blob: 441eba9735fb20dbac19af4e6ac8ad398ced79bb [file] [log] [blame]
// 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.
// Flutter code sample for Radio.toggleable
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({super.key});
static const String _title = 'Flutter Code Sample';
@override
Widget build(BuildContext context) {
return MaterialApp(
title: _title,
home: Scaffold(
appBar: AppBar(title: const Text(_title)),
body: const MyStatefulWidget(),
),
);
}
}
class MyStatefulWidget extends StatefulWidget {
const MyStatefulWidget({super.key});
@override
State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
}
class _MyStatefulWidgetState extends State<MyStatefulWidget> {
int? groupValue;
static const List<String> selections = <String>[
'Hercules Mulligan',
'Eliza Hamilton',
'Philip Schuyler',
'Maria Reynolds',
'Samuel Seabury',
];
@override
Widget build(BuildContext context) {
return Scaffold(
body: ListView.builder(
itemBuilder: (BuildContext context, int index) {
return Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Radio<int>(
value: index,
groupValue: groupValue,
// TRY THIS: Try setting the toggleable value to false and
// see how that changes the behavior of the widget.
toggleable: true,
onChanged: (int? value) {
setState(() {
groupValue = value;
});
}),
Text(selections[index]),
],
);
},
itemCount: selections.length,
),
);
}
}