Widget _buildFeedbackLongContent(BuildContext context) {
    return TDButton(
      text: '反馈类-内容超长',
      size: TDButtonSize.large,
      type: TDButtonType.outline,
      theme: TDButtonTheme.primary,
      onTap: () {
        showGeneralDialog(
          context: context,
          pageBuilder: (BuildContext buildContext, Animation<double> animation,
              Animation<double> secondaryAnimation) {
            return TDConfirmDialog(
              title: _dialogTitle,
              content: _longContent,
              contentMaxHeight: 300,
            );
          },
        );
      },
    );
  }