语言选择

.idea/deploymentTargetSelector.xml

@@ -4,10 +4,10 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2026-06-06T06:02:40.456417500Z">
+        <DropdownSelection timestamp="2026-06-06T06:46:42.891310900Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="LocalEmulator" identifier="path=C:\Users\Admin\.android\avd\Pixel_9a.avd" />
+              <DeviceId pluginId="PhysicalDevice" identifier="serial=D122222104A9" />
             </handle>
           </Target>
         </DropdownSelection>

app/build.gradle

@@ -174,7 +174,7 @@ dependencies {
     implementation 'com.github.ns3chz:Picker:1.0.2'
     implementation 'com.github.zzy0516alex:FileSelectorRelease:v6.2'
     implementation 'com.github.chrisbanes:PhotoView:2.3.0'
-    implementation 'androidx.appcompat:appcompat:1.3.1'//（最低版本）
+    implementation 'androidx.appcompat:appcompat:1.6.1'//（最低版本）
 //    implementation 'com.umeng.umsdk:share-wx:7.1.5' //微信完整版
 //    implementation 'com.tencent.mm.opensdk:wechat-sdk-android-without-mta:6.7.0'//微信官方依赖库，必选
     //商品评价星星

app/src/main/AndroidManifest.xml

@@ -71,7 +71,9 @@
         android:theme="@style/custom_app_theme"
         android:supportsRtl="true"
         android:hardwareAccelerated="true"
-        android:networkSecurityConfig="@xml/network_security_config">
+        android:networkSecurityConfig="@xml/network_security_config"
+        android:localeConfig="@xml/locale_config"
+        tools:replace="android:localeConfig">
         <!-- 高德地图 -->
         <meta-data android:name="com.amap.api.v2.apikey" android:value="a91364c6bbc2f5c773a949926fae7fb6">
         </meta-data>

app/src/main/java/com/ckkj/water/ConstantUtil.java

@@ -50,5 +50,7 @@ public class ConstantUtil {
     /***************设备相关*******************/
     //设备解绑成功广播
     public static final String DEVICE_UNBIND_SUCCESS = "device_unbind_success";
+    //应用语言设置
+    public static final String KEY_APP_LANGUAGE = "key_app_language";
 
 }

app/src/main/java/com/ckkj/water/MyApplication.java

@@ -16,6 +16,7 @@ import com.google.gson.Gson;
 import com.ckkj.water.login.entity.LoginEntity;
 import com.ckkj.water.network.NetWorkManager;
 import com.ckkj.water.utils.dataUtil.SharePreUtil;
+import com.ckkj.water.utils.manager.LanguageManager;
 import com.ckkj.water.utils.manager.WaterUserInfoManager;
 
 import java.util.List;
@@ -67,6 +68,9 @@ public class MyApplication extends Application {
         instance = this;
         context = getApplicationContext();
 
+        // 恢复应用语言设置
+        applyStoredLocale();
+
         boolean isUserAgreed = SharePreUtil.getBoolean(ConstantUtil.SHARE_PRE_NAME,context,ConstantUtil.PRIVACY_POLICY_AGREED);
         if(isUserAgreed){
             initializeUmengSDK();
@@ -178,4 +182,12 @@ public class MyApplication extends Application {
     public static Context getContext() {
         return context;
     }
+
+    /**
+     * 应用启动时恢复保存的语言设置
+     * 使用 AppCompatDelegate.setApplicationLocales() API
+     */
+    private void applyStoredLocale() {
+        LanguageManager.applyStoredLocale();
+    }
 }

app/src/main/java/com/ckkj/water/login/LoginActivity.java

@@ -22,6 +22,7 @@ import android.widget.TextView;
 import androidx.annotation.NonNull;
 import androidx.core.content.ContextCompat;
 
+import com.ckkj.water.utils.manager.LanguageManager;
 import com.google.gson.Gson;
 import com.gyf.immersionbar.ImmersionBar;
 import com.ckkj.water.AppConfig;
@@ -206,15 +207,19 @@ public class LoginActivity extends BaseActivity<LoginLayoutBinding, LoginPresent
                 break;
 
             case R.id.tv_language:
-                new XPopup.Builder(mContext).asBottomList(
+                new XPopup.Builder(mContext)
-                        "选择语言",
+                        .isDestroyOnDismiss(true)
-                        new String[]{"中文", "English"},
+                        .dismissOnBackPressed(true)
-                        new int[]{R.mipmap.icon_langage_chinese, R.mipmap.icon_langage_eng},
+                        .dismissOnTouchOutside(true)
-                        0,
+                        .asBottomList(
+                                getString(R.string.change_language),
+                                LanguageManager.getLanguageDisplayNames(mContext),
+                                LanguageManager.getLanguageIcons(),
+                                LanguageManager.getCurrentLanguageIndex(),
                                 new OnSelectListener() {
                                     @Override
                                     public void onSelect(int position, String text) {
-                                ToastUtil.showShort(mContext,text);
+                                        LanguageManager.switchLanguageByIndex(position, LoginActivity.this);
                                     }
                                 },
                                 R.layout.select_language_layout,

app/src/main/java/com/ckkj/water/mine/MineCenterFragment.java

@@ -2,6 +2,7 @@ package com.ckkj.water.mine;
 
 import static android.view.View.INVISIBLE;
 
