init

lib/global.dart

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+import 'dart:io';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import './utils/utils.dart';
+
+class Global {
+  static String appName = "Flutter Demo";
+
+  // 是否 release
+  static bool get isRelease => const bool.fromEnvironment("dart.vm.product");
+
+  // 全局路由观察者
+  static RouteObserver<Route> routeObserver = RouteObserver();
+
+  static Future init() async {
+    // 运行初始
+    WidgetsFlutterBinding.ensureInitialized();
+
+    // 本地存储初始化
+    await StorageUtil().init();
+
+    // android 状态栏为透明的沉浸
+    if (Platform.isAndroid) {
+      SystemUiOverlayStyle systemUiOverlayStyle = const SystemUiOverlayStyle(
+        statusBarColor: Colors.transparent,
+      );
+      SystemChrome.setSystemUIOverlayStyle(systemUiOverlayStyle);
+    }
+  }
+}

lib/initial_binding.dart

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+import 'package:get/get.dart';
+
+class InitialBinding implements Bindings {
+  @override
+  void dependencies() {}
+}

lib/main.dart

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+import 'package:get/get.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_easyloading/flutter_easyloading.dart';
+import 'package:flutter_jdt_store/router/app_pages.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:statusbarz/statusbarz.dart';
+
+import 'global.dart';
+import 'utils/utils.dart';
+import 'initial_binding.dart';
+
+Future<void> main() async {
+  debugPrint('应用初始化中...');
+  await Global.init();
+  debugPrint('应用初始化完成...');
+  // 强制竖屏
+  StatusBarKit.setPortrait().then((_) {
+    runApp(const StatusbarzCapturer(
+      child: MainApp(),
+    ));
+  });
+}
+
+class MainApp extends StatelessWidget {
+  const MainApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return ScreenUtilInit(
+      designSize: const Size(390, 844), // iPhone 13尺寸
+      builder: ([BuildContext? _, __]) {
+        return GetMaterialApp(
+          debugShowCheckedModeBanner: false,
+          // 日志
+          enableLog: true,
+          logWriterCallback: Logger.write,
+          defaultTransition: Transition.cupertino,
+          // 路由
+          getPages: AppPages.routes,
+          navigatorObservers: [
+            Global.routeObserver,
+            Statusbarz.instance.observer
+          ],
+          // 启动页面
+          initialRoute: AppPages.initial,
+          initialBinding: InitialBinding(),
+          builder: (context, widget) {
+            return MediaQuery(
+              ///设置文字大小不随系统设置改变
+              data: MediaQuery.of(context)
+                  .copyWith(textScaler: const TextScaler.linear(1.0)),
+              child: FlutterEasyLoading(child: widget),
+            );
+          },
+        );
+      },
+    );
+  }
+}

lib/pages/splash/index.dart

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+library splash;
+
+export './splash_binding.dart';
+export './splash_logic.dart';
+export './splash_state.dart';
+export './splash_view.dart';

lib/pages/splash/splash_binding.dart

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+import 'package:get/get.dart';
+
+import 'splash_logic.dart';
+
+class SplashBinding extends Bindings {
+  @override
+  void dependencies() {
+    Get.lazyPut(() => SplashLogic());
+  }
+}

lib/pages/splash/splash_logic.dart

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+import 'package:get/get.dart';
+import 'package:tdesign_flutter/tdesign_flutter.dart';
+
+import 'splash_state.dart';
+
+class SplashLogic extends GetxController {
+  final SplashState state = SplashState();
+
+  @override
+  void onReady() {
+    // TODO: implement onReady
+    super.onReady();
+  }
+
+  @override
+  void onClose() {
+    // TODO: implement onClose
+    super.onClose();
+  }
+
+  void showText(context) {
+    TDToast.showText('轻提示文字内容', context: context);
+  }
+}

lib/pages/splash/splash_state.dart

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+
+class SplashState {
+  SplashState() {
+    ///Initialize variables
+  }
+}

lib/pages/splash/splash_view.dart

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+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:tdesign_flutter/tdesign_flutter.dart';
+import 'splash_logic.dart';
+
+class SplashPage extends StatefulWidget {
+  const SplashPage({Key? key}) : super(key: key);
+
+  @override
+  State<SplashPage> createState() => _SplashPageState();
+}
+
+class _SplashPageState extends State<SplashPage> {
+  final logic = Get.find<SplashLogic>();
+  final state = Get.find<SplashLogic>().state;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            const Text("Splash"),
+            TDButton(
+              theme: TDButtonTheme.primary,
+              text: "立即登录",
+              onTap: () {
+                logic.showText(context);
+              },
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  @override
+  void dispose() {
+    Get.delete<SplashLogic>();
+    super.dispose();
+  }
+}

