flutter 起步

flutterstart

环境安装

这里以开发 Android 为例

安装 flutter SDK

• 下载 flutter SDK ==> 官网 百度网盘
  • 下载后解压到自己需要安装的路径下{注意：flutter 的安装路径不能包含空格符}
• 配置系统 path

安装 Android Studio

下载 Android Studio ==> 百度网盘

首次运行，安装以下组件

• Android SDK Platform, API 34.0.5
• Android SDK Command-line Tools
• Android SDK Build-Tools
• Android SDK Platform-Tools
• Android Emulator

插件安装

• Dart

下载编辑器

下载 VSCode ==> 官网

插件安装

• 搜索 flutter ==> 安装 Flutter

flutter 检查环境

• 打开 cmd 命令行
• 输入 flutter doctor 或 flutter doctor -v

INFO

Network resources

• X A network error occurred while checking "https://maven.google.com/": 信号灯超时时间已到
• X An HTTP error occurred while checking "https://github.com/": Connection closed before full header was received

• 修改 flutter 配置文件 ~/packages/flutter_tools/lib/src/http_host_validator.dart: ~ 为 flutter 安装根目录

const String kMaven = 'https://maven.google.com/'; 
const String kMaven = 'http://maven.aliyun.com/nexus/content/groups/public/'; 

缺少命令行工具 打开 Android Studio

• 点击 Settings
• -> {SDK Manager | Languages & Frameworks}
• -> Android SDK
• -> SDK Tools
• -> Android SDK Command-line Tools
• -> Apply