_nanovg.c b/src/lcd/lcd_nanovg.c
index 357486049..ae4fe084d 100644
--- a/src/lcd/lcd_nanovg.c
+++ b/src/lcd/lcd_nanovg.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  lcd interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_nanovg.h b/src/lcd/lcd_nanovg.h
index 021769dc9..4ebc1ae18 100644
--- a/src/lcd/lcd_nanovg.h
+++ b/src/lcd/lcd_nanovg.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  nanovg implemented lcd interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_reg.h b/src/lcd/lcd_reg.h
index 4789229cd..ea41f3774 100644
--- a/src/lcd/lcd_reg.h
+++ b/src/lcd/lcd_reg.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  register based implemented lcd interface/
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/lcd/lcd_sdl2.c b/src/lcd/lcd_sdl2.c
index 51e0f85c4..c426517f3 100644
--- a/src/lcd/lcd_sdl2.c
+++ b/src/lcd/lcd_sdl2.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  sdl2 implemented lcd interface/
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_sdl2.h b/src/lcd/lcd_sdl2.h
index b76f91334..fe2827608 100644
--- a/src/lcd/lcd_sdl2.h
+++ b/src/lcd/lcd_sdl2.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  sdl2 implemented lcd interface/
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_sdl2_mono.c b/src/lcd/lcd_sdl2_mono.c
index 23ceefae9..67a4f5e3c 100644
--- a/src/lcd/lcd_sdl2_mono.c
+++ b/src/lcd/lcd_sdl2_mono.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  sdl2 implemented lcd interface/
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/lcd/lcd_sdl2_mono.h b/src/lcd/lcd_sdl2_mono.h
index 2493a780f..947bafb24 100644
--- a/src/lcd/lcd_sdl2_mono.h
+++ b/src/lcd/lcd_sdl2_mono.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mono lcd on sdl2
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/main_loop/main_loop_sdl.c b/src/main_loop/main_loop_sdl.c
index 61077e880..e3e846ce4 100644
--- a/src/main_loop/main_loop_sdl.c
+++ b/src/main_loop/main_loop_sdl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  sdl2 implemented main_loop interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/main_loop/main_loop_sdl.h b/src/main_loop/main_loop_sdl.h
index 8a8ebf9bb..c404b77e5 100644
--- a/src/main_loop/main_loop_sdl.h
+++ b/src/main_loop/main_loop_sdl.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  sdl2 implemented main_loop interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/main_loop/main_loop_simple.c b/src/main_loop/main_loop_simple.c
index 745147ddc..e4136512a 100644
--- a/src/main_loop/main_loop_simple.c
+++ b/src/main_loop/main_loop_simple.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  a simple main loop
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/main_loop/main_loop_simple.h b/src/main_loop/main_loop_simple.h
index a72ec279e..a9bba22e4 100644
--- a/src/main_loop/main_loop_simple.h
+++ b/src/main_loop/main_loop_simple.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  a simple main loop
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of
diff --git a/src/native_window/native_window_fb_gl.c b/src/native_window/native_window_fb_gl.c
index a80b3ca90..d71f75b01 100644
--- a/src/native_window/native_window_fb_gl.c
+++ b/src/native_window/native_window_fb_gl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window for egl
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/native_window/native_window_fb_gl.h b/src/native_window/native_window_fb_gl.h
index 831544e45..95d23ffee 100644
--- a/src/native_window/native_window_fb_gl.h
+++ b/src/native_window/native_window_fb_gl.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window for egl
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/native_window/native_window_raw.c b/src/native_window/native_window_raw.c
index e6ff4bca4..635f4eeee 100644
--- a/src/native_window/native_window_raw.c
+++ b/src/native_window/native_window_raw.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window raw
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/native_window/native_window_raw.h b/src/native_window/native_window_raw.h
index 2162d99a7..c9558732c 100644
--- a/src/native_window/native_window_raw.h
+++ b/src/native_window/native_window_raw.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window raw
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/native_window/native_window_sdl.c b/src/native_window/native_window_sdl.c
index 5d6580efd..3c1fd44db 100644
--- a/src/native_window/native_window_sdl.c
+++ b/src/native_window/native_window_sdl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window sdl
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/native_window/native_window_sdl.h b/src/native_window/native_window_sdl.h
index 4971bb166..76ecc7174 100644
--- a/src/native_window/native_window_sdl.h
+++ b/src/native_window/native_window_sdl.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  native window sdl
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/cmsis_os/mutex.c b/src/platforms/cmsis_os/mutex.c
index 07e38395b..16b494047 100644
--- a/src/platforms/cmsis_os/mutex.c
+++ b/src/platforms/cmsis_os/mutex.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex base on tos_mutex
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/cmsis_os/rtos.c b/src/platforms/cmsis_os/rtos.c
index 98a956f3f..81b7b68d6 100644
--- a/src/platforms/cmsis_os/rtos.c
+++ b/src/platforms/cmsis_os/rtos.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rtos
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/cmsis_os/rtos.h b/src/platforms/cmsis_os/rtos.h
index dde1dac1c..aafb591a7 100644
--- a/src/platforms/cmsis_os/rtos.h
+++ b/src/platforms/cmsis_os/rtos.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rtos
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/cmsis_os/semaphore.c b/src/platforms/cmsis_os/semaphore.c
index 82748a3bb..9e7bd3b69 100644
--- a/src/platforms/cmsis_os/semaphore.c
+++ b/src/platforms/cmsis_os/semaphore.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  semaphore
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/cmsis_os/sys_tick.c b/src/platforms/cmsis_os/sys_tick.c
index ff36f57d2..c29c69b4d 100644
--- a/src/platforms/cmsis_os/sys_tick.c
+++ b/src/platforms/cmsis_os/sys_tick.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  use sys tick to implement sleep/get_time_ms64.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/cmsis_os/thread.c b/src/platforms/cmsis_os/thread.c
index d40304d05..952607a47 100644
--- a/src/platforms/cmsis_os/thread.c
+++ b/src/platforms/cmsis_os/thread.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  thread on cmsis_os
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/common/rtos.h b/src/platforms/common/rtos.h
index df7894bc8..081f7596f 100644
--- a/src/platforms/common/rtos.h
+++ b/src/platforms/common/rtos.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rtos
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/common/sys_tick_handler.c b/src/platforms/common/sys_tick_handler.c
index eb27bd8e2..0dd4a07ec 100644
--- a/src/platforms/common/sys_tick_handler.c
+++ b/src/platforms/common/sys_tick_handler.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  use sys tick to implement sleep/get_time_ms64.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/pc/dl.c b/src/platforms/pc/dl.c
index 053bd9843..39f530545 100644
--- a/src/platforms/pc/dl.c
+++ b/src/platforms/pc/dl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dynamic libaray api
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/pc/mmap.c b/src/platforms/pc/mmap.c
index fbb5f0be7..767e1dd83 100644
--- a/src/platforms/pc/mmap.c
+++ b/src/platforms/pc/mmap.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mmap
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dimmapibuted in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/pc/platform.c b/src/platforms/pc/platform.c
index 7dbf4680e..12aee7d4b 100644
--- a/src/platforms/pc/platform.c
+++ b/src/platforms/pc/platform.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default platform
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/pc/platform_time.c b/src/platforms/pc/platform_time.c
index 4efc77ae4..14663f63d 100644
--- a/src/platforms/pc/platform_time.c
+++ b/src/platforms/pc/platform_time.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default platform
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/pc/thread_with_pthread.c b/src/platforms/pc/thread_with_pthread.c
index 6e7fc7287..38a574fa0 100644
--- a/src/platforms/pc/thread_with_pthread.c
+++ b/src/platforms/pc/thread_with_pthread.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  pthread implemented thread related functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/pc/thread_with_sdl.c b/src/platforms/pc/thread_with_sdl.c
index 05662a547..f4ebde852 100644
--- a/src/platforms/pc/thread_with_sdl.c
+++ b/src/platforms/pc/thread_with_sdl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  sdl implemented thread related functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/raw/cond_var_null.c b/src/platforms/raw/cond_var_null.c
index aa1d1d2d7..24d07ecbe 100644
--- a/src/platforms/raw/cond_var_null.c
+++ b/src/platforms/raw/cond_var_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  cond_var do nothing
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/raw/dl_null.c b/src/platforms/raw/dl_null.c
index 571effdd7..344538d43 100644
--- a/src/platforms/raw/dl_null.c
+++ b/src/platforms/raw/dl_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dynamic libaray api
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/raw/mutex_null.c b/src/platforms/raw/mutex_null.c
index 31961f654..72d251f5f 100644
--- a/src/platforms/raw/mutex_null.c
+++ b/src/platforms/raw/mutex_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex do nothing
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/raw/semaphore_null.c b/src/platforms/raw/semaphore_null.c
index 475b0edd0..9dc7756df 100644
--- a/src/platforms/raw/semaphore_null.c
+++ b/src/platforms/raw/semaphore_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  semaphore do nothing
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/raw/sys_tick_handler.c b/src/platforms/raw/sys_tick_handler.c
index 7bb39f908..9eceec46a 100644
--- a/src/platforms/raw/sys_tick_handler.c
+++ b/src/platforms/raw/sys_tick_handler.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  use sys tick to implement sleep/get_time_ms64.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/raw/thread_null.c b/src/platforms/raw/thread_null.c
index 08889e540..86ab8bcf4 100644
--- a/src/platforms/raw/thread_null.c
+++ b/src/platforms/raw/thread_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  thread on rtthread
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/rtt/mutex.c b/src/platforms/rtt/mutex.c
index b42ac818b..0d45f0fee 100644
--- a/src/platforms/rtt/mutex.c
+++ b/src/platforms/rtt/mutex.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex base on rtthread
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/rtt/rtos.c b/src/platforms/rtt/rtos.c
index 5e9441f7d..dfd6c7b5f 100644
--- a/src/platforms/rtt/rtos.c
+++ b/src/platforms/rtt/rtos.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rtos
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/rtt/semaphore.c b/src/platforms/rtt/semaphore.c
index ebbee27a6..12172f6dd 100644
--- a/src/platforms/rtt/semaphore.c
+++ b/src/platforms/rtt/semaphore.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  semaphore base on rtthread
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/rtt/thread.c b/src/platforms/rtt/thread.c
index 425369733..8c38b5653 100644
--- a/src/platforms/rtt/thread.c
+++ b/src/platforms/rtt/thread.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  thread on rtthread
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/tos/mutex.c b/src/platforms/tos/mutex.c
index 78da5ea21..e53d9f36b 100644
--- a/src/platforms/tos/mutex.c
+++ b/src/platforms/tos/mutex.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex base on tos_mutex
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/tos/rtos.c b/src/platforms/tos/rtos.c
index ccac0c7a4..48f9d91d9 100644
--- a/src/platforms/tos/rtos.c
+++ b/src/platforms/tos/rtos.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rtos
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/tos/semaphore.c b/src/platforms/tos/semaphore.c
index b609c6b38..267f787d0 100644
--- a/src/platforms/tos/semaphore.c
+++ b/src/platforms/tos/semaphore.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  semaphore
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/platforms/tos/thread.c b/src/platforms/tos/thread.c
index c0959fcdb..1e1fad170 100644
--- a/src/platforms/tos/thread.c
+++ b/src/platforms/tos/thread.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  thread on cmsis_os
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/buffered/istream_buffered.c b/src/streams/buffered/istream_buffered.c
index 146827000..8eafe7a6b 100644
--- a/src/streams/buffered/istream_buffered.c
+++ b/src/streams/buffered/istream_buffered.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  buffered input stream
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/buffered/istream_buffered.h b/src/streams/buffered/istream_buffered.h
index e19ff6789..3ba0c79d6 100644
--- a/src/streams/buffered/istream_buffered.h
+++ b/src/streams/buffered/istream_buffered.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  buffered input stream
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/buffered/ostream_buffered.c b/src/streams/buffered/ostream_buffered.c
index 2e07581c2..bdd321929 100644
--- a/src/streams/buffered/ostream_buffered.c
+++ b/src/streams/buffered/ostream_buffered.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  buffered ostream: do write when call flush.
