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

2 votes143 views1 answer
Dart yaxlitlash
Dart
6 votes142 views1 answer
Flutter listtile shape border
Dart
12 votes92 views3 answers
String to double flutter
Dart
0 vote158 views1 answer
OneSignalXCFramework (< 4.0, = 3.8.1, >= 3.4.3)
Dart
5 votes139 views2 answers
Dart string empty or null
Dart
4 votes135 views1 answer
Dart extension function
Dart
2 votes146 views2 answers
Flutter orientation
Dart
17 votes141 views2 answers
Flutter icon color
Dart
1 vote140 views1 answer
Flutter pretext on textfield
Dart
1 vote144 views1 answer
Flutter chip avatar radius increases
Dart