二次开发源码提交
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import 'dart:convert';
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import 'dart:io';
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import 'dart:ui';
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import 'package:cloudreve4_flutter/core/utils/app_logger.dart';
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import 'package:cloudreve4_flutter/presentation/widgets/desktop_title_bar.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_single_instance/flutter_single_instance.dart';
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import 'package:provider/provider.dart';
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import 'package:media_kit/media_kit.dart';
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import 'package:oktoast/oktoast.dart';
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import 'package:window_manager/window_manager.dart';
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import 'config/app_config.dart';
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import 'presentation/providers/auth_provider.dart';
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import 'presentation/providers/file_manager_provider.dart';
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import 'presentation/providers/navigation_provider.dart';
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import 'presentation/providers/upload_manager_provider.dart';
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import 'presentation/providers/download_manager_provider.dart';
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import 'presentation/providers/user_setting_provider.dart';
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import 'presentation/providers/admin_provider.dart';
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import 'presentation/providers/theme_provider.dart';
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import 'services/upload_service.dart';
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import 'services/api_service.dart';
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import 'services/server_service.dart';
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import 'services/cache_manager_service.dart';
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import 'services/avatar_cache_service.dart';
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import 'core/utils/video_fullscreen.dart';
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import 'services/desktop_service.dart';
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import 'router/app_router.dart';
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import 'presentation/widgets/toast_helper.dart';
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final RouteObserver<PageRoute> routeObserver = RouteObserver<PageRoute>();
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void main() async {
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WidgetsFlutterBinding.ensureInitialized();
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// 捕获 flutter_cache_manager 在 Windows 上删除缓存文件时的文件占用异常
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// 该异常是后台异步抛出的，无法通过 try-catch 拦截，需绑定错误处理器静默忽略
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FlutterError.onError = (details) {
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final msg = details.exceptionAsString();
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if (msg.contains('PathAccessException') || msg.contains('errno = 32')) {
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return; // Windows 文件占用，忽略
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}
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FlutterError.presentError(details);
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};
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PlatformDispatcher.instance.onError = (error, stack) {
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if (error is PathAccessException) {
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return true; // 已处理，不传播
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}
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return false;
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};
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// 初始化日志
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await AppLogger.init();
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AppLogger.i("应用启动，日志系统就绪");
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// 桌面端初始化窗口管理和系统托盘
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if (Platform.isWindows || Platform.isLinux) {
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// 实例化 FlutterSingleInstance 获取单实例句柄
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final singleInstance = FlutterSingleInstance();
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final addr = FlutterSingleInstance.address as InternetAddress;
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// 检查是否是第一个实例
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final bool isFirstInstance = await singleInstance.isFirstInstance();
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if (!isFirstInstance) {
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AppLogger.i("程序已经在运行, 尝试唤醒...");
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// 如果已经有实例在运行，通过focus回调发送消息给"第一个已启动的实例"
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// 第一个实例的 listen 会收到一个字符串
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await singleInstance.focus({"action": "bring_to_front_showWindow"});
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// 退出当前新启动的进程
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exit(0);
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}
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final String processName = await singleInstance.getProcessName(pid) ?? "Unknown";
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final File? pidFile = await singleInstance.getPidFile(processName);
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int port = FlutterSingleInstance.port;
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if (await pidFile!.exists()) {
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try {
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final content = await pidFile.readAsString();
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final Map<String, dynamic> data = jsonDecode(content);
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port = data['port'] ?? 0;
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} catch (e) {
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AppLogger.e("Get FlutterSingleInstance port has error: ${e.toString()}");
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}
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}
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AppLogger.i("processName: $processName \npid: $pid \npidFile: ${pidFile.path.toString()} \nSingleInstance RPC address:port: ${addr.address}:$port");
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FlutterSingleInstance.onFocus = (metadata) async {
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AppLogger.i("收到唤醒信号: $metadata");
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await DesktopService.instance.showWindow();
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};
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await DesktopService.instance.initialize();
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}
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// 初始化MediaKit
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MediaKit.ensureInitialized();
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// 初始化服务器服务
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await ServerService.instance.init();
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// 初始化API服务
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await ApiService.instance.init();
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// 初始化缓存管理器
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await CacheManagerService.instance.initialize();
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// 初始化头像缓存服务
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await AvatarCacheService.instance.init();
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// 设置横竖屏方向（仅移动端）
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if (Platform.isAndroid || Platform.isIOS) {
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await SystemChrome.setPreferredOrientations([
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DeviceOrientation.portraitUp,
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DeviceOrientation.portraitDown,
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]);
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}
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// 设置状态栏样式
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SystemChrome.setSystemUIOverlayStyle(
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const SystemUiOverlayStyle(
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statusBarColor: Colors.transparent,
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statusBarIconBrightness: Brightness.dark,
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systemNavigationBarColor: Colors.transparent,
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),
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);
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runApp(const CloudreveApp());