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/buffered/ostream_buffered.h b/src/streams/buffered/ostream_buffered.h
index 367b8ab05..d106f4cb7 100644
--- a/src/streams/buffered/ostream_buffered.h
+++ b/src/streams/buffered/ostream_buffered.h
@@ -4,7 +4,7 @@
  * Brief:  buffered ostream: do write when call flush.
  *
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/file/istream_file.c b/src/streams/file/istream_file.c
index 5a1f31321..15070d218 100644
--- a/src/streams/file/istream_file.c
+++ b/src/streams/file/istream_file.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on file
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/file/istream_file.h b/src/streams/file/istream_file.h
index e343608fe..36b4fbf41 100644
--- a/src/streams/file/istream_file.h
+++ b/src/streams/file/istream_file.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on file
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/file/ostream_file.c b/src/streams/file/ostream_file.c
index 90b4c41eb..ddcef1079 100644
--- a/src/streams/file/ostream_file.c
+++ b/src/streams/file/ostream_file.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on file
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/file/ostream_file.h b/src/streams/file/ostream_file.h
index cd38603c1..4cdfbdb3b 100644
--- a/src/streams/file/ostream_file.h
+++ b/src/streams/file/ostream_file.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on file
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/iostream_tcp.c b/src/streams/inet/iostream_tcp.c
index bd4f12cdc..51b9c5ea2 100644
--- a/src/streams/inet/iostream_tcp.c
+++ b/src/streams/inet/iostream_tcp.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/iostream_tcp.h b/src/streams/inet/iostream_tcp.h
index dc895c88e..617ba43cd 100644
--- a/src/streams/inet/iostream_tcp.h
+++ b/src/streams/inet/iostream_tcp.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/iostream_udp.c b/src/streams/inet/iostream_udp.c
index 8a3e422dc..ba2507264 100644
--- a/src/streams/inet/iostream_udp.c
+++ b/src/streams/inet/iostream_udp.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/iostream_udp.h b/src/streams/inet/iostream_udp.h
index 4768f46fc..cf0635d3d 100644
--- a/src/streams/inet/iostream_udp.h
+++ b/src/streams/inet/iostream_udp.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/istream_tcp.c b/src/streams/inet/istream_tcp.c
index ed6258822..3238e73f8 100644
--- a/src/streams/inet/istream_tcp.c
+++ b/src/streams/inet/istream_tcp.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/istream_tcp.h b/src/streams/inet/istream_tcp.h
index 2d4dee073..368a93525 100644
--- a/src/streams/inet/istream_tcp.h
+++ b/src/streams/inet/istream_tcp.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/istream_udp.c b/src/streams/inet/istream_udp.c
index 0f7d2151f..ccd75bfc4 100644
--- a/src/streams/inet/istream_udp.c
+++ b/src/streams/inet/istream_udp.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/istream_udp.h b/src/streams/inet/istream_udp.h
index dd902a9e2..c6b23304e 100644
--- a/src/streams/inet/istream_udp.h
+++ b/src/streams/inet/istream_udp.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/ostream_tcp.c b/src/streams/inet/ostream_tcp.c
index e1fd41bcb..90ae2f5ff 100644
--- a/src/streams/inet/ostream_tcp.c
+++ b/src/streams/inet/ostream_tcp.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/ostream_tcp.h b/src/streams/inet/ostream_tcp.h
index f574d80c6..60d7ef3ad 100644
--- a/src/streams/inet/ostream_tcp.h
+++ b/src/streams/inet/ostream_tcp.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/ostream_udp.c b/src/streams/inet/ostream_udp.c
index 16f913a56..3bb9875e1 100644
--- a/src/streams/inet/ostream_udp.c
+++ b/src/streams/inet/ostream_udp.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/inet/ostream_udp.h b/src/streams/inet/ostream_udp.h
index 3ea32a878..9adcc2321 100644
--- a/src/streams/inet/ostream_udp.h
+++ b/src/streams/inet/ostream_udp.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on socket
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/mem/iostream_mem.c b/src/streams/mem/iostream_mem.c
index 835f96d0f..aba4a1cfa 100644
--- a/src/streams/mem/iostream_mem.c
+++ b/src/streams/mem/iostream_mem.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  iostream base on mem
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/mem/iostream_mem.h b/src/streams/mem/iostream_mem.h
index 7cf49ce6d..b8cfd9dea 100644
--- a/src/streams/mem/iostream_mem.h
+++ b/src/streams/mem/iostream_mem.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  iostream base on mem
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/mem/istream_mem.c b/src/streams/mem/istream_mem.c
index 744013dc5..86de9e3c0 100644
--- a/src/streams/mem/istream_mem.c
+++ b/src/streams/mem/istream_mem.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on memory
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/mem/istream_mem.h b/src/streams/mem/istream_mem.h
index 595ec1c87..4f92faff9 100644
--- a/src/streams/mem/istream_mem.h
+++ b/src/streams/mem/istream_mem.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on memory
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/mem/ostream_mem.c b/src/streams/mem/ostream_mem.c
index 8638be222..dfabff775 100644
--- a/src/streams/mem/ostream_mem.c
+++ b/src/streams/mem/ostream_mem.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  output stream base on memory
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/mem/ostream_mem.h b/src/streams/mem/ostream_mem.h
index d7428651e..294276f05 100644
--- a/src/streams/mem/ostream_mem.h
+++ b/src/streams/mem/ostream_mem.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  output stream base on memory
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/misc/ostream_retry.c b/src/streams/misc/ostream_retry.c
index 37aee5662..6490a6367 100644
--- a/src/streams/misc/ostream_retry.c
+++ b/src/streams/misc/ostream_retry.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  retry ostream: if write fail retry write later.
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/misc/ostream_retry.h b/src/streams/misc/ostream_retry.h
index 5db920c73..9fa4c03d0 100644
--- a/src/streams/misc/ostream_retry.h
+++ b/src/streams/misc/ostream_retry.h
@@ -4,7 +4,7 @@
  * Brief:  retry ostream: if write fail retry write later.
  *
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/noisy/iostream_noisy.c b/src/streams/noisy/iostream_noisy.c
index 8ea571fc7..5ca4fe6d9 100644
--- a/src/streams/noisy/iostream_noisy.c
+++ b/src/streams/noisy/iostream_noisy.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  inject error into stream
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/noisy/iostream_noisy.h b/src/streams/noisy/iostream_noisy.h
index f84926ec6..1bf8a01cd 100644
--- a/src/streams/noisy/iostream_noisy.h
+++ b/src/streams/noisy/iostream_noisy.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  inject error into stream
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/noisy/ostream_noisy.c b/src/streams/noisy/ostream_noisy.c
index a00a0b0cc..8dab96675 100644
--- a/src/streams/noisy/ostream_noisy.c
+++ b/src/streams/noisy/ostream_noisy.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  output stream for noisy
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/noisy/ostream_noisy.h b/src/streams/noisy/ostream_noisy.h
index ecd9fde7b..908161f70 100644
--- a/src/streams/noisy/ostream_noisy.h
+++ b/src/streams/noisy/ostream_noisy.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  inject error into stream
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/iostream_serial.c b/src/streams/serial/iostream_serial.c
index 0bbbafe4e..c2836b260 100644
--- a/src/streams/serial/iostream_serial.c
+++ b/src/streams/serial/iostream_serial.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on serial port
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/iostream_serial.h b/src/streams/serial/iostream_serial.h
index 9ef81ef67..86f45b03d 100644
--- a/src/streams/serial/iostream_serial.h
+++ b/src/streams/serial/iostream_serial.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on serial port
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/istream_serial.c b/src/streams/serial/istream_serial.c
index f1e4fad44..5da004810 100644
--- a/src/streams/serial/istream_serial.c
+++ b/src/streams/serial/istream_serial.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on serial
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/istream_serial.h b/src/streams/serial/istream_serial.h
index 91f722937..7ee1b05cc 100644
--- a/src/streams/serial/istream_serial.h
+++ b/src/streams/serial/istream_serial.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on serial port
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/ostream_serial.c b/src/streams/serial/ostream_serial.c
index 862322971..4751985c9 100644
--- a/src/streams/serial/ostream_serial.c
+++ b/src/streams/serial/ostream_serial.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on serial
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/ostream_serial.h b/src/streams/serial/ostream_serial.h
index e1f2dcfb1..6b73bed90 100644
--- a/src/streams/serial/ostream_serial.h
+++ b/src/streams/serial/ostream_serial.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on serial
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/serial_helper.c b/src/streams/serial/serial_helper.c
index 604b9fda0..c0043467d 100644
--- a/src/streams/serial/serial_helper.c
+++ b/src/streams/serial/serial_helper.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  serial helper functions
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/serial/serial_helper.h b/src/streams/serial/serial_helper.h
index ee7fcf24b..51f327c57 100644
--- a/src/streams/serial/serial_helper.h
+++ b/src/streams/serial/serial_helper.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  serial helper functions
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/iostream_shdlc.c b/src/streams/shdlc/iostream_shdlc.c
index 73ce31e00..46375a287 100644
--- a/src/streams/shdlc/iostream_shdlc.c
+++ b/src/streams/shdlc/iostream_shdlc.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream base on shdlc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/iostream_shdlc.h b/src/streams/shdlc/iostream_shdlc.h
index e2ad68168..7b0c373a1 100644
--- a/src/streams/shdlc/iostream_shdlc.h
+++ b/src/streams/shdlc/iostream_shdlc.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  reliable iostream base on simple HDLC
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/istream_shdlc.c b/src/streams/shdlc/istream_shdlc.c
index ce926644e..b875f549e 100644
--- a/src/streams/shdlc/istream_shdlc.c
+++ b/src/streams/shdlc/istream_shdlc.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream for shdlc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/istream_shdlc.h b/src/streams/shdlc/istream_shdlc.h
index 45acd6d19..30502394d 100644
--- a/src/streams/shdlc/istream_shdlc.h
+++ b/src/streams/shdlc/istream_shdlc.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  reliable istream base on simple HDLC
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/ostream_shdlc.c b/src/streams/shdlc/ostream_shdlc.c
index 574d291fc..51afb2f09 100644
--- a/src/streams/shdlc/ostream_shdlc.c
+++ b/src/streams/shdlc/ostream_shdlc.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  output stream for shdlc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/ostream_shdlc.h b/src/streams/shdlc/ostream_shdlc.h
index 1749f5da3..cf10004f8 100644
--- a/src/streams/shdlc/ostream_shdlc.h
+++ b/src/streams/shdlc/ostream_shdlc.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  reliable ostream base on simple HDLC
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/shdlc_helper.c b/src/streams/shdlc/shdlc_helper.c
index 9e9dd8322..14ec3e368 100644
--- a/src/streams/shdlc/shdlc_helper.c
+++ b/src/streams/shdlc/shdlc_helper.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  shdlc helper functions.
