Flutter 初体验
作者:
_algorithm
,
2021-09-02 19:58:05
,
所有人可见
,
阅读 336
//Flutter 全部都是 widget 面向组件开发程序 less is more
import 'package:flutter/material.dart';
main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
// TODO: implement build
return MaterialApp(
title: "xinruibaobei",
home: Scaffold(
appBar: AppBar(
title: const Text("Fist App"),
),
body: ContentWidget()
),
);
}
}
class ContentWidget extends StatelessWidget {
@override //重写父类的方法
Widget build(BuildContext context) {
// TODO: implement build
return const Center(
child: Text(
"Hello World",
textDirection: TextDirection.ltr,
style: TextStyle(
fontSize: 50,
color: Colors.amberAccent,
backgroundColor: Colors.cyan
),
),
);
}
}