/**
   * 删除子项
   *
   * @param label
   */
  public void deleteItem(MenuItemLabel label) {
    MenuItem item = (MenuItem) label.getEditableObj();
    MenuItem currentMenuItem = menuObj.getMenuItem();
    if (currentMenuItem.getChildList().contains(item)) {
      currentMenuItem.getChildList().remove(item);
      // 删除相关连接
      MenubarEditor editor = MenubarEditor.getActiveMenubarEditor();
      MenubarConnector connector = editor.getConnector(item.getId());
      if (null != connector) {
        editor.removeConnector(item.getId());
        connector.disConnect();
      }
    }

    getContentFigure().remove(label);
    this.height -= LINE_HEIGHT;
    resizeHeight();
  }
  /**
   * 增加子项Label的事件
   *
   * @param label
   */
  private void addItemLabelListener(MenuItemLabel label) {
    label.addMouseListener(
        new MouseListener.Stub() {
          public void mouseDoubleClicked(MouseEvent e) {}

          public void mouseReleased(MouseEvent e) {}

          public void mousePressed(MouseEvent e) {
            MenuItemLabel currentLabel = (MenuItemLabel) e.getSource();
            // 取消所有其它子项选中状态
            LFWBaseEditor.getActiveEditor().getGraph().unSelectAllLabels();
            // 选中该子项
            selectLabel(currentLabel);

            // 显示属性
            MenuItem currentItem = (MenuItem) ((MenuItemLabel) currentLabel).getEditableObj();
            menuObj.setCurrentItem(currentItem);
            // 新版显示事件
            LFWBaseEditor.getActiveEditor().getViewPage().setWebElement(currentItem);
            LFWBaseEditor.getActiveEditor()
                .getViewPage()
                .addEventPropertiesView(
                    currentItem.getEventConfs(),
                    LFWAMCPersTool.getCurrentWidget().getControllerClazz());

            // 重新显示属性内容
            reloadPropertySheet(menuObj);

            // 菜单管理器中的menuItem
            if (MenubarEditor.getActiveMenubarEditor() != null) {
              // 重新显示Listener内容
              ((MenubarGraph) MenubarEditor.getActiveMenubarEditor().getGraph())
                  .reloadListenerFigure((MenuItem) currentLabel.getEditableObj());
            }
            // 右键菜单中的menuitem
            else if (ContextMenuEditor.getActiveMenubarEditor() != null) {
              ((ContextMenuGrahp) ContextMenuEditor.getActiveMenubarEditor().getGraph())
                  .reloadListenerFigure((MenuItem) currentLabel.getEditableObj());
            }
          }
        });
  }