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/streams/shdlc/shdlc_helper.h b/src/streams/shdlc/shdlc_helper.h
index 70ff7efd3..e222f149c 100644
--- a/src/streams/shdlc/shdlc_helper.h
+++ b/src/streams/shdlc/shdlc_helper.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  iostream for shdlc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg.c b/src/svg/bsvg.c
index f59f5255c..8af756ac3 100644
--- a/src/svg/bsvg.c
+++ b/src/svg/bsvg.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  binary svg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg.h b/src/svg/bsvg.h
index 0615193f6..93a324f5f 100644
--- a/src/svg/bsvg.h
+++ b/src/svg/bsvg.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bsvg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_builder.c b/src/svg/bsvg_builder.c
index f8861a6e9..a61b00829 100755
--- a/src/svg/bsvg_builder.c
+++ b/src/svg/bsvg_builder.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg builder
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_builder.h b/src/svg/bsvg_builder.h
index ee155a6a8..e14eba862 100644
--- a/src/svg/bsvg_builder.h
+++ b/src/svg/bsvg_builder.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bsvg builder
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_common.h b/src/svg/bsvg_common.h
index ff5f3fbb9..704814d54 100644
--- a/src/svg/bsvg_common.h
+++ b/src/svg/bsvg_common.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg common
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_draw.c b/src/svg/bsvg_draw.c
index 0fa63bcfd..f39a9ad86 100644
--- a/src/svg/bsvg_draw.c
+++ b/src/svg/bsvg_draw.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bsvg_draw
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_draw.h b/src/svg/bsvg_draw.h
index d5239b96d..8b5115c32 100644
--- a/src/svg/bsvg_draw.h
+++ b/src/svg/bsvg_draw.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bsvg_draw
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_to_svg.c b/src/svg/bsvg_to_svg.c
index 6bca12d68..a3810b8e9 100644
--- a/src/svg/bsvg_to_svg.c
+++ b/src/svg/bsvg_to_svg.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bsvg to svg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/bsvg_to_svg.h b/src/svg/bsvg_to_svg.h
index 130d16fdc..008f09baa 100644
--- a/src/svg/bsvg_to_svg.h
+++ b/src/svg/bsvg_to_svg.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  bsvg to svg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_path.c b/src/svg/svg_path.c
index 59a5d86e6..4760d0b2a 100644
--- a/src/svg/svg_path.c
+++ b/src/svg/svg_path.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg path
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_path.h b/src/svg/svg_path.h
index 718249e43..2dbc952b8 100644
--- a/src/svg/svg_path.h
+++ b/src/svg/svg_path.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg path
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_path_parser.c b/src/svg/svg_path_parser.c
index 5179a4871..046802bda 100644
--- a/src/svg/svg_path_parser.c
+++ b/src/svg/svg_path_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg path_parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_path_parser.h b/src/svg/svg_path_parser.h
index fc24f3939..d79eb1553 100644
--- a/src/svg/svg_path_parser.h
+++ b/src/svg/svg_path_parser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg path_parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_shape.c b/src/svg/svg_shape.c
index 1332f6838..a973e86c0 100644
--- a/src/svg/svg_shape.c
+++ b/src/svg/svg_shape.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg shape
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_shape.h b/src/svg/svg_shape.h
index ecde61dc5..d4ae01816 100644
--- a/src/svg/svg_shape.h
+++ b/src/svg/svg_shape.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg shape
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_to_bsvg.c b/src/svg/svg_to_bsvg.c
index 2d4aa61d6..ca6169a1e 100644
--- a/src/svg/svg_to_bsvg.c
+++ b/src/svg/svg_to_bsvg.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg to  bsvg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/svg/svg_to_bsvg.h b/src/svg/svg_to_bsvg.h
index 20e0ac7e3..2f2f61168 100644
--- a/src/svg/svg_to_bsvg.h
+++ b/src/svg/svg_to_bsvg.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  svg to  bsvg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/action_queue.c b/src/tkc/action_queue.c
index 7b587d320..c7eff1584 100644
--- a/src/tkc/action_queue.c
+++ b/src/tkc/action_queue.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  action_queue
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/action_queue.h b/src/tkc/action_queue.h
index 6b4980b0a..5bf931e2c 100644
--- a/src/tkc/action_queue.h
+++ b/src/tkc/action_queue.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  action_queue
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/action_thread.c b/src/tkc/action_thread.c
index 430ebecdc..1e304b695 100644
--- a/src/tkc/action_thread.c
+++ b/src/tkc/action_thread.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  action_thread
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/action_thread.h b/src/tkc/action_thread.h
index 0909951da..498f3bf2f 100644
--- a/src/tkc/action_thread.h
+++ b/src/tkc/action_thread.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  action_thread
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/action_thread_pool.c b/src/tkc/action_thread_pool.c
index 7b5e4f0f8..b09579268 100644
--- a/src/tkc/action_thread_pool.c
+++ b/src/tkc/action_thread_pool.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  action_thread_pool
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/action_thread_pool.h b/src/tkc/action_thread_pool.h
index 6c7b86ffc..ae61135f4 100644
--- a/src/tkc/action_thread_pool.h
+++ b/src/tkc/action_thread_pool.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  action_thread_pool
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/asset_info.c b/src/tkc/asset_info.c
index cea20bebe..7651b0ace 100644
--- a/src/tkc/asset_info.c
+++ b/src/tkc/asset_info.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/asset_info.h b/src/tkc/asset_info.h
index 532121152..b95ea8955 100644
--- a/src/tkc/asset_info.h
+++ b/src/tkc/asset_info.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  asset info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/buffer.c b/src/tkc/buffer.c
index 9ddf5e1ec..1cfa74a83 100644
--- a/src/tkc/buffer.c
+++ b/src/tkc/buffer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  buffer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/buffer.h b/src/tkc/buffer.h
index b68f2c37a..93b3e9148 100644
--- a/src/tkc/buffer.h
+++ b/src/tkc/buffer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  buffer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/color.h b/src/tkc/color.h
index 567bfd3b8..73154b076 100644
--- a/src/tkc/color.h
+++ b/src/tkc/color.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color structs.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/color_parser.h b/src/tkc/color_parser.h
index 650f88d66..6b8e00df0 100644
--- a/src/tkc/color_parser.h
+++ b/src/tkc/color_parser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/compressor.c b/src/tkc/compressor.c
index c7f5417d2..41ae95cb8 100644
--- a/src/tkc/compressor.c
+++ b/src/tkc/compressor.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  compressor interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed data the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/compressor.h b/src/tkc/compressor.h
index d953dd4cb..d86226edb 100644
--- a/src/tkc/compressor.h
+++ b/src/tkc/compressor.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  compressor interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed data the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/cond.h b/src/tkc/cond.h
index ddd0e94ba..fe248969a 100755
--- a/src/tkc/cond.h
+++ b/src/tkc/cond.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  cond
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/cond_var.c b/src/tkc/cond_var.c
index 676f3fefd..ac9270966 100755
--- a/src/tkc/cond_var.c
+++ b/src/tkc/cond_var.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  cond_var simple
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/cond_var.h b/src/tkc/cond_var.h
index 763c8a79a..2085b429a 100755
--- a/src/tkc/cond_var.h
+++ b/src/tkc/cond_var.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  cond_var
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/darray.c b/src/tkc/darray.c
index 151dfbf62..203f375a8 100644
--- a/src/tkc/darray.c
+++ b/src/tkc/darray.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dynamic darray.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/darray.h b/src/tkc/darray.h
index 4f9642ceb..5096e9c15 100644
--- a/src/tkc/darray.h
+++ b/src/tkc/darray.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dynamic darray.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader.c b/src/tkc/data_reader.c
index ccb6e47e4..38cbeb9ed 100644
--- a/src/tkc/data_reader.c
+++ b/src/tkc/data_reader.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader.h b/src/tkc/data_reader.h
index 4eea52bf7..b9a3934d5 100644
--- a/src/tkc/data_reader.h
+++ b/src/tkc/data_reader.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader_factory.c b/src/tkc/data_reader_factory.c
index 18d438212..2ae827acf 100644
--- a/src/tkc/data_reader_factory.c
+++ b/src/tkc/data_reader_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data reader factory
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader_factory.h b/src/tkc/data_reader_factory.h
index 95a77d2e9..7e4a50bf4 100644
--- a/src/tkc/data_reader_factory.h
+++ b/src/tkc/data_reader_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data reader factory
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader_file.c b/src/tkc/data_reader_file.c
index 31c36f914..6c70e0de5 100644
--- a/src/tkc/data_reader_file.c
+++ b/src/tkc/data_reader_file.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader_file.h b/src/tkc/data_reader_file.h
index 7df2511e7..094fb81bc 100644
--- a/src/tkc/data_reader_file.h
+++ b/src/tkc/data_reader_file.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader file
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader_mem.c b/src/tkc/data_reader_mem.c
index d703cc57a..ebcc413cd 100644
--- a/src/tkc/data_reader_mem.c
+++ b/src/tkc/data_reader_mem.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_reader_mem.h b/src/tkc/data_reader_mem.h
index 64a582503..60208c481 100644
--- a/src/tkc/data_reader_mem.h
+++ b/src/tkc/data_reader_mem.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_reader mem
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer.c b/src/tkc/data_writer.c
index 72944c66c..288248181 100644
--- a/src/tkc/data_writer.c
+++ b/src/tkc/data_writer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_writer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer.h b/src/tkc/data_writer.h
index c461089d7..cc1cfc6d3 100644
--- a/src/tkc/data_writer.h
+++ b/src/tkc/data_writer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_writer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer_factory.c b/src/tkc/data_writer_factory.c
index 1761ac392..21a211a77 100644
--- a/src/tkc/data_writer_factory.c
+++ b/src/tkc/data_writer_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data writer factory
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer_factory.h b/src/tkc/data_writer_factory.h
index 55916b9a2..6a617304c 100644
--- a/src/tkc/data_writer_factory.h
+++ b/src/tkc/data_writer_factory.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data writer factory
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer_file.c b/src/tkc/data_writer_file.c
index 5328487ec..cabfa9751 100644
--- a/src/tkc/data_writer_file.c
+++ b/src/tkc/data_writer_file.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_writer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer_file.h b/src/tkc/data_writer_file.h
index 412c64c89..607af4529 100644
--- a/src/tkc/data_writer_file.h
+++ b/src/tkc/data_writer_file.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_writer file
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer_wbuffer.c b/src/tkc/data_writer_wbuffer.c
index 257672391..296b0979e 100644
--- a/src/tkc/data_writer_wbuffer.c
+++ b/src/tkc/data_writer_wbuffer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_writer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/data_writer_wbuffer.h b/src/tkc/data_writer_wbuffer.h
index f1bd3d851..18c71e9b5 100644
--- a/src/tkc/data_writer_wbuffer.h
+++ b/src/tkc/data_writer_wbuffer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  data_writer wbuffer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/date_time.c b/src/tkc/date_time.c
index 379b6925b..4c4a4007c 100644
--- a/src/tkc/date_time.c
+++ b/src/tkc/date_time.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  date time
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/date_time.h b/src/tkc/date_time.h
index b6c16accd..08dc19eae 100644
--- a/src/tkc/date_time.h
+++ b/src/tkc/date_time.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  date time
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/dl.h b/src/tkc/dl.h
index 681fee76b..62d1ee8d0 100644
--- a/src/tkc/dl.h
+++ b/src/tkc/dl.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dynamic libaray api
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/easing.c b/src/tkc/easing.c
index 32f408cd8..d47e7f711 100644
--- a/src/tkc/easing.c
+++ b/src/tkc/easing.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief: easing functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/easing.h b/src/tkc/easing.h
index a7f424466..34931d938 100644
--- a/src/tkc/easing.h
+++ b/src/tkc/easing.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief: easing functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/emitter.c b/src/tkc/emitter.c
index 230c10121..ed73b8618 100644
--- a/src/tkc/emitter.c
+++ b/src/tkc/emitter.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  emitter dispatcher
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/emitter.h b/src/tkc/emitter.h
index bf1034339..b2e5159e2 100644
--- a/src/tkc/emitter.h
+++ b/src/tkc/emitter.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  emitter dispatcher
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/endian.h b/src/tkc/endian.h
index 966bd1879..7b0af9766 100644
--- a/src/tkc/endian.h
+++ b/src/tkc/endian.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  endian related functions.
