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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,181 @@ | ||
| import 'dart:async'; | ||
|
|
||
| import 'package:example/widget/skeleton_item.dart'; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:easy_refresh/easy_refresh.dart'; | ||
| import 'package:extended_nested_scroll_view/extended_nested_scroll_view.dart'; | ||
| import 'package:get/get.dart'; | ||
|
|
||
| class TabBarViewPage extends StatefulWidget { | ||
| const TabBarViewPage({Key? key}) : super(key: key); | ||
|
|
||
| @override | ||
| TabBarViewPageState createState() { | ||
| return TabBarViewPageState(); | ||
| } | ||
| } | ||
|
|
||
| class TabBarViewPageState extends State<TabBarViewPage> | ||
| with SingleTickerProviderStateMixin { | ||
| late TabController _tabController; | ||
| int _listCount = 20; | ||
| int _gridCount = 20; | ||
|
|
||
| @override | ||
| void initState() { | ||
| super.initState(); | ||
| _tabController = TabController(length: 2, vsync: this); | ||
| } | ||
|
|
||
| @override | ||
| void dispose() { | ||
| super.dispose(); | ||
| _tabController.dispose(); | ||
| } | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| final themeData = Theme.of(context); | ||
| return Scaffold( | ||
| body: EasyRefresh.builder( | ||
| header: ClassicHeader( | ||
| clamping: true, | ||
| position: IndicatorPosition.locator, | ||
| dragText: 'Pull to refresh'.tr, | ||
| armedText: 'Release ready'.tr, | ||
| readyText: 'Refreshing...'.tr, | ||
| processingText: 'Refreshing...'.tr, | ||
| processedText: 'Succeeded'.tr, | ||
| noMoreText: 'No more'.tr, | ||
| failedText: 'Failed'.tr, | ||
| messageText: 'Last updated at %T'.tr, | ||
| ), | ||
| footer: ClassicFooter( | ||
| position: IndicatorPosition.locator, | ||
| dragText: 'Pull to load'.tr, | ||
| armedText: 'Release ready'.tr, | ||
| readyText: 'Loading...'.tr, | ||
| processingText: 'Loading...'.tr, | ||
| processedText: 'Succeeded'.tr, | ||
| noMoreText: 'No more'.tr, | ||
| failedText: 'Failed'.tr, | ||
| messageText: 'Last updated at %T'.tr, | ||
| ), | ||
| onRefresh: () async { | ||
| await Future.delayed(const Duration(seconds: 2), () { | ||
| if (mounted) { | ||
| setState(() { | ||
| if (_tabController.index == 0) { | ||
| _listCount = 20; | ||
| } else { | ||
| _gridCount = 20; | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
| }, | ||
| onLoad: () async { | ||
| await Future.delayed(const Duration(seconds: 2), () { | ||
| if (mounted) { | ||
| setState(() { | ||
| if (_tabController.index == 0) { | ||
| _listCount += 10; | ||
| } else { | ||
| _gridCount += 10; | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
| }, | ||
| childBuilder: (context, physics) { | ||
| return ExtendedNestedScrollView( | ||
| physics: physics, | ||
| onlyOneScrollInBody: true, | ||
| pinnedHeaderSliverHeightBuilder: () { | ||
| return MediaQuery.of(context).padding.top + kToolbarHeight; | ||
| }, | ||
| headerSliverBuilder: (context, innerBoxIsScrolled) { | ||
| return <Widget>[ | ||
| const HeaderLocator.sliver(clearExtent: false), | ||
| SliverAppBar( | ||
| expandedHeight: 166, | ||
| pinned: true, | ||
| flexibleSpace: FlexibleSpaceBar( | ||
| title: Text( | ||
| 'TabBarView', | ||
| style: TextStyle( | ||
| color: Theme.of(context).textTheme.titleLarge?.color), | ||
| ), | ||
| titlePadding: const EdgeInsets.only(left: 64, bottom: 60), | ||
| centerTitle: false, | ||
| ), | ||
| bottom: PreferredSize( | ||
| child: Padding( | ||
| padding: const EdgeInsets.symmetric( | ||
| horizontal: 8, | ||
| ), | ||
| child: TabBar( | ||
| controller: _tabController, | ||
| labelColor: themeData.colorScheme.primary, | ||
| indicatorColor: themeData.colorScheme.primary, | ||
| tabs: const <Widget>[ | ||
| Tab( | ||
| text: 'List', | ||
| ), | ||
| Tab( | ||
| text: 'Grid', | ||
| ), | ||
| ], | ||
| ), | ||
| ), | ||
| preferredSize: const Size(double.infinity, 46), | ||
| ), | ||
| ), | ||
| ]; | ||
| }, | ||
| body: TabBarView( | ||
| controller: _tabController, | ||
| children: <Widget>[ | ||
| ExtendedVisibilityDetector( | ||
| uniqueKey: const Key('Tab0'), | ||
| child: CustomScrollView( | ||
| physics: physics, | ||
| slivers: [ | ||
| SliverList( | ||
| delegate: | ||
| SliverChildBuilderDelegate((context, index) { | ||
| return const SkeletonItem(); | ||
| }, childCount: _listCount)), | ||
| const FooterLocator.sliver(), | ||
| ], | ||
| ), | ||
| ), | ||
| ExtendedVisibilityDetector( | ||
| uniqueKey: const Key('Tab1'), | ||
| child: CustomScrollView( | ||
| physics: physics, | ||
| slivers: [ | ||
| SliverGrid( | ||
| delegate: | ||
| SliverChildBuilderDelegate((context, index) { | ||
| return const SkeletonItem( | ||
| direction: Axis.horizontal, | ||
| ); | ||
| }, childCount: _gridCount), | ||
| gridDelegate: | ||
| const SliverGridDelegateWithFixedCrossAxisCount( | ||
| crossAxisCount: 2, | ||
| childAspectRatio: 6 / 7, | ||
| )), | ||
| const FooterLocator.sliver(), | ||
| ], | ||
| ), | ||
| ), | ||
| ], | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ); | ||
| } | ||
| } |
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