@Override
  protected String getContainerText(final PsiElement element, final String name) {
    if (element instanceof NavigationItem) {
      final ItemPresentation presentation = ((NavigationItem)element).getPresentation();
      if (presentation != null) {
        return presentation.getLocationString();
      }
    }
    return null;
  }
@Override
  protected String getContainerText(final PsiElement element, final String name)