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event.c b/src/tkc/event.c
index 5239b6ab1..48d03cd99 100644
--- a/src/tkc/event.c
+++ b/src/tkc/event.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event structs
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event.h b/src/tkc/event.h
index 18e0c2536..5b64474cf 100644
--- a/src/tkc/event.h
+++ b/src/tkc/event.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source.c b/src/tkc/event_source.c
index 1edb08b11..9962afae6 100644
--- a/src/tkc/event_source.c
+++ b/src/tkc/event_source.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source interface.
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source.h b/src/tkc/event_source.h
index 32fdf0e33..fa3930711 100644
--- a/src/tkc/event_source.h
+++ b/src/tkc/event_source.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source interface.
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_fd.c b/src/tkc/event_source_fd.c
index 8c6074499..723d0c021 100644
--- a/src/tkc/event_source_fd.c
+++ b/src/tkc/event_source_fd.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source fd
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_fd.h b/src/tkc/event_source_fd.h
index ab11d18c4..64774bff5 100644
--- a/src/tkc/event_source_fd.h
+++ b/src/tkc/event_source_fd.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source fd
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_idle.c b/src/tkc/event_source_idle.c
index 50ec6a18d..754c7d6ab 100644
--- a/src/tkc/event_source_idle.c
+++ b/src/tkc/event_source_idle.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source idle
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_idle.h b/src/tkc/event_source_idle.h
index 57e6fbbf5..9cae7040b 100644
--- a/src/tkc/event_source_idle.h
+++ b/src/tkc/event_source_idle.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source idle
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_manager.c b/src/tkc/event_source_manager.c
index 3d4cdfea8..291bee423 100644
--- a/src/tkc/event_source_manager.c
+++ b/src/tkc/event_source_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event manager manager
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_manager.h b/src/tkc/event_source_manager.h
index d28084158..7a525da9f 100644
--- a/src/tkc/event_source_manager.h
+++ b/src/tkc/event_source_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event manager manager
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_manager_default.c b/src/tkc/event_source_manager_default.c
index 935a8c119..59d5daec3 100644
--- a/src/tkc/event_source_manager_default.c
+++ b/src/tkc/event_source_manager_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event manager_default manager_default
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_manager_default.h b/src/tkc/event_source_manager_default.h
index 613c04324..3cf1e564b 100644
--- a/src/tkc/event_source_manager_default.h
+++ b/src/tkc/event_source_manager_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event manager manager implement with default
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_timer.c b/src/tkc/event_source_timer.c
index bb97c32f4..18a6e9fd8 100644
--- a/src/tkc/event_source_timer.c
+++ b/src/tkc/event_source_timer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source timer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/event_source_timer.h b/src/tkc/event_source_timer.h
index 1b1e1578d..656daa384 100644
--- a/src/tkc/event_source_timer.h
+++ b/src/tkc/event_source_timer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  event source timer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/fs.c b/src/tkc/fs.c
index b66c6c4c7..b31acfde9 100644
--- a/src/tkc/fs.c
+++ b/src/tkc/fs.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  simple fs api
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/fs.h b/src/tkc/fs.h
index e34c6137e..f31a53747 100644
--- a/src/tkc/fs.h
+++ b/src/tkc/fs.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  simple fs api
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/fscript.c b/src/tkc/fscript.c
index f83546a45..b095238d8 100644
--- a/src/tkc/fscript.c
+++ b/src/tkc/fscript.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  a simple functional script language
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  */
 
diff --git a/src/tkc/fscript.h b/src/tkc/fscript.h
index 1caba9123..3ae609c17 100644
--- a/src/tkc/fscript.h
+++ b/src/tkc/fscript.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  a simple functional script language
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  */
 
diff --git a/src/tkc/func_call_parser.c b/src/tkc/func_call_parser.c
index 3b1e6ed54..18318fcf5 100644
--- a/src/tkc/func_call_parser.c
+++ b/src/tkc/func_call_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  func_call_parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is difunc_call_parseributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/func_call_parser.h b/src/tkc/func_call_parser.h
index 0e370111c..c009331fd 100644
--- a/src/tkc/func_call_parser.h
+++ b/src/tkc/func_call_parser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  func_call_parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is difunc_call_parseributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/func_desc.h b/src/tkc/func_desc.h
index 7f205278a..ed02859cb 100644
--- a/src/tkc/func_desc.h
+++ b/src/tkc/func_desc.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  func_desc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/idle_info.c b/src/tkc/idle_info.c
index 82f514eb6..f7044e44a 100644
--- a/src/tkc/idle_info.c
+++ b/src/tkc/idle_info.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  idle info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/idle_info.h b/src/tkc/idle_info.h
index 3c2624a98..1df59d98f 100644
--- a/src/tkc/idle_info.h
+++ b/src/tkc/idle_info.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  idle info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/idle_manager.c b/src/tkc/idle_manager.c
index 47f94b52e..3cf682180 100644
--- a/src/tkc/idle_manager.c
+++ b/src/tkc/idle_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  idle manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/idle_manager.h b/src/tkc/idle_manager.h
index bb11fdfa0..179065662 100644
--- a/src/tkc/idle_manager.h
+++ b/src/tkc/idle_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  idle manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/int_str.c b/src/tkc/int_str.c
index 2b3d3ea27..f00790bad 100644
--- a/src/tkc/int_str.c
+++ b/src/tkc/int_str.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  map between int and str
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/int_str.h b/src/tkc/int_str.h
index 451f84b67..38e22ba71 100644
--- a/src/tkc/int_str.h
+++ b/src/tkc/int_str.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  map between int and str
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/iostream.c b/src/tkc/iostream.c
index 585752a76..fd3e21dd4 100644
--- a/src/tkc/iostream.c
+++ b/src/tkc/iostream.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input/ouput stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/iostream.h b/src/tkc/iostream.h
index 7a8b8eb9f..717b8626a 100644
--- a/src/tkc/iostream.h
+++ b/src/tkc/iostream.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input/ouput stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/istream.c b/src/tkc/istream.c
index 95b8a63b0..6d1746f5e 100644
--- a/src/tkc/istream.c
+++ b/src/tkc/istream.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/istream.h b/src/tkc/istream.h
index 049dd7906..e40d5003f 100644
--- a/src/tkc/istream.h
+++ b/src/tkc/istream.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/log.c b/src/tkc/log.c
index fe57c3503..16858f4e7 100644
--- a/src/tkc/log.c
+++ b/src/tkc/log.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  log functions
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/log.h b/src/tkc/log.h
index 9dfcc715c..39f59af40 100644
--- a/src/tkc/log.h
+++ b/src/tkc/log.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  log functions
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/matrix.c b/src/tkc/matrix.c
index dbe7abad9..4ed913736 100755
--- a/src/tkc/matrix.c
+++ b/src/tkc/matrix.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  matrix
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; withm even the implied warranty of
diff --git a/src/tkc/matrix.h b/src/tkc/matrix.h
index 053678443..231397ccb 100644
--- a/src/tkc/matrix.h
+++ b/src/tkc/matrix.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  matrix struct and utils functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem.c b/src/tkc/mem.c
index ca2e9538d..9b09c4fea 100644
--- a/src/tkc/mem.c
+++ b/src/tkc/mem.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  simple memory manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem.h b/src/tkc/mem.h
index af59391a7..75432c836 100644
--- a/src/tkc/mem.h
+++ b/src/tkc/mem.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  memory manager functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator.h b/src/tkc/mem_allocator.h
index 17b06ced8..76aeca2a5 100644
--- a/src/tkc/mem_allocator.h
+++ b/src/tkc/mem_allocator.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator_debug.h b/src/tkc/mem_allocator_debug.h
index 4fd9b11b3..b72cd1252 100644
--- a/src/tkc/mem_allocator_debug.h
+++ b/src/tkc/mem_allocator_debug.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator_debug
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator_lock.h b/src/tkc/mem_allocator_lock.h
index 9e09a72f5..ffd96854c 100644
--- a/src/tkc/mem_allocator_lock.h
+++ b/src/tkc/mem_allocator_lock.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator_lock
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator_oom.h b/src/tkc/mem_allocator_oom.h
index 3b61bf692..859b96754 100644
--- a/src/tkc/mem_allocator_oom.h
+++ b/src/tkc/mem_allocator_oom.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator_oom
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator_pool.h b/src/tkc/mem_allocator_pool.h
index 808d824d8..071a5ed67 100644
--- a/src/tkc/mem_allocator_pool.h
+++ b/src/tkc/mem_allocator_pool.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator_pool
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator_simple.h b/src/tkc/mem_allocator_simple.h
index 2f9b66b6b..efa58d422 100644
--- a/src/tkc/mem_allocator_simple.h
+++ b/src/tkc/mem_allocator_simple.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator_simple
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_allocator_std.h b/src/tkc/mem_allocator_std.h
index 2638cfcfb..387b6bc55 100644
--- a/src/tkc/mem_allocator_std.h
+++ b/src/tkc/mem_allocator_std.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_allocator_std
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mem_pool.h b/src/tkc/mem_pool.h
index ad5ee9da4..81b450bae 100644
--- a/src/tkc/mem_pool.h
+++ b/src/tkc/mem_pool.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mem_pool
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mime_types.h b/src/tkc/mime_types.h
index 61c70241e..d647f6354 100644
--- a/src/tkc/mime_types.h
+++ b/src/tkc/mime_types.h
@@ -4,7 +4,7 @@
  * Author: AWTK Develop Team
  * Brief:  basic types definitions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mmap.h b/src/tkc/mmap.h
index e3d1b45d3..5ce43f37b 100644
--- a/src/tkc/mmap.h
+++ b/src/tkc/mmap.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mmap
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is dimmapibuted in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mutex.h b/src/tkc/mutex.h
index eacdb9382..12203b7a7 100755
--- a/src/tkc/mutex.h
+++ b/src/tkc/mutex.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mutex_nest.c b/src/tkc/mutex_nest.c
index 5eeca83bd..7df0e06a9 100644
--- a/src/tkc/mutex_nest.c
+++ b/src/tkc/mutex_nest.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex recursive
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/mutex_nest.h b/src/tkc/mutex_nest.h
index bf70c4a2f..5bc2a41cb 100644
--- a/src/tkc/mutex_nest.h
+++ b/src/tkc/mutex_nest.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  mutex recursive
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/named_value.c b/src/tkc/named_value.c
index d2cfc8877..1ab8e8547 100644
--- a/src/tkc/named_value.c
+++ b/src/tkc/named_value.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  named value
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/named_value.h b/src/tkc/named_value.h
index 25f0bf73e..26a9f706d 100644
--- a/src/tkc/named_value.h
+++ b/src/tkc/named_value.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  named value
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/object.c b/src/tkc/object.c
index 4229abe82..4764c020f 100644
--- a/src/tkc/object.c
+++ b/src/tkc/object.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  reference count object
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/object.h b/src/tkc/object.h
index 7a9566631..32376e478 100644
--- a/src/tkc/object.h
+++ b/src/tkc/object.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  reference count object
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/object_array.c b/src/tkc/object_array.c
index 0ea313f8b..5c97ee1d5 100644
