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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/material.dart';
/// Flutter code sample for [ActionChoice].
void main() => runApp(const ChipApp());
class ChipApp extends StatelessWidget {
const ChipApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
theme: ThemeData(colorSchemeSeed: const Color(0xff6750a4), useMaterial3: true),
home: const ActionChoiceExample(),
);
}
}
class ActionChoiceExample extends StatefulWidget {
const ActionChoiceExample({super.key});
@override
State<ActionChoiceExample> createState() => _ActionChoiceExampleState();
}
class _ActionChoiceExampleState extends State<ActionChoiceExample> {
int? _value = 1;
@override
Widget build(BuildContext context) {
final TextTheme textTheme = Theme.of(context).textTheme;
return Scaffold(
appBar: AppBar(
title: const Text('ActionChoice Sample'),
),
body: Center(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text('Choose an item', style: textTheme.labelLarge),
const SizedBox(height: 10.0),
Wrap(
spacing: 5.0,
children: List<Widget>.generate(
3,
(int index) {
return ChoiceChip(
label: Text('Item $index'),
selected: _value == index,
onSelected: (bool selected) {
setState(() {
_value = selected ? index : null;
});
},
);
},
).toList(),
),
],
),
),
);
}
}