void main(){ runApp(new MyApp()); } class MyApp extends StatefulWidget { @override _MyAppState createState() => new _MyAppState(); } class _MyAppState extends State<MyApp> { // This widget is the root of your application. @override Widget build(BuildContext context) { return new MaterialApp( title: new Text('My Application'), debugShowCheckedModeBanner: false, // 设置这一属性即可 theme: new ThemeData( primarySwatch: Colors.blue, ), home: new SplashScreen(), routes: <String, WidgetBuilder> { '/splashscreen': (BuildContext context) => new SplashScreen(), '/conditions': (BuildContext context) => new TermsAndConditionsPage(), }, ); } }