--- a/src/tkc/object_array.c
+++ b/src/tkc/object_array.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  object array
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY { without even the implied warranty of
diff --git a/src/tkc/object_array.h b/src/tkc/object_array.h
index 82e2bcc08..7d0ba9f90 100644
--- a/src/tkc/object_array.h
+++ b/src/tkc/object_array.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  object array
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/object_compositor.c b/src/tkc/object_compositor.c
index 0a5f394d2..e42fb7cbc 100644
--- a/src/tkc/object_compositor.c
+++ b/src/tkc/object_compositor.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  compositor two objects into one
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY { without even the implied warranty of
diff --git a/src/tkc/object_compositor.h b/src/tkc/object_compositor.h
index aab1d1b31..44c8c357c 100644
--- a/src/tkc/object_compositor.h
+++ b/src/tkc/object_compositor.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  compositor two objects into one
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/object_default.c b/src/tkc/object_default.c
index f38cda2b3..4786829eb 100644
--- a/src/tkc/object_default.c
+++ b/src/tkc/object_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default object
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY { without even the implied warranty of
diff --git a/src/tkc/object_default.h b/src/tkc/object_default.h
index 1d3ba9f37..cde1855ff 100644
--- a/src/tkc/object_default.h
+++ b/src/tkc/object_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default object
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/object_locker.c b/src/tkc/object_locker.c
index 3ecf314dd..edd737ca5 100644
--- a/src/tkc/object_locker.c
+++ b/src/tkc/object_locker.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  decorate object with lock
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY { without even the implied warranty of
diff --git a/src/tkc/object_locker.h b/src/tkc/object_locker.h
index 611107c0f..0b522f332 100644
--- a/src/tkc/object_locker.h
+++ b/src/tkc/object_locker.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  decorate object with lock
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/ostream.c b/src/tkc/ostream.c
index 367a4a583..a63645704 100644
--- a/src/tkc/ostream.c
+++ b/src/tkc/ostream.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  output stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/ostream.h b/src/tkc/ostream.h
index 86f5cdca0..6acca13f8 100644
--- a/src/tkc/ostream.h
+++ b/src/tkc/ostream.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  output stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/path.c b/src/tkc/path.c
index 12bdeeda6..a46285277 100644
--- a/src/tkc/path.c
+++ b/src/tkc/path.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  path
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/path.h b/src/tkc/path.h
index bff9ab963..a80cae777 100644
--- a/src/tkc/path.h
+++ b/src/tkc/path.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  path
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/platform.h b/src/tkc/platform.h
index a3d2fb80c..1ab1421c4 100644
--- a/src/tkc/platform.h
+++ b/src/tkc/platform.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  platform struct and utils functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/plugin_manager.c b/src/tkc/plugin_manager.c
index 3c6afee64..91eaaceb4 100644
--- a/src/tkc/plugin_manager.c
+++ b/src/tkc/plugin_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  plugin manager
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/plugin_manager.h b/src/tkc/plugin_manager.h
index 71b12ed0e..cdec7a36f 100644
--- a/src/tkc/plugin_manager.h
+++ b/src/tkc/plugin_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  plugin manager
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/qaction.c b/src/tkc/qaction.c
index e90cc12a1..738f6d293 100644
--- a/src/tkc/qaction.c
+++ b/src/tkc/qaction.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  qaction
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/qaction.h b/src/tkc/qaction.h
index 091e2e2b5..1103b76d8 100644
--- a/src/tkc/qaction.h
+++ b/src/tkc/qaction.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  qaction
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/rect.c b/src/tkc/rect.c
index 28a89e9a1..644d7ff0c 100755
--- a/src/tkc/rect.c
+++ b/src/tkc/rect.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rect struct and utils functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/rect.h b/src/tkc/rect.h
index fac7d8651..4ef5e5dd9 100644
--- a/src/tkc/rect.h
+++ b/src/tkc/rect.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rect struct and utils functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/ring_buffer.c b/src/tkc/ring_buffer.c
index 2ef7f9ffd..adb45fd9e 100644
--- a/src/tkc/ring_buffer.c
+++ b/src/tkc/ring_buffer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ring_buffer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/ring_buffer.h b/src/tkc/ring_buffer.h
index 9e0cf0ceb..6415864c7 100644
--- a/src/tkc/ring_buffer.h
+++ b/src/tkc/ring_buffer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ring_buffer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/rlog.c b/src/tkc/rlog.c
index 3acea3359..3b8eae64a 100644
--- a/src/tkc/rlog.c
+++ b/src/tkc/rlog.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate log api
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/rlog.h b/src/tkc/rlog.h
index ff224b123..d9d9adae1 100644
--- a/src/tkc/rlog.h
+++ b/src/tkc/rlog.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  rotate log api
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/rom_fs.c b/src/tkc/rom_fs.c
index 61fa33c1d..41a93854e 100644
--- a/src/tkc/rom_fs.c
+++ b/src/tkc/rom_fs.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  posix file api for rom data.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/rom_fs.h b/src/tkc/rom_fs.h
index c39fce78c..601ea9d73 100644
--- a/src/tkc/rom_fs.h
+++ b/src/tkc/rom_fs.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  posix file api for rom data.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/semaphore.h b/src/tkc/semaphore.h
index 72c440a53..fe3f4917c 100755
--- a/src/tkc/semaphore.h
+++ b/src/tkc/semaphore.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  semaphore
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/slist.c b/src/tkc/slist.c
index 432c37876..7a41ca678 100644
--- a/src/tkc/slist.c
+++ b/src/tkc/slist.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  single link list
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/slist.h b/src/tkc/slist.h
index bd6dc8f06..264170514 100644
--- a/src/tkc/slist.h
+++ b/src/tkc/slist.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  single link list
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/socket_helper.c b/src/tkc/socket_helper.c
index 9030088dd..e37929fcb 100644
--- a/src/tkc/socket_helper.c
+++ b/src/tkc/socket_helper.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  socket helper functions
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/socket_helper.h b/src/tkc/socket_helper.h
index 25273cff5..bbf7ca186 100644
--- a/src/tkc/socket_helper.h
+++ b/src/tkc/socket_helper.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  socket helper functions
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/socket_pair.h b/src/tkc/socket_pair.h
index 77da0a18b..c4e958e3e 100644
--- a/src/tkc/socket_pair.h
+++ b/src/tkc/socket_pair.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  socket pair
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/str.c b/src/tkc/str.c
index 473bdf243..fc559e90e 100644
--- a/src/tkc/str.c
+++ b/src/tkc/str.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  string
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/str.h b/src/tkc/str.h
index 09c7fe426..740320f48 100644
--- a/src/tkc/str.h
+++ b/src/tkc/str.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  string
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/str_str.c b/src/tkc/str_str.c
index 4a87b05ce..2f6e771d1 100644
--- a/src/tkc/str_str.c
+++ b/src/tkc/str_str.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  map one str to another str
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/str_str.h b/src/tkc/str_str.h
index 20a62f400..0b9fff371 100644
--- a/src/tkc/str_str.h
+++ b/src/tkc/str_str.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  map one str to another str
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/stream_const.h b/src/tkc/stream_const.h
index 07993b8bc..53c06abc7 100644
--- a/src/tkc/stream_const.h
+++ b/src/tkc/stream_const.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  input/ouput stream interface
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/thread.h b/src/tkc/thread.h
index e91b07e95..aeddcfcc9 100644
--- a/src/tkc/thread.h
+++ b/src/tkc/thread.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  thread
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/time_now.c b/src/tkc/time_now.c
index 1b2008e8b..54a0316b7 100644
--- a/src/tkc/time_now.c
+++ b/src/tkc/time_now.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  time
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/time_now.h b/src/tkc/time_now.h
index cd3c781b4..449ae85e8 100644
--- a/src/tkc/time_now.h
+++ b/src/tkc/time_now.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  time
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/timer_info.c b/src/tkc/timer_info.c
index 0b0b6170d..9cf1c9439 100644
--- a/src/tkc/timer_info.c
+++ b/src/tkc/timer_info.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  timer info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/timer_info.h b/src/tkc/timer_info.h
index c433a9679..0c50610ea 100644
--- a/src/tkc/timer_info.h
+++ b/src/tkc/timer_info.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  timer info
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/timer_manager.c b/src/tkc/timer_manager.c
index feed558d6..05b1463cf 100644
--- a/src/tkc/timer_manager.c
+++ b/src/tkc/timer_manager.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  timer manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/timer_manager.h b/src/tkc/timer_manager.h
index a32a47bb8..bec5bb5c3 100644
--- a/src/tkc/timer_manager.h
+++ b/src/tkc/timer_manager.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  timer manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/tokenizer.c b/src/tkc/tokenizer.c
index 2599c5999..5c1fca86b 100644
--- a/src/tkc/tokenizer.c
+++ b/src/tkc/tokenizer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tokenizer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is ditokenizeributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/tokenizer.h b/src/tkc/tokenizer.h
index f6e5a5949..1c9adcb06 100644
--- a/src/tkc/tokenizer.h
+++ b/src/tkc/tokenizer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tokenizer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is ditokenizeributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/types_def.h b/src/tkc/types_def.h
index 3274259ae..dd11afc0e 100644
--- a/src/tkc/types_def.h
+++ b/src/tkc/types_def.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  basic types definitions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/url.c b/src/tkc/url.c
index 81b9cb7ab..fa4f956c5 100644
--- a/src/tkc/url.c
+++ b/src/tkc/url.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  URL parser 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/url.h b/src/tkc/url.h
index 941fc35af..e0cf3fa67 100644
--- a/src/tkc/url.h
+++ b/src/tkc/url.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  URL parser 
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/utf8.c b/src/tkc/utf8.c
index 85982cbb0..c29e47519 100644
--- a/src/tkc/utf8.c
+++ b/src/tkc/utf8.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  utf8 encode decode
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/utf8.h b/src/tkc/utf8.h
index 26deeb54e..7d7526d19 100644
--- a/src/tkc/utf8.h
+++ b/src/tkc/utf8.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  utf8 encode decode
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/utils.c b/src/tkc/utils.c
index ec492f5bd..d8ad13149 100644
--- a/src/tkc/utils.c
+++ b/src/tkc/utils.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  utils struct and utils functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/utils.h b/src/tkc/utils.h
index bb9c30665..fd3c9b87f 100644
--- a/src/tkc/utils.h
+++ b/src/tkc/utils.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  utils struct and utils functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/value.c b/src/tkc/value.c
index 2488f0f06..61f08c431 100644
--- a/src/tkc/value.c
+++ b/src/tkc/value.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  generic value type
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/value.h b/src/tkc/value.h
index 2e0aa81f7..e2f3a4450 100644
--- a/src/tkc/value.h
+++ b/src/tkc/value.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  generic value type
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/value_desc.c b/src/tkc/value_desc.c
index 462c5ffea..7a803ca3b 100644
--- a/src/tkc/value_desc.c
