Widget _buildFocusSearchBarWithAction(BuildContext context) {
    return TDSearchBar(
      placeHolder: '搜索预设文案',
      action: '搜索',
      needCancel: true,
      controller: inputController,
      onActionClick: (value) {
        showGeneralDialog(
          context: context,
          pageBuilder: (BuildContext buildContext, Animation<double> animation,
              Animation<double> secondaryAnimation) {
            return TDConfirmDialog(
              content: inputController.text.isNotEmpty 
                  ? '搜索关键词：${inputController.text}' 
                  : '搜索关键词为空',
            );
          },
        );
      },
    );
  }