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张冬雪
2022-06-02 17:57:48 +08:00
parent 511fb330ca
commit ed024f5962
59 changed files with 3242 additions and 1213 deletions
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157
lib/pages/store/index_copy_1.dart Normal file
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import 'package:flutter/material.dart';
class StorePages1 extends StatefulWidget {
const StorePages1({Key? key}) : super(key: key);
@override
_StorePages1State createState() => _StorePages1State();
}
class _StorePages1State extends State<StorePages1>
with TickerProviderStateMixin {
late TabController _tabController;
@override
void initState() {
_tabController = TabController(
length: 3,
vsync: this,
);
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: SafeArea(
child: NestedScrollView(
headerSliverBuilder: (BuildContext context, bool innerBoxIsScrolled) {
return [
SliverToBoxAdapter(
child: Column(
children: [
Image.network(
"https://images.pexels.com/photos/396547/pexels-photo-396547.jpeg?auto=compress&cs=tinysrgb&h=350",
fit: BoxFit.cover,
)
],
),
),
SliverPersistentHeader(
delegate: _SliverAppBarDelegate(
TabBar(
controller: _tabController,
tabs: const [
Tab(text: "Tab 1"),
Tab(text: "Tab 2"),
Tab(text: "Tab 3"),
],
),
),
pinned: true,
),
];
},
body: TabBarView(
controller: _tabController,
children: [
ListView(
children: const [
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
Text('asdfasjkdfahsdjkl'),
],
),
const Center(
child: Text('Tab 2'),
),
const Center(
child: Text('Tab 3'),
),
],
),
),
),
);
}
}
class _SliverAppBarDelegate extends SliverPersistentHeaderDelegate {
_SliverAppBarDelegate(this._tabBar);
final TabBar _tabBar;
@override
double get minExtent => _tabBar.preferredSize.height;
@override
double get maxExtent => _tabBar.preferredSize.height;
@override
Widget build(
BuildContext context, double shrinkOffset, bool overlapsContent) {
return Container(
color: Colors.red,
child: _tabBar,
);
}
@override
bool shouldRebuild(_SliverAppBarDelegate oldDelegate) {
return false;
}
}