+++ b/src/tkc/value_desc.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  value_desc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/value_desc.h b/src/tkc/value_desc.h
index 057e56a29..13cb463f6 100644
--- a/src/tkc/value_desc.h
+++ b/src/tkc/value_desc.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  value_desc
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/waitable_action_queue.c b/src/tkc/waitable_action_queue.c
index 85dce7b74..676ae5e30 100644
--- a/src/tkc/waitable_action_queue.c
+++ b/src/tkc/waitable_action_queue.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  waitable_action_queue
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/waitable_action_queue.h b/src/tkc/waitable_action_queue.h
index 549057201..18b65027d 100644
--- a/src/tkc/waitable_action_queue.h
+++ b/src/tkc/waitable_action_queue.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  waitable_action_queue
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/waitable_ring_buffer.c b/src/tkc/waitable_ring_buffer.c
index 89bfab631..1a54bc7b5 100644
--- a/src/tkc/waitable_ring_buffer.c
+++ b/src/tkc/waitable_ring_buffer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  waitable_ring_buffer
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/waitable_ring_buffer.h b/src/tkc/waitable_ring_buffer.h
index 7ced812d9..320f29c2f 100644
--- a/src/tkc/waitable_ring_buffer.h
+++ b/src/tkc/waitable_ring_buffer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  waitable_ring_buffer
  *
- * Copyright (c) 2020 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2020 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/wstr.c b/src/tkc/wstr.c
index 16eb0bd9e..4b467a68e 100644
--- a/src/tkc/wstr.c
+++ b/src/tkc/wstr.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  width char
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/tkc/wstr.h b/src/tkc/wstr.h
index 784209a92..75127473a 100644
--- a/src/tkc/wstr.h
+++ b/src/tkc/wstr.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  width char
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_const.h b/src/ubjson/ubjson_const.h
index 89f116344..411aa1c99 100644
--- a/src/ubjson/ubjson_const.h
+++ b/src/ubjson/ubjson_const.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson const
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_parser.c b/src/ubjson/ubjson_parser.c
index fa426376b..25f5a1b9b 100644
--- a/src/ubjson/ubjson_parser.c
+++ b/src/ubjson/ubjson_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson parser
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_parser.h b/src/ubjson/ubjson_parser.h
index 045715abe..ebac19205 100644
--- a/src/ubjson/ubjson_parser.h
+++ b/src/ubjson/ubjson_parser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson parser
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_reader.c b/src/ubjson/ubjson_reader.c
index 245731f27..b950e0679 100644
--- a/src/ubjson/ubjson_reader.c
+++ b/src/ubjson/ubjson_reader.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson reader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_reader.h b/src/ubjson/ubjson_reader.h
index 58022be94..efeab0abd 100644
--- a/src/ubjson/ubjson_reader.h
+++ b/src/ubjson/ubjson_reader.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson reader
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_writer.c b/src/ubjson/ubjson_writer.c
index bc644e43e..5368156c1 100644
--- a/src/ubjson/ubjson_writer.c
+++ b/src/ubjson/ubjson_writer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson writer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ubjson/ubjson_writer.h b/src/ubjson/ubjson_writer.h
index 0b8aabbe3..14a17e84f 100644
--- a/src/ubjson/ubjson_writer.h
+++ b/src/ubjson/ubjson_writer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ubjson writer
  *
- * Copyright (c) 2019 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2019 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_binary_writer.c b/src/ui_loader/ui_binary_writer.c
index 177f5b94e..ec0dcec58 100644
--- a/src/ui_loader/ui_binary_writer.c
+++ b/src/ui_loader/ui_binary_writer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder write widget info into buffer.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_binary_writer.h b/src/ui_loader/ui_binary_writer.h
index d0131631e..55d873a1d 100644
--- a/src/ui_loader/ui_binary_writer.h
+++ b/src/ui_loader/ui_binary_writer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder write widget info into buffer.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_builder_default.c b/src/ui_loader/ui_builder_default.c
index 6d51eb524..9e436152f 100644
--- a/src/ui_loader/ui_builder_default.c
+++ b/src/ui_loader/ui_builder_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_builder_default.h b/src/ui_loader/ui_builder_default.h
index 64e247f86..d2d28927f 100644
--- a/src/ui_loader/ui_builder_default.h
+++ b/src/ui_loader/ui_builder_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder default
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_loader_default.c b/src/ui_loader/ui_loader_default.c
index 34233a832..5fda88fc4 100644
--- a/src/ui_loader/ui_loader_default.c
+++ b/src/ui_loader/ui_loader_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default ui_loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_loader_default.h b/src/ui_loader/ui_loader_default.h
index 197de8a27..f6c99cbdd 100644
--- a/src/ui_loader/ui_loader_default.h
+++ b/src/ui_loader/ui_loader_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default ui_loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_loader_xml.c b/src/ui_loader/ui_loader_xml.c
index 9a26c4f40..03c548fda 100644
--- a/src/ui_loader/ui_loader_xml.c
+++ b/src/ui_loader/ui_loader_xml.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default ui_loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_loader_xml.h b/src/ui_loader/ui_loader_xml.h
index 88a5bdf95..1c1cee2e0 100644
--- a/src/ui_loader/ui_loader_xml.h
+++ b/src/ui_loader/ui_loader_xml.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  xml ui_loader
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_serializer.c b/src/ui_loader/ui_serializer.c
index 9173ee017..50d8517dc 100644
--- a/src/ui_loader/ui_serializer.c
+++ b/src/ui_loader/ui_serializer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_serializer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_serializer.h b/src/ui_loader/ui_serializer.h
index ba7c3793d..fb8ae9273 100644
--- a/src/ui_loader/ui_serializer.h
+++ b/src/ui_loader/ui_serializer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_serializer
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_xml_writer.c b/src/ui_loader/ui_xml_writer.c
index a53338941..791170309 100644
--- a/src/ui_loader/ui_xml_writer.c
+++ b/src/ui_loader/ui_xml_writer.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder write widget info into buffer.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/ui_loader/ui_xml_writer.h b/src/ui_loader/ui_xml_writer.h
index 4de3dfe78..0567bf8d7 100644
--- a/src/ui_loader/ui_xml_writer.h
+++ b/src/ui_loader/ui_xml_writer.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ui_builder write widget info into buffer.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/vgcanvas/vgcanvas_cairo.c b/src/vgcanvas/vgcanvas_cairo.c
index 09cd1be31..7faeb097a 100644
--- a/src/vgcanvas/vgcanvas_cairo.c
+++ b/src/vgcanvas/vgcanvas_cairo.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas base on cairo
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/vgcanvas/vgcanvas_nanovg_bgfx.c b/src/vgcanvas/vgcanvas_nanovg_bgfx.c
index 9329c7ff0..7dfd1341b 100644
--- a/src/vgcanvas/vgcanvas_nanovg_bgfx.c
+++ b/src/vgcanvas/vgcanvas_nanovg_bgfx.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas base on nanovg-bgfx
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/vgcanvas/vgcanvas_nanovg_gl.c b/src/vgcanvas/vgcanvas_nanovg_gl.c
index f17d1d8ab..2c8432558 100644
--- a/src/vgcanvas/vgcanvas_nanovg_gl.c
+++ b/src/vgcanvas/vgcanvas_nanovg_gl.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas base on nanovg-gl
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/vgcanvas/vgcanvas_nanovg_soft.c b/src/vgcanvas/vgcanvas_nanovg_soft.c
index 989347633..4c6ef189a 100644
--- a/src/vgcanvas/vgcanvas_nanovg_soft.c
+++ b/src/vgcanvas/vgcanvas_nanovg_soft.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas base on nanovg-soft
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/vgcanvas/vgcanvas_null.c b/src/vgcanvas/vgcanvas_null.c
index 3a559f14a..80abaae9e 100644
--- a/src/vgcanvas/vgcanvas_null.c
+++ b/src/vgcanvas/vgcanvas_null.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vector graphics canvas base on agg
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_factory.c b/src/widget_animators/widget_animator_factory.c
index b4a982a92..4eec597f2 100644
--- a/src/widget_animators/widget_animator_factory.c
+++ b/src/widget_animators/widget_animator_factory.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  widget animator factory
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_move.h b/src/widget_animators/widget_animator_move.h
index 9ae304e33..2a29f0720 100644
--- a/src/widget_animators/widget_animator_move.h
+++ b/src/widget_animators/widget_animator_move.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its x/y(just wrap widget_animator_prop2)
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_opacity.h b/src/widget_animators/widget_animator_opacity.h
index cb52c4b1e..fbf40c0bf 100644
--- a/src/widget_animators/widget_animator_opacity.h
+++ b/src/widget_animators/widget_animator_opacity.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its opacity(just wrap widget_animator_prop)
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_prop.c b/src/widget_animators/widget_animator_prop.c
index 890992458..e96825c94 100644
--- a/src/widget_animators/widget_animator_prop.c
+++ b/src/widget_animators/widget_animator_prop.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its prop
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_prop.h b/src/widget_animators/widget_animator_prop.h
index 2c9772a88..00b1f374a 100644
--- a/src/widget_animators/widget_animator_prop.h
+++ b/src/widget_animators/widget_animator_prop.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its prop
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_prop2.c b/src/widget_animators/widget_animator_prop2.c
index 455391606..3b5e59d8b 100644
--- a/src/widget_animators/widget_animator_prop2.c
+++ b/src/widget_animators/widget_animator_prop2.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its 2 props.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_prop2.h b/src/widget_animators/widget_animator_prop2.h
index 92ec5a449..00de05cb9 100644
--- a/src/widget_animators/widget_animator_prop2.h
+++ b/src/widget_animators/widget_animator_prop2.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its 2 props.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_rotation.h b/src/widget_animators/widget_animator_rotation.h
index 3a52fc793..5ca57c482 100644
--- a/src/widget_animators/widget_animator_rotation.h
+++ b/src/widget_animators/widget_animator_rotation.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its rotation(just wrap widget_animator_prop)
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_scale.h b/src/widget_animators/widget_animator_scale.h
index bf9a93308..3bb612b6d 100644
--- a/src/widget_animators/widget_animator_scale.h
+++ b/src/widget_animators/widget_animator_scale.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its scale(just wrap widget_animator_prop2)
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_scroll.c b/src/widget_animators/widget_animator_scroll.c
index ed9a990b6..2706dc329 100644
--- a/src/widget_animators/widget_animator_scroll.c
+++ b/src/widget_animators/widget_animator_scroll.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its position.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_scroll.h b/src/widget_animators/widget_animator_scroll.h
index 90661a737..74fbee1f5 100644
--- a/src/widget_animators/widget_animator_scroll.h
+++ b/src/widget_animators/widget_animator_scroll.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its xoffset/yoffset.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widget_animators/widget_animator_value.h b/src/widget_animators/widget_animator_value.h
index fd8b568b9..7a8d05b52 100644
--- a/src/widget_animators/widget_animator_value.h
+++ b/src/widget_animators/widget_animator_value.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  animate widget by change its value(just wrap widget_animator_prop)
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/app_bar.c b/src/widgets/app_bar.c
index 861b362bc..85b38f935 100644
--- a/src/widgets/app_bar.c
+++ b/src/widgets/app_bar.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  app_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/app_bar.h b/src/widgets/app_bar.h
index a30e214a4..36e3a006c 100644
--- a/src/widgets/app_bar.h
+++ b/src/widgets/app_bar.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  app_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/button.c b/src/widgets/button.c
index 11861b52a..4d131beaf 100644
--- a/src/widgets/button.c
+++ b/src/widgets/button.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  button
