feat(悬浮窗): 添加点击悬浮窗返回翻译页面功能

实现悬浮窗语言区域点击返回翻译页面功能，并记录上次翻译模式
- 在Android平台下记录当前翻译模式
- 点击悬浮窗语言区域时返回翻译页面并恢复上次模式
- 添加模式存储和读取功能

lib/core/services/floating_window_manager.dart

@@ -2,8 +2,11 @@ import 'dart:async';
 import 'package:flutter/services.dart';
 import 'package:floating_ui_plugin/native_plugin.dart';
 import 'package:get/get.dart';
+import 'package:get_storage/get_storage.dart';
 import '../utils/logger.dart';
 import '../utils/overlay_permission_util.dart';
+import '../../routes/app_routes.dart';
+import '../../modules/translation/controllers/translation_controller.dart';
 
 /// 悬浮窗状态
 enum FloatingWindowState {
@@ -48,6 +51,9 @@ class FloatingWindowManager extends GetxController {
   static MethodChannel get _channel => TranslationFloatingWindowApi.channel;
 
   final TranslationFloatingWindowApi _api = TranslationFloatingWindowApi();
+  static const String _lastTranslationModeKey =
+      'floating_window_last_translation_mode';
+  final GetStorage _storage = GetStorage();
 
   final _isEnabled = false.obs;
   final _currentState = FloatingWindowState.hidden.obs;
@@ -79,7 +85,7 @@ class FloatingWindowManager extends GetxController {
           break;
         case 'onFloatingWindowClicked':
           // 悬浮窗被点击，可以执行相应操作（如返回主应用）
-          _handleFloatingWindowClick();
+          await _handleFloatingWindowClick();
           break;
       }
     });
@@ -194,9 +200,33 @@ class FloatingWindowManager extends GetxController {
   }
 
   /// 处理悬浮窗点击事件
-  void _handleFloatingWindowClick() {
-    // 这里可以实现点击悬浮窗后的操作，比如返回主应用
-    Logger.info('悬浮窗被点击');
-    // 可以发送事件给其他组件处理
+  Future<void> _handleFloatingWindowClick() async {
+    final String mode = getLastTranslationMode();
+    Logger.info('悬浮窗语言区域被点击，返回翻译页面: $mode');
+
+    if (Get.isRegistered<TranslationController>()) {
+      final controller = Get.find<TranslationController>();
+      if (controller.currentMode.value != mode) {
+        await controller.changeTranslationMode(mode);
+      }
+    }
+
+    if (Get.currentRoute != Routes.translation) {
+      Get.toNamed(Routes.translation, arguments: {'translationId': mode});
+    }
+  }
+
+  void setLastTranslationMode(String mode) {
+    _storage.write(_lastTranslationModeKey, _normalizeTranslationMode(mode));
+  }
+
+  String getLastTranslationMode() {
+    final String? mode = _storage.read<String>(_lastTranslationModeKey);
+    return _normalizeTranslationMode(mode);
+  }
+
+  String _normalizeTranslationMode(String? mode) {
+    if (mode == 'audioVideo' || mode == 'call') return mode!;
+    return 'call';
   }
 }

lib/modules/translation/controllers/translation_controller.dart

@@ -315,6 +315,12 @@ class TranslationController extends GetxController with WidgetsBindingObserver {
     loadTranslationHistory();
     //stopAll();
 
+    if (Platform.isAndroid && (mode == 'call' || mode == 'audioVideo')) {
+      try {
+        _floatingWindowManager.setLastTranslationMode(mode);
+      } catch (_) {}
+    }
+
     // 检查悬浮窗支持情况
     if (isFloatingWindowEnabled.value && !_isFloatingWindowSupportedMode()) {
       // 当前模式不支持悬浮窗，自动禁用

local_plugins/native_plugin/android/src/main/kotlin/com/example/native_plugin/FloatingWindowService.kt

@@ -459,6 +459,11 @@ class FloatingWindowService : Service() {
       stopSelf()
       notifyClosed()
     }
+
+    languageInfoView?.setOnClickListener {
+      bringAppToFront()
+      notifyClicked()
+    }
   }
 
   private fun setupDragListener() {
@@ -492,6 +497,9 @@ class FloatingWindowService : Service() {
             if (!isMinimized && isTouchingView(resizeHandleView, event.rawX, event.rawY)) {
               return false
             }
+            if (!isMinimized && isTouchingView(languageInfoView, event.rawX, event.rawY)) {
+              return false
+            }
 
             dragging = false
             scaling = false
@@ -684,6 +692,19 @@ class FloatingWindowService : Service() {
     channel.invokeMethod("onFloatingWindowClicked", null)
   }
 
+  private fun bringAppToFront() {
+    try {
+      val launchIntent = packageManager.getLaunchIntentForPackage(packageName) ?: return
+      launchIntent.addFlags(
+        Intent.FLAG_ACTIVITY_NEW_TASK or
+          Intent.FLAG_ACTIVITY_SINGLE_TOP or
+          Intent.FLAG_ACTIVITY_CLEAR_TOP
+      )
+      startActivity(launchIntent)
+    } catch (_: Exception) {
+    }
+  }
+
   private fun dp(value: Int): Int {
     return (value * resources.displayMetrics.density).toInt()
   }