setting screen orientation

rubenquadros · rubenquadros · commit 748a999fd828 · 2021-05-08T17:52:33.000+05:30
diff --git a/lib/main.dart b/lib/main.dart
@@ -3,6 +3,7 @@ import 'package:flutter/services.dart';
 import 'package:fun_box/config/configurations.dart';
 import 'package:fun_box/di/di.dart';
 import 'package:fun_box/presentation/home/home.dart';
+import 'package:fun_box/utils/app_navigator_observer.dart';
 import 'package:get_it/get_it.dart';
 
 void main() async {
@@ -18,13 +19,15 @@ class MyApp extends StatelessWidget {
   // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
+    final _observer = AppNavigatorObserver();
     return MaterialApp(
       title: 'Fun Box',
       debugShowCheckedModeBanner: false,
       theme: ThemeData(
         primarySwatch: Colors.deepOrange,
         visualDensity: VisualDensity.adaptivePlatformDensity,
       ),
+      navigatorObservers: [_observer],
       home: Home(),
     );
   }
diff --git a/lib/utils/app_navigator_observer.dart b/lib/utils/app_navigator_observer.dart
@@ -0,0 +1,19 @@
+import 'package:flutter/services.dart';
+import 'package:flutter/widgets.dart';
+
+class AppNavigatorObserver extends NavigatorObserver {
+
+  @override
+  void didPush(Route<dynamic> route, Route<dynamic>? previousRoute) {
+    _setOrientation();
+  }
+
+  @override
+  void didPop(Route<dynamic> route, Route<dynamic>? previousRoute) {
+    _setOrientation();
+  }
+
+  void _setOrientation() {
+    SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp]);
+  }
+}