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/button.h b/src/widgets/button.h
index 9face2da7..8d6581ef0 100644
--- a/src/widgets/button.h
+++ b/src/widgets/button.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  button
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/button_group.c b/src/widgets/button_group.c
index 74afc0d87..d3620724e 100644
--- a/src/widgets/button_group.c
+++ b/src/widgets/button_group.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  button_group
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/button_group.h b/src/widgets/button_group.h
index 8689c40fb..558e5f341 100644
--- a/src/widgets/button_group.h
+++ b/src/widgets/button_group.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  button_group
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/calibration_win.c b/src/widgets/calibration_win.c
index 766b82029..977140e99 100644
--- a/src/widgets/calibration_win.c
+++ b/src/widgets/calibration_win.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  touch screen calibration win
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/calibration_win.h b/src/widgets/calibration_win.h
index 7ec69b4f3..6ad9b53a5 100644
--- a/src/widgets/calibration_win.h
+++ b/src/widgets/calibration_win.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  touch screen calibration win
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/check_button.c b/src/widgets/check_button.c
index 96a968a17..f6a5e1445 100644
--- a/src/widgets/check_button.c
+++ b/src/widgets/check_button.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  check_button
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/check_button.h b/src/widgets/check_button.h
index 38ab1ac44..c6742c1b8 100644
--- a/src/widgets/check_button.h
+++ b/src/widgets/check_button.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  check_button
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/clip_view.c b/src/widgets/clip_view.c
index 814886d18..5d6619903 100644
--- a/src/widgets/clip_view.c
+++ b/src/widgets/clip_view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/clip_view.h b/src/widgets/clip_view.h
index cec667cca..70a946c37 100644
--- a/src/widgets/clip_view.h
+++ b/src/widgets/clip_view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  clip view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/color_tile.c b/src/widgets/color_tile.c
index 16ca01457..c02e2a962 100644
--- a/src/widgets/color_tile.c
+++ b/src/widgets/color_tile.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_tile
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/color_tile.h b/src/widgets/color_tile.h
index 97d0b3983..33012f42b 100644
--- a/src/widgets/color_tile.h
+++ b/src/widgets/color_tile.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  color_tile
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/column.c b/src/widgets/column.c
index bc76fc88f..4b4870140 100644
--- a/src/widgets/column.c
+++ b/src/widgets/column.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  column
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/column.h b/src/widgets/column.h
index d57bdaa4d..d5acd8d67 100644
--- a/src/widgets/column.h
+++ b/src/widgets/column.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  column
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/combo_box.c b/src/widgets/combo_box.c
index 6cd7b151f..5f747f8d2 100644
--- a/src/widgets/combo_box.c
+++ b/src/widgets/combo_box.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  combo_box
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/combo_box.h b/src/widgets/combo_box.h
index e15debdac..79352a431 100644
--- a/src/widgets/combo_box.h
+++ b/src/widgets/combo_box.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  combo_box
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/combo_box_item.c b/src/widgets/combo_box_item.c
index fd45c1773..5b3e333d0 100644
--- a/src/widgets/combo_box_item.c
+++ b/src/widgets/combo_box_item.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  combo_box_item
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/combo_box_item.h b/src/widgets/combo_box_item.h
index 2e5e41fc3..b5718ac83 100644
--- a/src/widgets/combo_box_item.h
+++ b/src/widgets/combo_box_item.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  combo_box_item
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dialog_client.c b/src/widgets/dialog_client.c
index 7e5269348..213ae7e0c 100644
--- a/src/widgets/dialog_client.c
+++ b/src/widgets/dialog_client.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog client
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dialog_client.h b/src/widgets/dialog_client.h
index 87d7ee9b0..6445767a1 100644
--- a/src/widgets/dialog_client.h
+++ b/src/widgets/dialog_client.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog client
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dialog_helper.c b/src/widgets/dialog_helper.c
index 0cb125493..57c12b661 100644
--- a/src/widgets/dialog_helper.c
+++ b/src/widgets/dialog_helper.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialogi helper
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dialog_title.c b/src/widgets/dialog_title.c
index bf4faea43..c0680c55f 100644
--- a/src/widgets/dialog_title.c
+++ b/src/widgets/dialog_title.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog title
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dialog_title.h b/src/widgets/dialog_title.h
index 3bf79c03d..e1552aa22 100644
--- a/src/widgets/dialog_title.h
+++ b/src/widgets/dialog_title.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dialog title
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/digit_clock.c b/src/widgets/digit_clock.c
index 549ed528e..b4ef0b9b2 100644
--- a/src/widgets/digit_clock.c
+++ b/src/widgets/digit_clock.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  digit_clock
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/digit_clock.h b/src/widgets/digit_clock.h
index ec5edb2e4..0a70f00e3 100644
--- a/src/widgets/digit_clock.h
+++ b/src/widgets/digit_clock.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  digit_clock
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dragger.c b/src/widgets/dragger.c
index 51319caae..e862b4476 100644
--- a/src/widgets/dragger.c
+++ b/src/widgets/dragger.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dragger
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/dragger.h b/src/widgets/dragger.h
index 090ecbf2e..533b17d00 100644
--- a/src/widgets/dragger.h
+++ b/src/widgets/dragger.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  dragger
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/edit.c b/src/widgets/edit.c
index ae3d77634..870086d7b 100644
--- a/src/widgets/edit.c
+++ b/src/widgets/edit.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  edit
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/edit.h b/src/widgets/edit.h
index da732903b..7e152d6ed 100644
--- a/src/widgets/edit.h
+++ b/src/widgets/edit.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  edit
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/grid.c b/src/widgets/grid.c
index e093e20aa..55596c683 100644
--- a/src/widgets/grid.c
+++ b/src/widgets/grid.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  grid
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/grid.h b/src/widgets/grid.h
index 5c9fb3a65..03ae4f2d5 100644
--- a/src/widgets/grid.h
+++ b/src/widgets/grid.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  grid
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/grid_item.c b/src/widgets/grid_item.c
index a7986413e..e716616a8 100644
--- a/src/widgets/grid_item.c
+++ b/src/widgets/grid_item.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  grid_item
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/grid_item.h b/src/widgets/grid_item.h
index b9f1d4b36..28b2c1b4c 100644
--- a/src/widgets/grid_item.h
+++ b/src/widgets/grid_item.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  grid_item
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/group_box.c b/src/widgets/group_box.c
index 78127e755..9bdd92db8 100644
--- a/src/widgets/group_box.c
+++ b/src/widgets/group_box.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  group_box
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/group_box.h b/src/widgets/group_box.h
index 625e9f5e1..589777e89 100644
--- a/src/widgets/group_box.h
+++ b/src/widgets/group_box.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  group_box
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/image.c b/src/widgets/image.c
index b92a24386..4620c71ff 100644
--- a/src/widgets/image.c
+++ b/src/widgets/image.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/image.h b/src/widgets/image.h
index e1d710974..e80e7a295 100644
--- a/src/widgets/image.h
+++ b/src/widgets/image.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  image
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/label.c b/src/widgets/label.c
index 76fb82198..b96ccc984 100644
--- a/src/widgets/label.c
+++ b/src/widgets/label.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  label
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/label.h b/src/widgets/label.h
index be4ee1b4d..1733fccb2 100644
--- a/src/widgets/label.h
+++ b/src/widgets/label.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  label
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/overlay.c b/src/widgets/overlay.c
index fb4e594f1..b6344f8c4 100644
--- a/src/widgets/overlay.c
+++ b/src/widgets/overlay.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  overlay
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/overlay.h b/src/widgets/overlay.h
index 67d59eddc..63ccd1992 100644
--- a/src/widgets/overlay.h
+++ b/src/widgets/overlay.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  overlay
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/pages.c b/src/widgets/pages.c
index 98d84331c..3f1c3da02 100644
--- a/src/widgets/pages.c
+++ b/src/widgets/pages.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  pages
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/pages.h b/src/widgets/pages.h
index 197e9f66c..87506a6e4 100644
--- a/src/widgets/pages.h
+++ b/src/widgets/pages.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  pages
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/popup.c b/src/widgets/popup.c
index 371804c22..ab8fb13ff 100644
--- a/src/widgets/popup.c
+++ b/src/widgets/popup.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  popup
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/popup.h b/src/widgets/popup.h
index 752301aff..b188f7fa8 100644
--- a/src/widgets/popup.h
+++ b/src/widgets/popup.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  popup
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/progress_bar.c b/src/widgets/progress_bar.c
index 2d6d23dbb..4359e80d5 100644
--- a/src/widgets/progress_bar.c
+++ b/src/widgets/progress_bar.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  progress_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/progress_bar.h b/src/widgets/progress_bar.h
index aa9e6bd9b..585670d64 100644
--- a/src/widgets/progress_bar.h
+++ b/src/widgets/progress_bar.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  progress_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/row.c b/src/widgets/row.c
index 72cb08f39..d285a893d 100644
--- a/src/widgets/row.c
+++ b/src/widgets/row.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  row
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/row.h b/src/widgets/row.h
index efc4c2c86..c75796998 100644
--- a/src/widgets/row.h
+++ b/src/widgets/row.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  row
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/slider.c b/src/widgets/slider.c
index 44d6f5391..08e385eaa 100644
--- a/src/widgets/slider.c
+++ b/src/widgets/slider.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slider
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/slider.h b/src/widgets/slider.h
index ebd77beed..8334638e2 100644
--- a/src/widgets/slider.h
+++ b/src/widgets/slider.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slider
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/spin_box.c b/src/widgets/spin_box.c
index 97caa9aed..78425b2a5 100644
--- a/src/widgets/spin_box.c
+++ b/src/widgets/spin_box.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  spin_box
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/spin_box.h b/src/widgets/spin_box.h
index f02ecf051..28182b9cf 100644
--- a/src/widgets/spin_box.h
+++ b/src/widgets/spin_box.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  spin_box
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/system_bar.c b/src/widgets/system_bar.c
index 589148254..7df1d94db 100644
--- a/src/widgets/system_bar.c
+++ b/src/widgets/system_bar.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  system_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/system_bar.h b/src/widgets/system_bar.h
index 56983c262..3c48f0963 100644
--- a/src/widgets/system_bar.h
+++ b/src/widgets/system_bar.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  system_bar
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/tab_button.c b/src/widgets/tab_button.c
index 550fe264f..3093dfc40 100644
--- a/src/widgets/tab_button.c
+++ b/src/widgets/tab_button.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tab_button
