PopScope or WillPopScope never trigger in Flutter Web

[pitcairn1987]

PopScope or WillPopScope never trigger in Flutter Web.

**1. Going To Second Page.

2. Click back button in browser.**

` void main() { WidgetsFlutterBinding.ensureInitialized(); runApp(const MyApp()); }

class MyApp extends StatefulWidget { const MyApp({Key? key}) : super(key: key);

@override State createState() => _MyAppState(); }

class _MyAppState extends State {

@override void initState() { super.initState(); Routes.defineRoutes(); }

@override Widget build(BuildContext context) { return MaterialApp( initialRoute: '/', onGenerateRoute: Routes.router.generator, ); } }

class SecondPage extends StatelessWidget {

Widget build(BuildContext context) { return PopScope( canPop: false, onPopInvoked: (bool didPop) { if (didPop) { return; } }, child: Scaffold( backgroundColor: Colors.red, body: Container(), ), ); }

}

class HomePage extends StatelessWidget {

Widget build(BuildContext context) { return Scaffold( backgroundColor: Colors.blue, body: Container( child: ElevatedButton( child: const Text("Button 1"), onPressed: () => Navigator.pushNamed(context, 'second'), ),

  ),
);

}

}

class Routes { static final router = FluroRouter();

static var firstScreen = Handler( handlerFunc: (BuildContext ? context, Map<String, dynamic> params) { return HomePage(); });

static var secondScreen = Handler( handlerFunc: (BuildContext ? context, Map<String, dynamic> params) { return SecondPage(); });

static dynamic defineRoutes() { router.define("/", handler: firstScreen,transitionType: TransitionType.fadeIn); router.define("second", handler: secondScreen,transitionType: TransitionType.inFromLeft); }

} `