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| import 'package:flutter/material.dart'; | |
| /////////////////////////////// | |
| // ① Main:Flutterアプリもmain()からコードが実行されます。 | |
| // `void main() => runApp(MyApp());` でも意味は同じです。 | |
| void main() { | |
| return runApp(MyApp()); | |
| } | |
| /////////////////////////////// | |
| // ② アプリの基盤:アプリのテーマやスタイルを設定する。その上のページを追加していく。 | |
| class MyApp extends StatelessWidget { | |
| @override | |
| Widget build(BuildContext context) { | |
| // MaterialAppという形式のアプリを作成 | |
| return MaterialApp( | |
| theme: ThemeData(), // アプリのテーマカラーなど詳細を入力 | |
| home: MyHomePage(), // メインページを作成 | |
| ); | |
| } | |
| } | |
| /////////////////////////////// | |
| // ③ アプリのメインページ(固定) | |
| class MyHomePage extends StatelessWidget { | |
| @override | |
| Widget build(BuildContext context) { | |
| return Scaffold( | |
| appBar: AppBar( | |
| title: Text("Menu Bar"), | |
| ), | |
| body: Center( | |
| child: ListView(children: [ | |
| // ここから下が修正箇所 | |
| TodoCardWidget(label: "TODO 1"), | |
| TodoCardWidget(label: "TODO 2"), | |
| TodoCardWidget(label: "TODO 3"), | |
| TodoCardWidget(label: "TODO 4"), | |
| ]), | |
| ), | |
| ); | |
| } | |
| } | |
| //////////////////// | |
| // ④ TodoCardのWidget | |
| class TodoCardWidget extends StatelessWidget { | |
| final String label; | |
| TodoCardWidget({Key? key, required this.label}); | |
| @override | |
| Widget build(BuildContext context) { | |
| return Card( | |
| margin: EdgeInsets.all(10), | |
| child: Container( | |
| padding: EdgeInsets.all(10), | |
| child: Row( | |
| children: [ | |
| Checkbox(onChanged: null, value: false), | |
| Text(this.label), | |
| ], | |
| ), | |
| ), | |
| ); | |
| } | |
| } |
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