Restrict back button

@override
Widget build(BuildContext context) {
  return new WillPopScope(
    onWillPop: () async => false,
    child: new Scaffold(
      appBar: new AppBar(
        title: new Text("data"),
        leading: new IconButton(
          icon: new Icon(Icons.ac_unit),
          onPressed: () => Navigator.of(context).pop(),
        ),
      ),
    ),
  );
}

Source: stackoverflow.com

Similar codes

0 vote191 views1 answer
Flutter dart imagepicker quality reduce resize
Dart
14 votes195 views4 answers
Flutter image asset
Dart
15 votes196 views6 answers
Flutter border radius
Dart
0 vote202 views1 answer
Flutter main.dart example
Dart
0 vote184 views1 answer
Api not working on release apk in android
Dart
0 vote193 views1 answer
Dart string to hex
Dart
1 vote197 views1 answer
Flutter switch color
Dart
0 vote249 views2 answers
Dart while
Dart
1 vote178 views3 answers
How to take integer input from user in dart
Dart
1 vote220 views1 answer
Attribute application@icon value=(@mipmap/launcher_icon) from AndroidManifest.xml:17:9-45
Dart