unselect text when edit lost focus

docs/changes.md

@@ -1,4 +1,7 @@
 # 最新动态
+* 2019/09/03
+  * edit/mledit失去焦点时，unselect当前选中的文本。
+
 * 2019/09/02
   * merge patch issue #224(感谢陈谭提供补丁)。
 

src/base/text_edit.c

@@ -1082,7 +1082,17 @@ ret_t text_edit_set_select(text_edit_t* text_edit, uint32_t start, uint32_t end)
 
   impl->state.select_start = start;
   impl->state.select_end = tk_min(end, text_edit->widget->text.size);
-  ;
+
+  text_edit_layout(text_edit);
+
+  return RET_OK;
+}
+
+ret_t text_edit_unselect(text_edit_t* text_edit) {
+  DECL_IMPL(text_edit);
+  return_value_if_fail(text_edit != NULL, RET_BAD_PARAMS);
+
+  impl->state.select_end = impl->state.select_start;
 
   text_edit_layout(text_edit);
 

src/base/text_edit.h

@@ -152,6 +152,15 @@ ret_t text_edit_key_down(text_edit_t* text_edit, key_event_t* evt);
  */
 ret_t text_edit_set_select(text_edit_t* text_edit, uint32_t start, uint32_t end);
 
+/**
+ * @method text_edit_unselect
+ * 取消选择。
+ * @param {text_edit_t*} text_edit text_edit对象。
+ *
+ * @return {ret_t} 返回RET_OK表示成功，否则表示失败。
+ */
+ret_t text_edit_unselect(text_edit_t* text_edit);
+
 /**
  * @method text_edit_set_cursor
  * 设置光标位置。

src/ext_widgets/mledit/mledit.c

@@ -389,6 +389,7 @@ static ret_t mledit_on_event(widget_t* widget, event_t* e) {
       input_method_request(input_method(), NULL);
 
       mledit_update_status(widget);
+      text_edit_unselect(mledit->model);
       mledit_dispatch_event(widget, EVT_VALUE_CHANGED);
       break;
     }

src/widgets/edit.c

@@ -522,6 +522,7 @@ ret_t edit_on_event(widget_t* widget, event_t* e) {
           widget_set_state(widget, WIDGET_STATE_ERROR);
         }
       }
+      text_edit_unselect(edit->model);
       edit_dispatch_event(widget, EVT_VALUE_CHANGED);
       break;
     }