플러터 순한맛 강좌 - 플러터 2.0 버튼(Elevated button, Text button, Outlined button)

아래의 코드는 코딩셰프의 수업을 참조하여 작성하였습니다.
완전 초보용 플러터(flutter) 27: 패치 강좌 2 | 플러터 2.0 버튼(Elevated button, Text button, Outlined button)

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'button',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyButton(),
    );
  }
}

class MyButton extends StatelessWidget {
  const MyButton({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Buttons'),
        centerTitle: true,
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            TextButton(
              onPressed: () {
                //print('text button');
              },
              onLongPress: () {
                print('Text buton');
              },
              child: Text(
                'Text button',
                style: TextStyle(fontSize: 20.0),
              ),
              style: TextButton.styleFrom(
                primary: Colors.red, // 글자색 변경
                backgroundColor: Colors.amberAccent, // 배경색 변경
              ),
            ),
            ElevatedButton(
              onPressed: () {
                print('Elevated button');
              },
              child: Text('Elevated button'),
              style: ElevatedButton.styleFrom(
                  primary: Colors.orangeAccent, // 텍스트 버튼과 다르게 배경색 변경
                  shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.circular(10.0),
                  ),
                  elevation: 0.0),
            ),
            OutlinedButton(
              onPressed: () {
                print('Outlined button');
              },
              child: Text('Outlined button'),
              style: OutlinedButton.styleFrom(
                  primary: Colors.green,
                  side: BorderSide(
                    color: Colors.black87,
                    width: 2.0,
                  )),
            ),
            TextButton.icon(
              onPressed: null, // null값을 주면 비활성화 된다.
              icon: Icon(Icons.home),
              label: Text('GO to home'),
              style: TextButton.styleFrom(
                primary: Colors.purple,
                onSurface: Colors.pink, // 비활성화된 버튼 색상도 바꿔줄 수 있음
              ),
            ),
            ButtonBar(
              alignment: MainAxisAlignment.center,
              buttonPadding: EdgeInsets.all(20),
              children: [
                TextButton(
                  onPressed: () {

                  },
                  child: Text('TextButton'),
                ),
                ElevatedButton(
                  onPressed: () {

                  },
                  child: Text('ElevatedButton'),
                ),
              ],
            )
          ],
        ),
      ),
    );
  }
}