sliverbar sample updated

Author: diegoveloper

lib/appbar_sliverappbar/sample2.dart

@@ -4,8 +4,9 @@ class Sample2 extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
  return SafeArea(
- child: Material(
- child: CustomScrollView(
+ child: Scaffold(
+ drawer: Drawer(),
+ body: CustomScrollView(
  slivers: [
  SliverPersistentHeader(
  delegate: MySliverAppBar(expandedHeight: 200),
@@ -14,8 +15,8 @@ class Sample2 extends StatelessWidget {
  SliverList(
  delegate: SliverChildBuilderDelegate(
  (_, index) => ListTile(
-  title: Text("Index: $index"),
-  ),
+ title: Text("Index: $index"),
+ ),
  ),
  )
  ],
@@ -31,8 +32,7 @@ class MySliverAppBar extends SliverPersistentHeaderDelegate {
  MySliverAppBar({@required this.expandedHeight});
 
  @override
- Widget build(
- BuildContext context, double shrinkOffset, bool overlapsContent) {
+ Widget build(BuildContext context, double shrinkOffset, bool overlapsContent) {
  return Stack(
  fit: StackFit.expand,
  overflow: Overflow.visible,
@@ -69,6 +69,18 @@ class MySliverAppBar extends SliverPersistentHeaderDelegate {
  ),
  ),
  ),
+ Align(
+ alignment: Alignment.topLeft,
+ child: IconButton(
+ icon: Icon(
+ Icons.menu,
+ color: Colors.white,
+ ),
+ onPressed: () {
+ Scaffold.of(context).openDrawer();
+ },
+ ),
+ ),
  ],
  );
  }