fixed ed9b7ef9 from https://gitee.com/yamila89/docs/pulls/19708

update
Signed-off-by: Nyamila <tianyu55@huawei.com>

zh-cn/application-dev/reference/apis/js-apis-arkui-drawableDescriptor.md

@@ -68,7 +68,8 @@ getPixelMap(): image.PixelMap;
 
 **示例：**
   ```ts
-pixmap: PixelMap = drawable1.getPixelMap();
+pixmap: PixelMap = (<DrawableDescriptor> (this.resManager.getDrawableDescriptor($r('app.media.icon')
+    .id))).getPixelMap();
   ```
 
 ## LayeredDrawableDescriptor.getPixelMap
@@ -86,7 +87,8 @@ getPixelMap(): image.PixelMap;
 
 **示例：**
   ```ts
-pixmap: PixelMap = layeredDrawable1.getPixelMap();
+pixmap: PixelMap = ((<LayeredDrawableDescriptor> (this.resManager.getDrawableDescriptor($r('app.media.icon')
+          .id))).getForeground()).getPixelMap();
   ```
 
 ## LayeredDrawableDescriptor.getForeground
@@ -104,7 +106,8 @@ getForeground(): DrawableDescriptor;
 
 **示例：**
   ```ts
-drawable: DrawableDescriptor = layeredDrawable1.getForeground();
+drawable: DrawableDescriptor = (<LayeredDrawableDescriptor> (this.resManager.getDrawableDescriptor($r('app.media.icon')
+    .id))).getForeground();
   ```
 
 ## LayeredDrawableDescriptor.getBackground
@@ -122,7 +125,8 @@ getBackground(): DrawableDescriptor;
 
 **示例：**
   ```ts
-drawable: DrawableDescriptor = layeredDrawable1.getBackground();
+drawable: DrawableDescriptor = (<LayeredDrawableDescriptor> (this.resManager.getDrawableDescriptor($r('app.media.icon')
+    .id))).getBackground();
   ```
 
 ## LayeredDrawableDescriptor.getMask
@@ -140,5 +144,6 @@ getMask(): DrawableDescriptor;
 
 **示例：**
   ```ts
-drawable: DrawableDescriptor = layeredDrawable1.getMask();
+drawable: DrawableDescriptor = (<LayeredDrawableDescriptor> (this.resManager.getDrawableDescriptor($r('app.media.icon')
+    .id))).getMask();
   ```

zh-cn/application-dev/reference/apis/js-apis-plugincomponent.md

@@ -376,10 +376,24 @@ on(eventType: string, callback: OnPushEventCallback | OnRequestEventCallback ):
 | eventType | string                                   | 是    | 监听的事件类型，&nbsp;可选值为："push"&nbsp;、"request"。<br/>"push”：指组件提供者向使用者主动推送数据。<br/>"request”：指组件使用者向提供者主动请求数据。 |
 | callback  | [OnPushEventCallback](#onpusheventcallback)&nbsp;\|&nbsp;[OnRequestEventCallback](#onrequesteventcallback) | 是    | 对应监听回调，push事件对应回调类型为[OnPushEventCallback](#onpusheventcallback)，request事件对应回调类型为[OnRequestEventCallback](#onrequesteventcallback) 。 |
 
-
 **示例：**
 
 ```js
+function onPushListener(source, template, data, extraData) {
+  console.log("onPushListener template.source=" + template.source)
+  console.log("onPushListener source=" + JSON.stringify(source))
+  console.log("onPushListener template=" + JSON.stringify(template))
+  console.log("onPushListener data=" + JSON.stringify(data))
+  console.log("onPushListener extraData=" + JSON.stringify(extraData))
+}
+function onRequestListener(source, name, data) {
+  console.error("onRequestListener");
+  console.log("onRequestListener source=" + JSON.stringify(source));
+  console.log("onRequestListener name=" + name);
+  console.log("onRequestListener data=" + JSON.stringify(data));
+
+  return { template: "ets/pages/plugin.js", data: data };
+}
 pluginComponentManager.on("push", onPushListener)
 pluginComponentManager.on("request", onRequestListener)
 ```