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Image 用于展示图片的组件。静态函数：new Image.asset - 用于从资源目录的显示图片 new Image.network - 用于从网络上显示图片 new Image.file - 用于从文件里显示图片 new Image.memory - 用于从内存里（Uint8List）显示图片// 资源图片new Image.asset('images/pic1.jpg...

文件结构：内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103893948routes.dartimport 'package:flutter/material.dart';import '../pages/tabs.dart';import '../pages/TextField.dart';import '....

文件结构内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103787189routes.dartimport 'package:flutter/material.dart';import '../pages/tabs.dart';import '../pages/TextField.dart';import '.....

文件结构：内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103787189routes.dartimport 'package:flutter/material.dart';import '../pages/tabs.dart';import '../pages/Button.dart';final route...

文件结构内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103787189user.dartimport 'package:flutter/material.dart';class UserPage extends StatelessWidget { const UserPage({Key key}) : sup...

文件结构：内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103787189tabs.dartimport 'package:flutter/material.dart';import 'tabs/home.dart';import 'tabs/category.dart';import 'tabs/user.da...

文件结构：routes.dartimport 'package:flutter/material.dart';import '../pages/tabs.dart';import '../pages/AppBarDemo.dart';import '../pages/TabBarController.dart';final routes = { '/': (contex...

文件结构：内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103787189main.dartimport 'package:flutter/material.dart';import 'routes/Routes.dart';void main() => runApp(new MyApp());clas...

文件结构：内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103861618login.dartimport 'package:flutter/material.dart';class LoginPage extends StatelessWidget { const LoginPage({Key key}) :...

文件结构：内容承接：https://blog.youkuaiyun.com/u013227399/article/details/103859886home.dartimport 'package:flutter/material.dart';class HomePage extends StatefulWidget { HomePage({Key key}) : super(key...

文件结构：内容承接https://blog.youkuaiyun.com/u013227399/article/details/103858613main.dartimport 'package:flutter/material.dart';import 'routes/Routes.dart';void main() => runApp(new MyApp());clas...

文件结构：内容承接https://blog.youkuaiyun.com/u013227399/article/details/103787189home.dartimport 'package:flutter/material.dart';import '../Search.dart';import '../From.dart';class HomePage extends S...

文件结构：main.dartimport 'package:flutter/material.dart';import 'pages/tabs.dart';void main() => runApp(new MyApp());class MyApp extends StatelessWidget { @override Widget build(BuildCo...

import 'dart:io';import 'package:flutter/material.dart';void main() => runApp(new MyApp());class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return...

import 'package:flutter/material.dart';void main() => runApp(new MyApp());class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( ...

import 'package:flutter/material.dart';void main() { runApp(MyApp());}class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( hom...

import 'dart:async';import 'dart:convert';import 'package:flutter/material.dart';import 'package:http/http.dart' as http;//发起网络请求Future<Post> fetchPost() async{ final response = await ...

import 'package:flutter/material.dart';class Product{ final String title; final String description; //描述 Product(this.title,this.description);}void main(){ runApp(MaterialApp( title:...

import 'package:flutter/material.dart';class Product{ final String title; final String description; //描述 Product(this.title,this.description);}void main(){ runApp(MaterialApp( title:...

import 'package:flutter/material.dart';void main(){ runApp(MaterialApp( title:'导航演示01', home:new FirstScreen() ));}class FirstScreen extends StatelessWidget{ @override Widget bui...

import 'package:flutter/material.dart';void main() => runApp(MyApp());class MyApp extends StatelessWidget{ @override Widget build(BuildContext context){ var card = new Card( chi...

1、StackWidget布局import 'package:flutter/material.dart';void main() => runApp(MyApp());class MyApp extends StatelessWidget{ @override Widget build(BuildContext context){ var stack = n...

import 'package:flutter/material.dart';void main() => runApp(new MyApp());class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( ...

///lib/main.dartimport 'package:flutter/material.dart';void main() => runApp(MyApp( //传递参数 items:new List<String>.generate(100, (i)=>"Item $i")));class MyApp extends StatelessW...

myapp/lib/main.dartimport 'package:flutter/material.dart';import 'package:english_words/english_words.dart';void main() => runApp(new MyApp());class MyApp extends StatelessWidget { @overr...