@Override
  protected void init() {
    super.init();

    ChangesTree changesTree = getFileList();
    if (changesTree instanceof AsyncChangesTree asyncChangesTree) {
      setOKActionEnabled(false);
      asyncChangesTree.invokeAfterRefresh(() -> {
        setOKActionEnabled(true);
      });
    }
  }
@Override
  protected void init()