flutter 相关问题

Flutter是一款开源的移动应用SDK，可帮助开发人员和设计人员构建适用于iOS和Android的现代移动应用。

我正在尝试在flutter中进行本地化。你能帮我解决这个问题吗？如何在flutter中进行本地化？最终连接= Connectivity(); 延迟订阅我正在尝试在 flutter 中进行本地化。你能帮我解决这个问题吗？如何在flutter中进行本地化？ final connectivity = Connectivity(); late StreamSubscription<List<ConnectivityResult>> connRes; final FlutterLocalization localization = FlutterLocalization.instance; @override void initState() { WidgetsBinding.instance.addObserver(this); // ru_RU -> ru final String localeName = Platform.localeName.split("_").first; localization.init( mapLocales: [ const MapLocale('en', AppLocale.EN), const MapLocale('ru', AppLocale.RU), ], initLanguageCode: (localeName != "ru") ? "en" : "ru", ); localization.onTranslatedLanguage = (_) => setState(() {}); super.initState(); connRes = connectivity.onConnectivityChanged.listen((event) { if (event.first == ConnectivityResult.none){ showError(context, 'Internet crached'); } }); } @override void didChangeLocales(List<Locale>? locales) { if (locales == null){ return; } localization.translate((locales.first.languageCode != "ru") ? "en" : "ru" ); super.didChangeLocales(locales); } @override void dispose() { WidgetsBinding.instance.removeObserver(this); super.dispose(); connRes.cancel(); } 请按照以下步骤操作： 1- 将本地化添加到您的依赖项 dependencies: flutter: sdk: flutter flutter_localizations: sdk: flutter 2- 将以下代码添加到您的main.dart文件 Future<void> main() async{ WidgetsFlutterBinding.ensureInitialized(); MobileAds.instance.initialize(); runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({super.key}); @override Widget build(BuildContext context) { return GetMaterialApp( localizationsDelegates: const [ GlobalCupertinoLocalizations.delegate, GlobalMaterialLocalizations.delegate, GlobalWidgetsLocalizations.delegate, ], supportedLocales: const [ Locale("fa", "IR"), // OR Locale('ar', 'AE') OR Other RTL locales ], locale: const Locale("fa", "IR"), theme: ThemeData( useMaterial3: true, fontFamily: 'Vazir', bottomSheetTheme: const BottomSheetThemeData(surfaceTintColor: Colors.white12,), ), title: 'app title', debugShowCheckedModeBanner: false, home: const Directionality(textDirection: TextDirection.rtl, child: Home()), ); } }

flutter localization

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Flutter 块值问题

我对sign_in_controller内的值有问题，尽管由于sign_in_bloc，电子邮件和密码打印正确，但sign_in_controller内的值始终为空......

flutter dart firebase-authentication bloc

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Flutter改变材质3个按钮形状

我最近将flutter升级到了3.10版本，并设置了useMaterial3: true，默认为true。但我无法更改按钮的形状：导入'包：flutter/material.dart'; 无效主（）{

flutter material3

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flutter和android studio安装出现问题

我正在尝试安装最新的flutter和android studio，但是，我在android studio安装过程中遇到了问题。我已经安装了 git，还下载了 flutter 并提取了 flutt...