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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 [IconButton].
void main() => runApp(const IconButtonExampleApp());
class IconButtonExampleApp extends StatelessWidget {
const IconButtonExampleApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(title: const Text('IconButton Sample')),
body: const Center(
child: IconButtonExample(),
),
),
);
}
}
double _volume = 0.0;
class IconButtonExample extends StatefulWidget {
const IconButtonExample({super.key});
@override
State<IconButtonExample> createState() => _IconButtonExampleState();
}
class _IconButtonExampleState extends State<IconButtonExample> {
@override
Widget build(BuildContext context) {
return Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
IconButton(
icon: const Icon(Icons.volume_up),
tooltip: 'Increase volume by 10',
onPressed: () {
setState(() {
_volume += 10;
});
},
),
Text('Volume : $_volume'),
],
);
}
}