@Override
    public void update(@NotNull AnActionEvent e) {
      Presentation presentation = e.getPresentation();
      Component component = e.getData(PlatformCoreDataKeys.CONTEXT_COMPONENT);
      boolean notForTheOnlyContent = myManager.getContentCount() > 1 || !(component instanceof ContentTabLabel);
      presentation.setEnabledAndVisible(notForTheOnlyContent && myManager.canCloseAllContents());
    }
@Override
    public void update(@NotNull AnActionEvent e)