Flutter 基本布局

本篇博客大致介绍了通过 Flutter 实现一些简单的页面布局,官方的参考文档: https://flutter.cn/docs/get-started/flutter-for/web-devs 首先,项目的入口如下,后面的所有操作都是对 container 变量进行更改 import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { // This widget is the root of your application. @