@Override
  public void actionPerformed(@NotNull AnActionEvent e) {
    ThumbnailView view = ThumbnailViewActionUtil.getVisibleThumbnailView(e);
    if (view != null) {
      VirtualFile root = view.getRoot();
      if (root != null) {
        VirtualFile parent = root.getParent();
        if (parent != null) {
          view.setRoot(parent);
        }
      }
    }
  }
@Override
  public void actionPerformed(@NotNull AnActionEvent e)