initialRoute:'/', //初始化加载的路由
debugShowCheckedModeBanner: false, //去掉debug图片
在Scaffold里 floatingActionButton 浮动按钮
Navigator.pop返回上一级
命名路由
Navigator.pushNamed(context,'/router 名字');
命名路由传值:
onGenerateRoute: (RouteSettings settings) {
final String name = settings.name;
final Function pageContentBuilder = this.routes[name];
if (pageContentBuilder != null) {
if (settings.arguments != null) {
final Route route = MaterialPageRoute(
builder: (context) => pageContentBuilder(context,
arguments: settings.arguments));
return route;
} else {
final Route route = MaterialPageRoute(
builder: (context) => pageContentBuilder(context));
return route;
}
}
}
有状态组件接收值
路由替换,返回根路由
返回根路由
AppBar
自定义导航
TabBar
TabController
import 'package:Flutter/material.dart';
class TabBarCon extends StatefulWidget {
TabBarCon({Key key}) : super(key: key);
@override
_TabBarConState createState() => _TabBarConState();
}
class _TabBarConState extends State<TabBarCon>
with SingleTickerProviderStateMixin {
TabController _tabController;
@override
void initState() {
super.initState();
_tabController = new TabController(length: 2, vsync: this);
_tabController.addListener(() {
print(_tabController.index);
});
}
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('TabBarControllerpage'),
bottom: TabBar(
controller: this._tabController,
tabs: <Widget>[
Tab(text: '推荐'),
Tab(text: '热映'),
],
)),
body: TabBarView(
controller: this._tabController,
children: <Widget>[
Center(child: Text('1111')),
Center(child: Text('1111'))
],
),
);
}
}
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