diff --git a/demos/assets.c b/demos/assets.c
index 4fefcb313..0cc254596 100644
--- a/demos/assets.c
+++ b/demos/assets.c
@@ -397,7 +397,7 @@
 #include "assets/default/inc/images/visible.data"
 #include "assets/default/inc/images/warn.data"
 #include "assets/default/inc/images/zh.data"
-#endif /*WITH_STB_IMAGE*/
+#endif/*WITH_STB_IMAGE*/
 #ifdef WITH_VGCANVAS
 #include "assets/default/inc/images/ball.bsvg"
 #include "assets/default/inc/images/china.bsvg"
@@ -405,13 +405,13 @@
 #include "assets/default/inc/images/pointer.bsvg"
 #include "assets/default/inc/images/pointer_1.bsvg"
 #include "assets/default/inc/images/pointer_4.bsvg"
-#endif /*WITH_VGCANVAS*/
+#endif/*WITH_VGCANVAS*/
 #if defined(WITH_TRUETYPE_FONT)
 #include "assets/default/inc/fonts/default.res"
-#else /*WITH_TRUETYPE_FONT*/
+#else/*WITH_TRUETYPE_FONT*/
 #include "assets/default/inc/fonts/default.data"
-#endif /*WITH_TRUETYPE_FONT*/
-#endif /*WITH_FS_RES*/
+#endif/*WITH_TRUETYPE_FONT*/
+#endif/*WITH_FS_RES*/
 
 ret_t assets_init(void) {
   assets_manager_t* am = assets_manager();
@@ -701,7 +701,7 @@ ret_t assets_init(void) {
   assets_manager_add(am, image_pointer);
   assets_manager_add(am, image_pointer_1);
   assets_manager_add(am, image_pointer_4);
-#endif /*WITH_VGCANVAS*/
+#endif/*WITH_VGCANVAS*/
 #endif
 
   tk_init_assets();
diff --git a/demos/assets/default/inc/styles/button.data b/demos/assets/default/inc/styles/button.data
index 03ecbb531..433d42816 100644
--- a/demos/assets/default/inc/styles/button.data
+++ b/demos/assets/default/inc/styles/button.data
@@ -138,16 +138,16 @@ TK_CONST_DATA_ALIGN(const unsigned char style_button[]) = {
 0xd0,0xd0,0xd0,0xff,0x07,0x09,0x04,0x00,0x62,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0xbe,0xbe,0xbe,
 0xff,0x0e,0x05,0x06,0x00,0x69,0x63,0x6f,0x6e,0x00,0x65,0x61,0x72,0x74,0x68,0x00,0x03,0x00,0x00,0x00,
 0x07,0x13,0x04,0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,
-0x70,0x65,0x00,0x0d,0x00,0x00,0x00,0x07,0x0b,0x04,0x00,0x74,0x65,0x78,0x74,0x5f,0x63,0x6f,0x6c,0x6f,
+0x70,0x65,0x00,0x12,0x00,0x00,0x00,0x07,0x0b,0x04,0x00,0x74,0x65,0x78,0x74,0x5f,0x63,0x6f,0x6c,0x6f,
 0x72,0x00,0x00,0x00,0xff,0xff,0x0e,0x09,0x0a,0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x00,0x72,
 0x65,0x64,0x5f,0x62,0x74,0x6e,0x5f,0x6e,0x00,0x05,0x00,0x00,0x00,0x07,0x13,0x04,0x00,0x62,0x67,0x5f,
-0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,0x70,0x65,0x00,0x0d,0x00,0x00,0x00,
+0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,0x70,0x65,0x00,0x12,0x00,0x00,0x00,
 0x07,0x0b,0x04,0x00,0x74,0x65,0x78,0x74,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0x00,0x00,0xff,0xff,0x07,
 0x09,0x04,0x00,0x78,0x5f,0x6f,0x66,0x66,0x73,0x65,0x74,0x00,0x03,0x00,0x00,0x00,0x07,0x09,0x04,0x00,
 0x79,0x5f,0x6f,0x66,0x66,0x73,0x65,0x74,0x00,0x03,0x00,0x00,0x00,0x0e,0x09,0x0a,0x00,0x62,0x67,0x5f,
 0x69,0x6d,0x61,0x67,0x65,0x00,0x72,0x65,0x64,0x5f,0x62,0x74,0x6e,0x5f,0x70,0x00,0x03,0x00,0x00,0x00,
 0x07,0x13,0x04,0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,
-0x70,0x65,0x00,0x0d,0x00,0x00,0x00,0x07,0x0b,0x04,0x00,0x74,0x65,0x78,0x74,0x5f,0x63,0x6f,0x6c,0x6f,
+0x70,0x65,0x00,0x12,0x00,0x00,0x00,0x07,0x0b,0x04,0x00,0x74,0x65,0x78,0x74,0x5f,0x63,0x6f,0x6c,0x6f,
 0x72,0x00,0x00,0x00,0xff,0xff,0x0e,0x09,0x0a,0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x00,0x72,
 0x65,0x64,0x5f,0x62,0x74,0x6e,0x5f,0x6f,0x00,0x02,0x00,0x00,0x00,0x07,0x0b,0x04,0x00,0x74,0x65,0x78,
 0x74,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0x00,0x00,0xff,0xff,0x0e,0x05,0x07,0x00,0x69,0x63,0x6f,0x6e,
