flutter

约 206 字小于 1 分钟

2025-10-16

上手

安装flutter

vscode安装flutter

flutter --version

创建项目

flutter create my_first_app

项目结构

my_flutter_app/
├── lib/                    # Dart主代码 - 95%代码在这里，四端共享
│   ├── main.dart
│   ├── pages/
│   ├── widgets/
│   └── services/
├── android/               # Android特定配置 - 很小
│   └── app/src/main/
├── ios/                   # iOS特定配置 - 很小
│   └── Runner/
├── windows/              # Windows特定配置 - 很小
│   └── runner/
├── macos/                # macOS特定配置 - 很小
│   └── Runner/
└── pubspec.yaml          # 依赖管理

国内镜像

echo 'export FLUTTER_STORAGE_BASE_URL="https://mirrors.tuna.tsinghua.edu.cn/flutter"' >> ~/.zshrc
echo 'export PUB_HOSTED_URL="https://mirrors.tuna.tsinghua.edu.cn/dart-pub"' >> ~/.zshrc

运行

# 诊断
flutter doctor

# 下载依赖
flutter clean
flutter pub get 
flutter pub run build_runner build # 编译


# 安卓
flutter doctor --android-licenses
# 构建 APK（适用于所有安卓设备）
flutter build apk
flutter build apk --split-per-abi --target-platform android-arm64
# 构建 App Bundle（发布到 Google Play 商店）
flutter build appbundle

flutter emulators
flutter emulators --launch Pixel_7
flutter run -d android

# window
flutter run -d windows

# Web
flutter build web
flutter run -d chrome
flutter run