1 CupertinoTabView
支持选项卡间并行导航项卡的根内容。通常与CupertinoTabScaffolde一起使用
2 构造函数
CupertinoTabView({
Key key,
this.builder,
this.navigatorKey,
this.defaultTitle,
this.routes,
this.onGenerateRoute,
this.onUnknownRoute,
this.navigatorObservers = const <NavigatorObserver>[],
})3 常用属性
3.1 builder：选项卡视图
builder: (context) {
switch (index) {
case 0:
return Center(
child: Text('根选项卡-首页'),
);
break;
case 1:
return Center(
child: Text('根选项卡-设置'),
);
break;
}
},3.2 routes：选项卡视图路由
不怎么会用正文完