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/tab_button.h b/src/widgets/tab_button.h
index 1d0fbe29b..9652423bd 100644
--- a/src/widgets/tab_button.h
+++ b/src/widgets/tab_button.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tab_button
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/tab_button_group.c b/src/widgets/tab_button_group.c
index 07d436c7f..da77fbf7c 100644
--- a/src/widgets/tab_button_group.c
+++ b/src/widgets/tab_button_group.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tab_button_group
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/tab_button_group.h b/src/widgets/tab_button_group.h
index 058866f95..0eed3aa5d 100644
--- a/src/widgets/tab_button_group.h
+++ b/src/widgets/tab_button_group.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tab_button_group
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/tab_control.c b/src/widgets/tab_control.c
index 4171c66af..14ec4bc93 100644
--- a/src/widgets/tab_control.c
+++ b/src/widgets/tab_control.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tab_control
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/tab_control.h b/src/widgets/tab_control.h
index 621765fa3..0b4305232 100644
--- a/src/widgets/tab_control.h
+++ b/src/widgets/tab_control.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  tab_control
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/view.c b/src/widgets/view.c
index 3a966b2ce..d1d940b58 100644
--- a/src/widgets/view.c
+++ b/src/widgets/view.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/view.h b/src/widgets/view.h
index 8ec055293..852a64f42 100644
--- a/src/widgets/view.h
+++ b/src/widgets/view.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  view
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/widgets.c b/src/widgets/widgets.c
index bf8c29c48..11e0beb23 100644
--- a/src/widgets/widgets.c
+++ b/src/widgets/widgets.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  register widgets
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/widgets/widgets.h b/src/widgets/widgets.h
index b87e30e2b..18608c3f3 100644
--- a/src/widgets/widgets.h
+++ b/src/widgets/widgets.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  ext widgets
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_builtins.c b/src/window_animators/window_animator_builtins.c
index 1f51d1517..45fef1f9c 100644
--- a/src/window_animators/window_animator_builtins.c
+++ b/src/window_animators/window_animator_builtins.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builtins window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_builtins.h b/src/window_animators/window_animator_builtins.h
index ac0cd49b7..fd0ad4c0f 100644
--- a/src/window_animators/window_animator_builtins.h
+++ b/src/window_animators/window_animator_builtins.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  builtins window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_center_scale.c b/src/window_animators/window_animator_center_scale.c
index 7c2f12921..e423cbc6f 100644
--- a/src/window_animators/window_animator_center_scale.c
+++ b/src/window_animators/window_animator_center_scale.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  center_scale window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_center_scale.h b/src/window_animators/window_animator_center_scale.h
index f24a51f5b..ac81aa7b3 100644
--- a/src/window_animators/window_animator_center_scale.h
+++ b/src/window_animators/window_animator_center_scale.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  center scale window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_common.c b/src/window_animators/window_animator_common.c
index 6ddc3bf67..041f4d91d 100644
--- a/src/window_animators/window_animator_common.c
+++ b/src/window_animators/window_animator_common.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window animator common used functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_common.h b/src/window_animators/window_animator_common.h
index 20fb795c8..1aa26db07 100644
--- a/src/window_animators/window_animator_common.h
+++ b/src/window_animators/window_animator_common.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window animator common used functions.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_fade.c b/src/window_animators/window_animator_fade.c
index d468f857a..ec3f677bb 100644
--- a/src/window_animators/window_animator_fade.c
+++ b/src/window_animators/window_animator_fade.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fade window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_fade.h b/src/window_animators/window_animator_fade.h
index 301915c55..73e6bb82b 100644
--- a/src/window_animators/window_animator_fade.h
+++ b/src/window_animators/window_animator_fade.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  fade window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_htranslate.c b/src/window_animators/window_animator_htranslate.c
index 3c2730d63..b434ed90f 100644
--- a/src/window_animators/window_animator_htranslate.c
+++ b/src/window_animators/window_animator_htranslate.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  horizontal translate window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_htranslate.h b/src/window_animators/window_animator_htranslate.h
index d8bfd8da4..b17d69d97 100644
--- a/src/window_animators/window_animator_htranslate.h
+++ b/src/window_animators/window_animator_htranslate.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  horizontal translate window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_popdown.c b/src/window_animators/window_animator_popdown.c
index 7f1b2e707..b4e49772a 100644
--- a/src/window_animators/window_animator_popdown.c
+++ b/src/window_animators/window_animator_popdown.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  popdown window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_popdown.h b/src/window_animators/window_animator_popdown.h
index 29e3d1c5f..1753bd021 100644
--- a/src/window_animators/window_animator_popdown.h
+++ b/src/window_animators/window_animator_popdown.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  top to bottom window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_popup.c b/src/window_animators/window_animator_popup.c
index f708e0a72..e65ddb2cc 100644
--- a/src/window_animators/window_animator_popup.c
+++ b/src/window_animators/window_animator_popup.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  popup window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_popup.h b/src/window_animators/window_animator_popup.h
index decaefa8f..d0fbb79c0 100644
--- a/src/window_animators/window_animator_popup.h
+++ b/src/window_animators/window_animator_popup.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  popup window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide.c b/src/window_animators/window_animator_slide.c
index 2638e34f7..7f5e70b83 100755
--- a/src/window_animators/window_animator_slide.c
+++ b/src/window_animators/window_animator_slide.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide.h b/src/window_animators/window_animator_slide.h
index 1e7e13e5d..4382eefed 100644
--- a/src/window_animators/window_animator_slide.h
+++ b/src/window_animators/window_animator_slide.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_down.c b/src/window_animators/window_animator_slide_down.c
index 3ba3e18f6..b4ead9dab 100644
--- a/src/window_animators/window_animator_slide_down.c
+++ b/src/window_animators/window_animator_slide_down.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_down window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_down.h b/src/window_animators/window_animator_slide_down.h
index 89d336f25..a953e45ff 100644
--- a/src/window_animators/window_animator_slide_down.h
+++ b/src/window_animators/window_animator_slide_down.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_down window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_left.c b/src/window_animators/window_animator_slide_left.c
index 79302a551..89d1fd11f 100644
--- a/src/window_animators/window_animator_slide_left.c
+++ b/src/window_animators/window_animator_slide_left.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_left window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_left.h b/src/window_animators/window_animator_slide_left.h
index d62cb6c60..9cc8984b7 100644
--- a/src/window_animators/window_animator_slide_left.h
+++ b/src/window_animators/window_animator_slide_left.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_left window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_right.c b/src/window_animators/window_animator_slide_right.c
index ff78b038a..7b5dee6de 100644
--- a/src/window_animators/window_animator_slide_right.c
+++ b/src/window_animators/window_animator_slide_right.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_right window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_right.h b/src/window_animators/window_animator_slide_right.h
index c14a851fb..70b03a096 100644
--- a/src/window_animators/window_animator_slide_right.h
+++ b/src/window_animators/window_animator_slide_right.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_right window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_up.c b/src/window_animators/window_animator_slide_up.c
index dd1978f64..f7450f922 100644
--- a/src/window_animators/window_animator_slide_up.c
+++ b/src/window_animators/window_animator_slide_up.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_up window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_slide_up.h b/src/window_animators/window_animator_slide_up.h
index e55d92c0c..36b74e87d 100644
--- a/src/window_animators/window_animator_slide_up.h
+++ b/src/window_animators/window_animator_slide_up.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  slide_up window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_vtranslate.c b/src/window_animators/window_animator_vtranslate.c
index a9b429e8e..e81ebfd22 100644
--- a/src/window_animators/window_animator_vtranslate.c
+++ b/src/window_animators/window_animator_vtranslate.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vertical translate window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_animators/window_animator_vtranslate.h b/src/window_animators/window_animator_vtranslate.h
index 5d7f130b1..20fe4ef51 100644
--- a/src/window_animators/window_animator_vtranslate.h
+++ b/src/window_animators/window_animator_vtranslate.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  vertical translate window animator
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_manager/window_manager_default.c b/src/window_manager/window_manager_default.c
index ce7fdafe4..6628cbf01 100644
--- a/src/window_manager/window_manager_default.c
+++ b/src/window_manager/window_manager_default.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default window manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_manager/window_manager_default.h b/src/window_manager/window_manager_default.h
index ac204748a..eacde5067 100644
--- a/src/window_manager/window_manager_default.h
+++ b/src/window_manager/window_manager_default.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_manager/window_manager_simple.c b/src/window_manager/window_manager_simple.c
index 7f4e271a0..bb0e3432d 100644
--- a/src/window_manager/window_manager_simple.c
+++ b/src/window_manager/window_manager_simple.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  default window manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/window_manager/window_manager_simple.h b/src/window_manager/window_manager_simple.h
index 04be91620..af1a0aee6 100644
--- a/src/window_manager/window_manager_simple.h
+++ b/src/window_manager/window_manager_simple.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  window manager
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/xml/xml_builder.c b/src/xml/xml_builder.c
index ba7639d21..6904557b6 100644
--- a/src/xml/xml_builder.c
+++ b/src/xml/xml_builder.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  xml builder interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/xml/xml_builder.h b/src/xml/xml_builder.h
index 1eb8b7348..2ed8218aa 100644
--- a/src/xml/xml_builder.h
+++ b/src/xml/xml_builder.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  xml builder interface
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/xml/xml_parser.c b/src/xml/xml_parser.c
index 19a2dbcd1..db68bca45 100644
--- a/src/xml/xml_parser.c
+++ b/src/xml/xml_parser.c
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  simple xml parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/src/xml/xml_parser.h b/src/xml/xml_parser.h
index 277cea80f..efbaf8b07 100644
--- a/src/xml/xml_parser.h
+++ b/src/xml/xml_parser.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  simple xml parser
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/lcd_log.h b/tests/lcd_log.h
index 3fb957642..41d70f06b 100644
--- a/tests/lcd_log.h
+++ b/tests/lcd_log.h
@@ -3,7 +3,7 @@
  * Author: AWTK Develop Team
  * Brief:  log lcd commands.
  *
- * Copyright (c) 2018 - 2020  Guangzhou ZHIYUAN Electronics Co.,Ltd.
+ * Copyright (c) 2018 - 2021  Guangzhou ZHIYUAN Electronics Co.,Ltd.
  *
  * this program is distributed in the hope that it will be useful,
  * but without any warranty; without even the implied warranty of