+import android.app.Activity;
 import android.os.Bundle;
 import android.text.TextUtils;
 import android.view.View;
@@ -22,6 +23,7 @@ import com.ckkj.water.mine.mvp.MinePresenter;
 import com.ckkj.water.network.BaseBean;
 import com.ckkj.water.utils.dataUtil.SharePreUtil;
 import com.ckkj.water.utils.manager.ActivityManager;
+import com.ckkj.water.utils.manager.LanguageManager;
 import com.ckkj.water.utils.manager.ThemeManager;
 import com.ckkj.water.utils.manager.WaterUserInfoManager;
 import com.ckkj.water.utils.show.ToastUtil;
@@ -92,14 +94,14 @@ public class MineCenterFragment extends BaseFragment<MineFragmentLayoutBinding,
                         .dismissOnBackPressed(true)
                         .dismissOnTouchOutside(true)
                         .asBottomList(
-                        "选择语言",
+                        getString(R.string.change_language),
-                        new String[]{"中文", "English"},
+                        LanguageManager.getLanguageDisplayNames(mContext),
-                        new int[]{R.mipmap.icon_langage_chinese, R.mipmap.icon_langage_eng},
+                        LanguageManager.getLanguageIcons(),
-                        0,
+                        LanguageManager.getCurrentLanguageIndex(),
                         new OnSelectListener() {
                             @Override
                             public void onSelect(int position, String text) {
-                                ToastUtil.showShort(mContext,text);
+                                LanguageManager.switchLanguageByIndex(position, getActivity());
                             }
                         },
                         R.layout.select_language_layout,

