70 lines
2 KiB
Dart
70 lines
2 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/cupertino.dart';
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/// Flutter code sample for [CupertinoRadio.toggleable].
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void main() => runApp(const CupertinoRadioApp());
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class CupertinoRadioApp extends StatelessWidget {
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const CupertinoRadioApp({super.key});
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@override
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Widget build(BuildContext context) {
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return const CupertinoApp(
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home: CupertinoPageScaffold(
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navigationBar: CupertinoNavigationBar(
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middle: Text('CupertinoRadio Toggleable Example'),
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),
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child: SafeArea(child: CupertinoRadioExample()),
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),
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);
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}
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}
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enum SingingCharacter { mulligan, hamilton }
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class CupertinoRadioExample extends StatefulWidget {
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const CupertinoRadioExample({super.key});
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@override
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State<CupertinoRadioExample> createState() => _CupertinoRadioExampleState();
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}
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class _CupertinoRadioExampleState extends State<CupertinoRadioExample> {
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SingingCharacter? _character = SingingCharacter.mulligan;
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@override
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Widget build(BuildContext context) {
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return RadioGroup<SingingCharacter>(
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groupValue: _character,
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onChanged: (SingingCharacter? value) {
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setState(() {
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_character = value;
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});
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},
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child: CupertinoListSection(
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children: const <Widget>[
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CupertinoListTile(
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title: Text('Hercules Mulligan'),
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leading: CupertinoRadio<SingingCharacter>(
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value: SingingCharacter.mulligan,
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// TRY THIS: Try setting the toggleable value to false and
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// see how that changes the behavior of the widget.
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toggleable: true,
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),
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),
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CupertinoListTile(
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title: Text('Eliza Hamilton'),
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leading: CupertinoRadio<SingingCharacter>(
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value: SingingCharacter.hamilton,
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toggleable: true,
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),
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),
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],
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),
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);
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}
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}
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