diff --git a/demos/assets/default/inc/styles/default.data b/demos/assets/default/inc/styles/default.data
index 2cfa1e3e0..e61c4d191 100644
--- a/demos/assets/default/inc/styles/default.data
+++ b/demos/assets/default/inc/styles/default.data
@@ -1615,8 +1615,8 @@ TK_CONST_DATA_ALIGN(const unsigned char style_default[]) = {
 0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x66,0x67,0x00,0x05,0x00,0x00,0x00,0x07,0x0b,
 0x04,0x00,0x74,0x65,0x78,0x74,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0x00,0x00,0x00,0xff,0x07,0x13,0x04,
 0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,0x70,0x65,0x00,
-0x0e,0x00,0x00,0x00,0x07,0x13,0x04,0x00,0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,
-0x77,0x5f,0x74,0x79,0x70,0x65,0x00,0x0e,0x00,0x00,0x00,0x0e,0x09,0x0c,0x00,0x62,0x67,0x5f,0x69,0x6d,
+0x13,0x00,0x00,0x00,0x07,0x13,0x04,0x00,0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,
+0x77,0x5f,0x74,0x79,0x70,0x65,0x00,0x13,0x00,0x00,0x00,0x0e,0x09,0x0c,0x00,0x62,0x67,0x5f,0x69,0x6d,
 0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x62,0x67,0x00,0x0e,0x09,0x0c,0x00,
 0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x66,0x67,
 0x00,0x03,0x00,0x00,0x00,0x07,0x09,0x04,0x00,0x62,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0xa0,0xa0,
@@ -1655,21 +1655,21 @@ TK_CONST_DATA_ALIGN(const unsigned char style_default[]) = {
 0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x66,0x67,0x00,0x0e,0x05,0x0e,0x00,0x69,0x63,0x6f,0x6e,0x00,
 0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x64,0x72,0x61,0x67,0x5f,0x6f,0x00,0x05,0x00,0x00,0x00,0x07,0x13,
 0x04,0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,0x70,0x65,
-0x00,0x0e,0x00,0x00,0x00,0x07,0x13,0x04,0x00,0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,
-0x61,0x77,0x5f,0x74,0x79,0x70,0x65,0x00,0x0e,0x00,0x00,0x00,0x0e,0x09,0x0c,0x00,0x62,0x67,0x5f,0x69,
+0x00,0x13,0x00,0x00,0x00,0x07,0x13,0x04,0x00,0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,
+0x61,0x77,0x5f,0x74,0x79,0x70,0x65,0x00,0x13,0x00,0x00,0x00,0x0e,0x09,0x0c,0x00,0x62,0x67,0x5f,0x69,
 0x6d,0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x62,0x67,0x00,0x0e,0x09,0x0c,
 0x00,0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x66,
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 0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x66,0x67,0x00,0x0e,0x05,0x0e,0x00,0x69,0x63,0x6f,0x6e,0x00,
 0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x64,0x72,0x61,0x67,0x5f,0x70,0x00,0x05,0x00,0x00,0x00,0x07,0x13,
 0x04,0x00,0x62,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x5f,0x64,0x72,0x61,0x77,0x5f,0x74,0x79,0x70,0x65,
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 0x6d,0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x62,0x67,0x00,0x0e,0x09,0x0c,
 0x00,0x66,0x67,0x5f,0x69,0x6d,0x61,0x67,0x65,0x00,0x73,0x6c,0x69,0x64,0x65,0x72,0x5f,0x76,0x5f,0x66,
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diff --git a/demos/assets/default/inc/styles/dialog.data b/demos/assets/default/inc/styles/dialog.data
index 9dcc48fd7..783928d10 100644
--- a/demos/assets/default/inc/styles/dialog.data
+++ b/demos/assets/default/inc/styles/dialog.data
@@ -48,30 +48,30 @@ TK_CONST_DATA_ALIGN(const unsigned char style_dialog[]) = {
 0x00,0x00,0x00,0x00,0x64,0x69,0x61,0x6c,0x6f,0x67,0x5f,0x63,0x6c,0x69,0x65,0x6e,0x74,0x00,0x00,0x00,
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diff --git a/demos/assets/default/inc/ui/mledit.data b/demos/assets/default/inc/ui/mledit.data
index c06112d4d..8761161ce 100644
--- a/demos/assets/default/inc/ui/mledit.data
+++ b/demos/assets/default/inc/ui/mledit.data
