class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        body: Center(
          child: MyWidget(),
        ),
      ),
    );
  }
}

class MyWidget extends StatefulWidget {
  @override
  _MyWidgetState createState() => _MyWidgetState();
}

class _MyWidgetState extends State<MyWidget> {
  bool _show = true;
  
  @override
  Widget build(BuildContext context) {
    
    return Scaffold(
      appBar: AppBar(title: Text('Tile example')),
      body: CustomScrollView(
        slivers: [
          SliverToBoxAdapter(
            child: AnimatedSwitcher(
              duration: Duration(milliseconds: 300),
              transitionBuilder: (Widget child, Animation<double> animation) =>
                SizeTransition(
                  sizeFactor: animation,
                  axisAlignment: 1,
                  child: child,
                ),
              child: _show ? ListTile(
                tileColor: Colors.yellow,
                title: Text('Titlte'),
              ) : SizedBox.shrink(),
            ),
          ),
          SliverToBoxAdapter(
            child: ElevatedButton(
              child: Text('toggle'),
              onPressed: () {
                setState(() {
                  _show = !_show;
                });
              },
            ),
          ),
        ],
      ),
      
    );
  }
}