!8666 增加拖拽相关接口同时修改xts文件

Merge pull request !8666 from 贺晨韬/hct_drag_api_0516

arkui/ace_ets_component_ui/entry/src/main/ets/MainAbility/pages/imageTwo.ets

@@ -24,7 +24,7 @@ struct ImageExample2 {
   @State interpolation:ImageInterpolation = ImageInterpolation.None
   @State fillColor:Color = Color.Red
   @State copyOption:CopyOptions = CopyOptions.None
-  @State draggable:boolean = false
+  @State is_draggable:boolean = false
   
   messageManager:MessageManager = new MessageManager()
 
@@ -51,7 +51,7 @@ struct ImageExample2 {
           this.fillColor = message.value
       }
       if (message.name == 'draggable') {
-          this.draggable = message.value
+          this.is_draggable = message.value
       }
       if (message.name == 'copyOption') {
           this.copyOption = message.value
@@ -76,7 +76,7 @@ struct ImageExample2 {
           .copyOption(CopyOptions.InApp)
           .colorFilter([2,4,5])
           .overlay('Original', { align: Alignment.Bottom, offset: { x: 0, y: 20 } })
-          .draggable(this.draggable)
+          .draggable(this.is_draggable)
           .key("image1")
         Image($rawfile('bm.jpg'))
           .renderMode(ImageRenderMode.Template).width(100).height(100)