1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
/// Flutter code sample for [Switch].
void main() => runApp(const SwitchApp());
class SwitchApp extends StatelessWidget {
const SwitchApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
theme: ThemeData.light(useMaterial3: true).copyWith(
// Use the ambient CupertinoThemeData to style all widgets which would
// otherwise use iOS defaults.
cupertinoOverrideTheme: const CupertinoThemeData(applyThemeToAll: true),
),
home: Scaffold(
appBar: AppBar(title: const Text('Switch Sample')),
body: const Center(
child: SwitchExample(),
),
),
);
}
}
class SwitchExample extends StatefulWidget {
const SwitchExample({super.key});
@override
State<SwitchExample> createState() => _SwitchExampleState();
}
class _SwitchExampleState extends State<SwitchExample> {
bool light = true;
@override
Widget build(BuildContext context) {
return Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Switch.adaptive(
value: light,
onChanged: (bool value) {
setState(() {
light = value;
});
},
),
Switch.adaptive(
// Don't use the ambient CupertinoThemeData to style this switch.
applyCupertinoTheme: false,
value: light,
onChanged: (bool value) {
setState(() {
light = value;
});
},
),
],
);
}
}