app/src/main/java/com/ckkj/water/utils/manager/LanguageManager.java

@@ -0,0 +1,187 @@
+package com.ckkj.water.utils.manager;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.Intent;
+
+import androidx.appcompat.app.AppCompatDelegate;
+import androidx.core.os.LocaleListCompat;
+
+import com.ckkj.water.AppConfig;
+import com.ckkj.water.ConstantUtil;
+import com.ckkj.water.MyApplication;
+import com.ckkj.water.R;
+import com.ckkj.water.login.LoginActivity;
+import com.ckkj.water.main.activity.MainActivity;
+import com.ckkj.water.utils.dataUtil.SharePreUtil;
+import com.ckkj.water.utils.show.ToastUtil;
+
+/**
+ * 语言切换管理工具类
+ * 使用 AppCompatDelegate.setApplicationLocales() API 实现中英切换
+ */
+public class LanguageManager {
+
+    private static final String TAG = "LanguageManager";
+
+    /**
+     * 语言类型枚举
+     */
+    public enum LanguageType {
+        CHINESE(0, "zh", "中文"),
+        ENGLISH(1, "en", "English");
+
+        public final int index;
+        public final String languageTag;
+        public final String displayName;
+
+        LanguageType(int index, String languageTag, String displayName) {
+            this.index = index;
+            this.languageTag = languageTag;
+            this.displayName = displayName;
+        }
+
+        public static LanguageType fromIndex(int index) {
+            for (LanguageType type : values()) {
+                if (type.index == index) {
+                    return type;
+                }
+            }
+            return CHINESE;
+        }
+
+        public static LanguageType fromLanguageTag(String languageTag) {
+            if ("en".equals(languageTag)) {
+                return ENGLISH;
+            }
+            return CHINESE;
+        }
+    }
+
+    /**
+     * 获取当前语言类型
+     */
+    public static LanguageType getCurrentLanguageType() {
+        LocaleListCompat locales = AppCompatDelegate.getApplicationLocales();
+        if (locales.isEmpty()) {
+            return LanguageType.CHINESE;
+        }
+        String language = locales.get(0).getLanguage();
+        return LanguageType.fromLanguageTag(language);
+    }
+
+    /**
+     * 获取当前语言索引 (0: 中文, 1: 英文)
+     */
+    public static int getCurrentLanguageIndex() {
+        return getCurrentLanguageType().index;
+    }
+
+    /**
+     * 切换语言
+     * @param languageType 要切换到的语言类型
+     */
+    public static void switchLanguage(LanguageType languageType) {
+        switchLanguage(languageType, null);
+    }
+
+    /**
+     * 切换语言并重启应用
+     * @param languageType 要切换到的语言类型
+     * @param activity 触发切换的Activity（用于重启）
+     */
+    public static void switchLanguage(LanguageType languageType, Activity activity) {
+        // 先保存语言设置
+        saveLanguage(languageType.languageTag);
+
+        // 设置应用语言
+        LocaleListCompat localeList = LocaleListCompat.forLanguageTags(languageType.languageTag);
+        AppCompatDelegate.setApplicationLocales(localeList);
+
+        // 如果传入了Activity，则重启应用
+        if (activity != null) {
+            ToastUtil.showShort(activity, activity.getString(R.string.language_switch_success));
+
+            // 延迟重启应用，确保语言设置生效
+            new android.os.Handler(android.os.Looper.getMainLooper()).postDelayed(() -> {
+                try {
+                    boolean isLogin = AppConfig.USER_LOGIN || SharePreUtil.getBoolean(
+                            ConstantUtil.SHARE_PRE_NAME,
+                            activity,
+                            ConstantUtil.USER_LOGIN
+                    );
+                    ActivityManager.removeAllActivity();
+                    Intent intent = new Intent(activity, isLogin ? MainActivity.class : LoginActivity.class);
+                    intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+                    activity.startActivity(intent);
+                    System.exit(0);
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }, 500);
+        }
+    }
+
+    /**
+     * 切换语言（通过索引）
+     * @param position 0: 中文, 1: 英文
+     */
+    public static void switchLanguageByIndex(int position) {
+        switchLanguage(LanguageType.fromIndex(position), null);
+    }
+
+    /**
+     * 切换语言并重启应用（通过索引）
+     * @param position 0: 中文, 1: 英文
+     * @param activity 触发切换的Activity
+     */
+    public static void switchLanguageByIndex(int position, Activity activity) {
+        switchLanguage(LanguageType.fromIndex(position), activity);
+    }
+
+    /**
+     * 保存语言设置到本地
+     */
+    public static void saveLanguage(String languageTag) {
+        SharePreUtil.putString(ConstantUtil.SHARE_PRE_NAME,
+                MyApplication.getContext(),
+                ConstantUtil.KEY_APP_LANGUAGE,
+                languageTag);
+    }
+
+    /**
+     * 应用启动时恢复保存的语言设置
+     * 应该在 Application.onCreate() 中调用
+     */
+    public static void applyStoredLocale() {
+        String savedLocale = SharePreUtil.getString(
+                ConstantUtil.SHARE_PRE_NAME,
+                MyApplication.getContext(),
+                ConstantUtil.KEY_APP_LANGUAGE);
+
+        if (savedLocale != null && !savedLocale.isEmpty()) {
+            LocaleListCompat localeList = LocaleListCompat.forLanguageTags(savedLocale);
+            AppCompatDelegate.setApplicationLocales(localeList);
+        }
+    }
+
+    /**
+     * 获取语言选择列表的显示文本
+     */
+    public static String[] getLanguageDisplayNames(Context context) {
+        return new String[]{
+                context.getString(R.string.language_chinese),
+                context.getString(R.string.language_english)
+        };
+    }
+
+    /**
+     * 获取语言选择列表的图标资源ID
+     */
+    public static int[] getLanguageIcons() {
+        return new int[]{
+                R.mipmap.icon_langage_chinese,
+                R.mipmap.icon_langage_eng
+        };
+    }
+}

app/src/main/res/values-en/strings.xml

@@ -8,7 +8,10 @@
     <string name="get_verifi_code">获取验证码</string>
     <string name="btn_login">登录</string>
     <string name="go_register">立即注册</string>
-    <string name="change_language">语言选择</string>
+    <string name="change_language">Language</string>
+    <string name="language_chinese">中文</string>
+    <string name="language_english">English</string>
+    <string name="language_switch_success">Language changed</string>
     <string name="reset_psd">忘记密码</string>
     <string name="hint_input_old_psd">请输入原密码</string>
     <string name="hint_input_psd">请输入密码</string>

app/src/main/res/values/strings.xml

@@ -9,6 +9,9 @@
     <string name="btn_login">登录</string>
     <string name="go_register">立即注册</string>
     <string name="change_language">语言选择</string>
+    <string name="language_chinese">中文</string>
+    <string name="language_english">English</string>
+    <string name="language_switch_success">语言切换成功</string>
     <string name="reset_psd">忘记密码</string>
     <string name="hint_input_psd">请输入密码</string>
     <string name="hint_input_old_psd">请输入原密码</string>

app/src/main/res/xml/locale_config.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<locale-config xmlns:android="http://schemas.android.com/apk/res/android">
+    <locale android:name="zh" />
+    <locale android:name="en" />
+</locale-config>