ffBody method

@override Widget? ffBody(BuildContext context)

body

Implementation

@override
Widget? ffBody(BuildContext context) {
  List<Widget> slivers = [
    Theme(
      //单独给子组件应用主题色
      data: ThemeData(
        primarySwatch: FFColor.createMaterialColor(Colors.black),
      ),
      child: SliverAppBar(
        title: Text("标题"),
        expandedHeight: kToolbarHeight + 44.0,
        floating: false,
        pinned: true,
        snap: false,
        leading: IconButton(
          icon: Icon(Icons.arrow_back_ios_new_outlined),
          onPressed: () {
            if (Navigator.canPop(context)) Navigator.pop(context);
          },
        ),
        actions: <Widget>[
          IconButton(
            icon: Icon(Icons.add),
            onPressed: () {
              print("添加");
            },
          ),
          IconButton(
            icon: Icon(Icons.more_horiz),
            onPressed: () {
              print("更多");
            },
          ),
        ],
        flexibleSpace: FlexibleSpaceBar(
          background: FFImageFactory.netWork(
              "https://t7.baidu.com/it/u=4240641596,3235181048&fm=193&f=GIF"),
        ),
      ),
    ),
    SliverFixedExtentList(
      itemExtent: 50.0,
      delegate: SliverChildBuilderDelegate(
        (context, index) => ListTile(
          title: Text("Item $index"),
        ),
        childCount: 30,
      ),
    )
  ];


  //ClampingScrollPhysics 边缘位置不让滑
  return CustomScrollView(
    slivers: slivers,
    physics: ClampingScrollPhysics(),
  );
}