@Override
    public boolean isEnabled(@NotNull final Project project, final AnActionEvent event) {
      if (!myHandler.isEnabled(project, event)) {
        return false;
      }

      Editor editor = event.getData(CommonDataKeys.EDITOR);
      if (editor == null) {
        return false;
      }

      if (event.getData(EditorGutter.KEY) != null) {
        return false;
      }

      return true;
    }
@Override
    public boolean isEnabled(@NotNull final Project project, final AnActionEvent event)