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// 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';
/// Flutter code sample for [CupertinoRadio.toggleable].
void main() => runApp(const CupertinoRadioApp());
class CupertinoRadioApp extends StatelessWidget {
const CupertinoRadioApp({super.key});
@override
Widget build(BuildContext context) {
return const CupertinoApp(
home: CupertinoPageScaffold(
navigationBar: CupertinoNavigationBar(
middle: Text('CupertinoRadio Toggleable Example'),
),
child: SafeArea(
child: CupertinoRadioExample(),
),
),
);
}
}
enum SingingCharacter { mulligan, hamilton }
class CupertinoRadioExample extends StatefulWidget {
const CupertinoRadioExample({super.key});
@override
State<CupertinoRadioExample> createState() => _CupertinoRadioExampleState();
}
class _CupertinoRadioExampleState extends State<CupertinoRadioExample> {
SingingCharacter? _character = SingingCharacter.mulligan;
@override
Widget build(BuildContext context) {
return CupertinoListSection(
children: <Widget>[
CupertinoListTile(
title: const Text('Hercules Mulligan'),
leading: CupertinoRadio<SingingCharacter>(
value: SingingCharacter.mulligan,
groupValue: _character,
// TRY THIS: Try setting the toggleable value to false and
// see how that changes the behavior of the widget.
toggleable: true,
onChanged: (SingingCharacter? value) {
setState(() {
_character = value;
});
},
),
),
CupertinoListTile(
title: const Text('Eliza Hamilton'),
leading: CupertinoRadio<SingingCharacter>(
value: SingingCharacter.hamilton,
groupValue: _character,
toggleable: true,
onChanged: (SingingCharacter? value) {
setState(() {
_character = value;
});
},
),
),
],
);
}
}