lib/router/app_pages.dart

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+import 'package:get/get.dart';
+import '../pages/splash/index.dart';
+
+class AppPages {
+  static const String initial = '/';
+  static const String login = '/login';
+  static const String home = '/home';
+
+  static final List<GetPage> routes = [
+    GetPage(
+        name: AppPages.initial,
+        page: () => const SplashPage(),
+        binding: SplashBinding()),
+    // GetPage(name: AppPages.login, page: () => LoginPage()),
+    // GetPage(name: AppPages.home, page: () => HomePage()),
+  ];
+}

lib/utils/logger.dart

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+import 'package:flutter/material.dart';
+
+class Logger {
+  // Sample of abstract logging function
+  static void write(String text, {bool isError = false}) {
+    Future.microtask(() => debugPrint('** $text. isError: [$isError]'));
+  }
+}

lib/utils/status_bar.dart

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+import 'dart:io';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+
+// 状态栏设置工具类
+class StatusBarKit {
+  // 设置沉浸式状态栏
+  static void setStatusBarDark({bool dark = false, Color? darkColor}) {
+    if (Platform.isAndroid) {
+      SystemChrome.setSystemUIOverlayStyle(
+        SystemUiOverlayStyle(
+          statusBarColor: dark ? darkColor : Colors.transparent,
+          systemNavigationBarIconBrightness:
+              dark ? Brightness.light : Brightness.dark,
+          statusBarIconBrightness: dark ? Brightness.light : Brightness.dark,
+          statusBarBrightness: dark ? Brightness.light : Brightness.dark,
+        ),
+      );
+    }
+  }
+
+  // 设置竖屏
+  static Future setPortrait() {
+    return SystemChrome.setPreferredOrientations([
+      DeviceOrientation.portraitDown,
+      DeviceOrientation.portraitUp,
+    ]);
+  }
+}

lib/utils/storage.dart

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+import 'dart:convert';
+import 'package:shared_preferences/shared_preferences.dart';
+
+// 本地存储
+class StorageUtil {
+  static final StorageUtil _singleton = StorageUtil._internal();
+  late SharedPreferences _prefs;
+
+  factory StorageUtil() => _singleton;
+
+  StorageUtil._internal();
+
+  Future init() async {
+    _prefs = await SharedPreferences.getInstance();
+  }
+
+  Future<bool> putJSON(String key, dynamic jsonVal) {
+    String jsonString = jsonEncode(jsonVal);
+    return _prefs.setString(key, jsonString);
+  }
+
+  dynamic getJSON(String key) {
+    String? jsonString = _prefs.getString(key);
+    return jsonString == null ? null : jsonDecode(jsonString);
+  }
+
+  String getString(String key, {String defValue = ''}) {
+    if (!_prefs.containsKey(key)) return defValue;
+    return _prefs.getString(key) ?? defValue;
+  }
+
+  Future<bool>? putString(String key, String value) {
+    return _prefs.setString(key, value);
+  }
+
+  bool getBool(String key, {bool defValue = false}) {
+    if (!_prefs.containsKey(key)) return defValue;
+    return _prefs.getBool(key) ?? defValue;
+  }
+
+  Future<bool>? putBool(String key, bool value) {
+    return _prefs.setBool(key, value);
+  }
+
+  int getInt(String key, {int defValue = 0}) {
+    if (!_prefs.containsKey(key)) return defValue;
+    return _prefs.getInt(key) ?? defValue;
+  }
+
+  Future<bool>? putInt(String key, int value) {
+    return _prefs.setInt(key, value);
+  }
+
+  bool? haveKey(String key) {
+    return getKeys().contains(key);
+  }
+
+  Set<String> getKeys() {
+    return _prefs.getKeys();
+  }
+
+  Future<bool>? remove(String key) {
+    return _prefs.remove(key);
+  }
+
+  Future<bool>? clear() {
+    return _prefs.clear();
+  }
+}

lib/utils/utils.dart

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+library utils;
+
+export 'logger.dart';
+export 'status_bar.dart';
+export 'storage.dart';