Passing data to StatefulWidget and accessing it in it's state in Flutter This answer is added one month before this one:stackoverflow.com/questions/50428708/… Does this answer your question?Pass StatefulWidget data to the State class without using constructor J Jack' Don't pass parameters toSta...
在PlayQuiz()中添加了forceSelecton参数
import'package:flutter/material.dart';import'app_route.dart';import'package:fluro/fluro.dart';voidmain(){router.define('home/:data',handler:newHandler(handlerFunc:(BuildContext context,Map<String,dynamic>params){returnnewHome(params['data'][0]);}));runApp(newLogin());}classLoginextendsStatef...
// The StoreProvider should wrap your MaterialApp or WidgetsApp. This will // ensure all routes have access to the store. return StoreProvider<int>( // Pass the store to the StoreProvider. Any ancestor `StoreConnector` // Widgets will find and use this value as the `Store`. store: sto...
Pass it into a StatelessWidget class MyApp extends StatelessWidget { final Future<Post> post; MyApp({Key key, this.post}) : super(key: key); 1. 2. 3. 4. Call it the lifecycle of a StatefulWidget’s state class _MyAppState extends State<MyApp> { ...
3. 使用 ConsumerStatefulWidget 和 ConsumerState ConsumerWidget是StatelessWidget的良好替代品,为我们提供了一种方便的方式来以最少的代码访问提供者。 但如果我们有一个StatefulWidget呢? 这里是相同的示例,你可以看到: finalhelloWorldProvider = Provider<String>((_) =>'Hello world');// 1. extend [ConsumerStat...
// 这里的loading用的是flutter_easyloading插件// 在根Widget组件MaterialApp的地方初始化loadingMaterialApp(home: MyHomePage(title:"flutter"),builder: EasyLoading.init(),// loading声明...)// 声明了还没有显示,在statefulWidget初始化的地方显示loading@overridevoidinitState() {super.initState();EasyLoading....
and pass that String to the `builder` function// as the `count`./// Every time the button is tapped, an action is dispatched and// run through the reducer. After the reducer updates the state,// the Widget will be automatically rebuilt with the latest// count. No need to manually ma...
https://stackoverflow.com/questions/50428708/pass-statefulwidget-data-to-the-state-class-without-using-constructorGoodStorageWidget get widget package:flutter/src/widgets/framework.dartThe current configuration.A [State] object's configuration is the corresponding [StatefulWidget] instance. This property is...
var bodyJson = '{"user":1281,"pass":3041}'; router.navigateTo(context, '/home/$bodyJson'); // Perform some action }, )), ); }), /**/ )); } } class Home extends StatefulWidget{ final String _result; Home(this._result); ...