@NotNull List<AnAction> createActions() {
    AnAction expandAll =
      new AnAction(UIBundle.messagePointer("action.DesignerToolWindow.Anonymous.text.expand.all"), AllIcons.Actions.Expandall) {
      @Override
      public void actionPerformed(@NotNull AnActionEvent e) {
        if (myTreeBuilder != null) {
          TreeUtil.expandAll(myComponentTree);
        }
      }
    };

    AnAction collapseAll =
      new AnAction(UIBundle.messagePointer("action.DesignerToolWindow.Anonymous.text.collapse.all"), AllIcons.Actions.Collapseall) {
      @Override
      public void actionPerformed(@NotNull AnActionEvent e) {
        if (myTreeBuilder != null) {
          TreeUtil.collapseAll(myComponentTree, 1);
        }
      }
    };

    return Arrays.asList(expandAll, collapseAll);
  }
@NotNull List<AnAction> createActions()