@@ -1,5 +1,5 @@
 TK_CONST_DATA_ALIGN(const unsigned char ui_mledit[]) = {
-0x04,0x00,0x01,0x01,0x6a,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x6d,0x6c,0x65,0x64,0x69,0x74,0x00,0x64,
+0x04,0x00,0x01,0x01,0xe9,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x6d,0x6c,0x65,0x64,0x69,0x74,0x00,0x64,
 0x61,0x74,0x61,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x12,0x12,0x22,0x11,0x77,0x69,0x6e,0x64,0x6f,0x77,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
@@ -26,10 +26,16 @@ TK_CONST_DATA_ALIGN(const unsigned char ui_mledit[]) = {
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0e,0x00,0x00,0x00,0x64,0x00,0x00,0x00,0x73,0x65,0x6c,0x66,0x5f,
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-0x76,0x61,0x6c,0x75,0x65,0x00,0x30,0x00,0x00,0x00,0x00,0x6d,0x6c,0x65,0x64,0x69,0x74,0x00,0x00,0x00,
+0x76,0x61,0x6c,0x75,0x65,0x00,0x30,0x00,0x00,0x00,0x00,0x62,0x75,0x74,0x74,0x6f,0x6e,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x5a,0x00,0x00,0x00,0x28,0x00,0x00,0x00,0x73,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x73,
 0x65,0x6c,0x66,0x5f,0x6c,0x61,0x79,0x6f,0x75,0x74,0x00,0x64,0x65,0x66,0x61,0x75,0x6c,0x74,0x28,0x78,
-0x3d,0x63,0x2c,0x79,0x3d,0x62,0x3a,0x31,0x30,0x2c,0x77,0x3d,0x39,0x30,0x25,0x2c,0x68,0x3d,0x34,0x30,
-0x25,0x29,0x00,0x77,0x72,0x61,0x70,0x5f,0x77,0x6f,0x72,0x64,0x00,0x66,0x61,0x6c,0x73,0x65,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,};/*666*/
+0x3d,0x63,0x2c,0x79,0x3d,0x6d,0x2c,0x77,0x3d,0x31,0x32,0x38,0x2c,0x68,0x3d,0x33,0x30,0x29,0x00,0x6e,
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+0x65,0x64,0x69,0x74,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x5a,0x00,
+0x00,0x00,0x28,0x00,0x00,0x00,0x73,0x65,0x6c,0x66,0x5f,0x6c,0x61,0x79,0x6f,0x75,0x74,0x00,0x64,0x65,
+0x66,0x61,0x75,0x6c,0x74,0x28,0x78,0x3d,0x63,0x2c,0x79,0x3d,0x62,0x3a,0x31,0x30,0x2c,0x77,0x3d,0x39,
+0x30,0x25,0x2c,0x68,0x3d,0x34,0x30,0x25,0x29,0x00,0x77,0x72,0x61,0x70,0x5f,0x77,0x6f,0x72,0x64,0x00,
+0x66,0x61,0x6c,0x73,0x65,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,};/*793*/
diff --git a/demos/assets/default/raw/styles/button.bin b/demos/assets/default/raw/styles/button.bin
index 69a65903e..63b61f94c 100644
Binary files a/demos/assets/default/raw/styles/button.bin and b/demos/assets/default/raw/styles/button.bin differ
diff --git a/demos/assets/default/raw/styles/default.bin b/demos/assets/default/raw/styles/default.bin
index 0eb1c3bea..a766c9349 100644
Binary files a/demos/assets/default/raw/styles/default.bin and b/demos/assets/default/raw/styles/default.bin differ
diff --git a/demos/assets/default/raw/styles/dialog.bin b/demos/assets/default/raw/styles/dialog.bin
index db259cf4e..3a61b9ce0 100644
Binary files a/demos/assets/default/raw/styles/dialog.bin and b/demos/assets/default/raw/styles/dialog.bin differ
diff --git a/demos/assets/default/raw/ui/mledit.bin b/demos/assets/default/raw/ui/mledit.bin
index f2cd5e2ef..70d27c00d 100644
Binary files a/demos/assets/default/raw/ui/mledit.bin and b/demos/assets/default/raw/ui/mledit.bin differ
diff --git a/demos/assets/default/raw/ui/mledit.xml b/demos/assets/default/raw/ui/mledit.xml
index 8418d2ba3..e66277d3f 100644
--- a/demos/assets/default/raw/ui/mledit.xml
+++ b/demos/assets/default/raw/ui/mledit.xml
@@ -4,6 +4,7 @@
    <line_number x="0" y="0" w="32" h="100%" value="0"/>
    <scroll_bar_d x="right" y="0" w="14" h="100%" value="0"/>
  </mledit>
+ <button name="close" text="Close" focusable="true" x="c" y="m" w="128" h="30"/>
  <mledit x="c" y="b:10" h="40%" w="90%" wrap_word="false"> 
  </mledit>
 </window>