Method onShowWidget

packages/shell/src/api/skeleton.ts:199–205

* 监听 widget 显示事件 * @param listener * @returns

(listener: (...args: any[]) => void)

   * @returns
   */
  onShowWidget(listener: (...args: any[]) => void): IPublicTypeDisposable {
    const { editor } = this[skeletonSymbol];
    editor.eventBus.on(SkeletonEvents.WIDGET_SHOW, (name: any, panel: any) => {
      listener(name, new SkeletonItem(panel));
    });
    return () => editor.eventBus.off(SkeletonEvents.WIDGET_SHOW, listener);
  }

  /**
   * 监听 widget 隐藏事件