Widget _buildIconSideBar(BuildContext context) {
    final list = <SideItemProps>[];
    final pages = <Widget>[];

    for (var i = 0; i < 20; i++) {
      list.add(
          SideItemProps(index: i, label: '选项', value: i, icon: TDIcons.app));
      pages.add(getAnchorDemo(i));
    }

    pages.add(Container(
      height: MediaQuery.of(context).size.height - itemHeight,
      decoration: const BoxDecoration(color: Colors.white),
    ));

    list[1].badge = const TDBadge(TDBadgeType.redPoint);
    list[2].badge = const TDBadge(
      TDBadgeType.message,
      count: '8',
    );

    var demoHeight = MediaQuery.of(context).size.height;

    return Row(
      children: [
        SizedBox(
          width: 110,
          child: TDSideBar(
            height: demoHeight,
            style: TDSideBarStyle.normal,
            value: currentValue,
            controller: _sideBarController,
            children: list
                .map((ele) => TDSideBarItem(
                    label: ele.label ?? '',
                    badge: ele.badge,
                    value: ele.value,
                    icon: ele.icon))
                .toList(),
            onChanged: onChanged,
            onSelected: onSelected,
          ),
        ),
        Expanded(
            child: SizedBox(
          height: demoHeight,
          child: SingleChildScrollView(
            controller: _demoScroller,
            child: Column(
              children: pages,
            ),
          ),
        ))
      ],
    );
  }