多语言

lib/pages/main_bottom/component/main_page_b_bottom_change.dart

@@ -7,6 +7,7 @@ import 'package:flutter/services.dart';
 import 'package:vbvs_app/common/util/CommonVariables.dart';
 import 'package:vbvs_app/component/NullDataComponentWidget.dart';
 import 'package:vbvs_app/component/tool/TopSlideNotification.dart';
+import 'package:vbvs_app/controller/mh_controller/mh_language_controller.dart';
 import 'package:vbvs_app/controller/user_info_controller.dart';
 import 'package:vbvs_app/model/WebSocketMessage.dart';
 import 'package:vbvs_app/pages/common/bezier_bottom_navigation_bar.dart';
@@ -17,14 +18,35 @@ import 'package:vbvs_app/pages/mh_page/new_mine_page.dart';
 import 'package:vbvs_app/pages/mh_page/test/WebviewTestModel.dart';
 import 'package:EasyDartModule/EasyDartModule.dart' as edm;
 
+// class MainPageBBottomChange extends StatefulWidget {
+//   // 全局 key，用于静态访问 _HomePageState
+//   static final GlobalKey<_HomePageState> globalKey =
+//       GlobalKey<_HomePageState>();
+
+//   MainPageBBottomChange({Key? key}) : super(key: globalKey);
+
+//   // 静态方法：外部调用，跳转 tab
+//   static void jumpTo(int index) {
+//     final state = globalKey.currentState;
+//     if (state != null) {
+//       state.switchTab(index);
+//     }
+//   }
+
+//   static int? getCurrentIndex() {
+//     final state = globalKey.currentState;
+//     return state?.selectedIndex;
+//   }
+
+//   @override
+//   _HomePageState createState() => _HomePageState();
+// }
 class MainPageBBottomChange extends StatefulWidget {
-  // 全局 key，用于静态访问 _HomePageState
-  static final GlobalKey<_HomePageState> globalKey =
-      GlobalKey<_HomePageState>();
+  final GlobalKey<_HomePageState>? externalKey;
 
-  MainPageBBottomChange({Key? key}) : super(key: globalKey);
+  MainPageBBottomChange({Key? key, this.externalKey})
+      : super(key: key ?? externalKey);
 
-  // 静态方法：外部调用，跳转 tab
   static void jumpTo(int index) {
     final state = globalKey.currentState;
     if (state != null) {
@@ -37,6 +59,9 @@ class MainPageBBottomChange extends StatefulWidget {
     return state?.selectedIndex;
   }
 
+  static final GlobalKey<_HomePageState> globalKey =
+      GlobalKey<_HomePageState>();
+
   @override
   _HomePageState createState() => _HomePageState();
 }
@@ -47,8 +72,8 @@ class _HomePageState extends State<MainPageBBottomChange>
   late AnimationController _controller;
   late Animation<double> _positionAnimation;
   double currentPosition = 0.0;
-
-  final List<String> titles = ['首页', '报告', '控制', '我的'];
+  MHLanguageController languageController = Get.find();
+  List<String> get titles => ['首页', '报告', '控制', '我的'];
   final List<String> path = [
     "assets/images/bar_home.svg",
     "assets/images/bar_heart.svg",
@@ -113,11 +138,15 @@ class _HomePageState extends State<MainPageBBottomChange>
   DateTime? _lastBackPressedTime; // 记录上一次返回的时间
   @override
   Widget build(BuildContext context) {
-    return PopScope(
+  
+    return Obx(() {
+      final currentLanguage =
+          languageController.selectLanguage.value; // 监听此变量变化
+      return PopScope(
         canPop: false,
         onPopInvokedWithResult: (disposition, result) async {
           if (Platform.isAndroid) {
-            var flag = await _handleBackPressed(context); // 自定义返回逻辑
+            var flag = await _handleBackPressed(context);
             if (flag) {
               SystemNavigator.pop();
             }
@@ -134,9 +163,13 @@ class _HomePageState extends State<MainPageBBottomChange>
             animatedPosition: _positionAnimation.value,
             onTap: _onTabTapped,
             path: path,
-            titles: titles,
+            titles: titles
+                .map((title) => title.tr) // 这里依赖 .tr 会自动根据 Get.locale 变化刷新
+                .toList(),
           ),
-        ));
+        ),
+      );
+    });
   }
 
   void switchTab(int index) {
@@ -226,7 +259,7 @@ class _HomePageState extends State<MainPageBBottomChange>
               //如果当前没有连接该设备,则返回
               return;
             }
-            if (webviewTestController.selectDevice['blueToothStatus']!=2) {
+            if (webviewTestController.selectDevice['blueToothStatus'] != 2) {
               return;
             }
             edm.EasyDartModule.websocket.sendData(jsonEncode(WebSocketMessage(