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lib/stores/setting_store.dart

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+import 'dart:ui';
+
+import 'package:flutter/cupertino.dart';
+
+class SettingStore extends ChangeNotifier {
+  late Locale _locale;
+
+  Locale get locale => _locale;
+
+  SettingStore() {
+    final systemLocale = PlatformDispatcher.instance.locale;
+    _locale = systemLocale;
+  }
+
+  /// 设置语言
+  void setLocale(Locale locale) {
+    _locale = locale;
+    notifyListeners();
+  }
+}