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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';
class ButtonMatrixApp extends StatefulWidget {
const ButtonMatrixApp({super.key});
@override
ButtonMatrixAppState createState() => ButtonMatrixAppState();
}
class ButtonMatrixAppState extends State<ButtonMatrixApp> {
int count = 1;
int increment = 1;
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: Text('Count: $count'),
actions: <Widget>[
TextButton(
onPressed: () => setState(() { count += increment; }),
child: Text('Add $increment'),
),
],
),
body: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: List<Widget>.filled(
3,
Column(
children: List<Widget>.filled(
10,
TextButton(
child: const Text('Faster'),
onPressed: () => setState(() { increment += 1; }),
),
),
),
),
),
),
);
}
}
void main() {
runApp(const ButtonMatrixApp());
}