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}
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class CloudreveApp extends StatelessWidget {
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const CloudreveApp({super.key});
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@override
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Widget build(BuildContext context) {
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return
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MultiProvider(
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providers: [
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ChangeNotifierProvider(create: (_) => ThemeProvider()..init()),
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ChangeNotifierProvider(create: (_) => AuthProvider()..init()),
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ChangeNotifierProvider(create: (_) => FileManagerProvider()),
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ChangeNotifierProvider(create: (_) => NavigationProvider()),
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ChangeNotifierProvider(create: (_) => UploadService()),
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ChangeNotifierProvider(create: (_) => UploadManagerProvider()..initialize()),
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ChangeNotifierProvider(create: (_) => DownloadManagerProvider()..initialize()),
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ChangeNotifierProvider(create: (_) => UserSettingProvider()),
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ChangeNotifierProvider(create: (_) => AdminProvider()),
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],
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child: const AppView(),
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);
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}
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}
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class AppView extends StatelessWidget {
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const AppView({super.key});
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@override
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Widget build(BuildContext context) {
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final themeProvider = context.watch<ThemeProvider>();
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final flutterThemeMode = switch (themeProvider.themeMode) {
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AppThemeMode.light => ThemeMode.light,
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AppThemeMode.dark => ThemeMode.dark,
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AppThemeMode.system => ThemeMode.system,
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};
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return OKToast(
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child: MaterialApp(
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title: AppConfig.appName,
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debugShowCheckedModeBanner: false,
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theme: themeProvider.buildLightTheme(),
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darkTheme: themeProvider.buildDarkTheme(),
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themeMode: flutterThemeMode,
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onGenerateRoute: AppRouter.generateRoute,
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initialRoute: RouteNames.splash,
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navigatorObservers: [routeObserver],
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builder: (context, child) {
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if (child == null) return const SizedBox.shrink();
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Widget currentWidget = child;
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if (Platform.isWindows || Platform.isLinux) {
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currentWidget = Material(
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color: themeProvider.isDark ? Colors.black.withValues(alpha: 0.92) : Colors.white.withValues(alpha: 0.92),
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child: ValueListenableBuilder<bool>(
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valueListenable: videoFullscreenNotifier,
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builder: (context, isVideoFullscreen, child) {
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if (isVideoFullscreen) {
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return child!;
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}
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return Column(
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children: [
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const SizedBox(
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height: 32,
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child: DragToMoveArea(
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child: DesktopTitleBar(),
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),
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),
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Expanded(
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child: child!,
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),
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],
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);
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},
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child: currentWidget,
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),
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);
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// 添加全局错误处理
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currentWidget = FilterQualityWidget(child: currentWidget);
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}
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// 添加全局错误处理
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return ErrorHandler(child: currentWidget);
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},
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),
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);
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}
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}
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// 定义一个简单的包装类，确保子组件在绘制时使用高画质滤镜走抗锯齿逻辑
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// ImageFiltered 会强制渲染引擎进行重绘计算，解决 Windows 上部分 UI 边缘生硬的问题
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class FilterQualityWidget extends StatelessWidget {
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final Widget child;
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const FilterQualityWidget({super.key, required this.child});
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@override
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Widget build(BuildContext context) {
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return ImageFiltered(
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// 在 Windows 上，此滤镜能强制 Skia 引擎重新计算像素边缘
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imageFilter: ColorFilter.mode(Colors.transparent, BlendMode.multiply),
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child: child,
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);
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}
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}
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/// 全局错误处理器
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class ErrorHandler extends StatelessWidget {
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final Widget child;
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const ErrorHandler({super.key, required this.child});
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@override
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Widget build(BuildContext context) {
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return Consumer<AuthProvider>(
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builder: (context, authProvider, child) {
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// 检查是否有待处理的登录过期错误
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if (authProvider.hasRefreshTokenExpired) {
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WidgetsBinding.instance.addPostFrameCallback((_) async {
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final navigator = Navigator.of(context);
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ToastHelper.failure('登录已过期，请重新登录');
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navigator.pushNamedAndRemoveUntil(
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RouteNames.login,
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(route) => false,
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);
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authProvider.clearRefreshTokenExpired();
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});
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}
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return child!;
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},
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child: child,
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);
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}
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}
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