0.6.4

LanMountainDesktop/App.axaml.cs

@@ -510,6 +510,8 @@ public partial class App : Application
 
             if (languageChanged)
             {
+                // 清除本地化缓存，强制重新加载语言文件
+                _localizationService.ClearCache();
                 ApplyCurrentCultureFromSettings();
                 if (_trayIcons is not null)
                 {

LanMountainDesktop/Localization/zh-CN.json

@@ -892,6 +892,6 @@
     "single_instance.notice.title":  "应用已经运行",
     "single_instance.notice.description":  "应用已经运行，无需多次点击打开。",
     "single_instance.notice.button":  "确定",
-    "market.status.install_success_restart_format":  "✓ 插件"{0}"安装成功！请重启应用以激活它。",
-    "market.dialog.restart_message_format":  "插件"{0}"已成功安装。\n\n要使用此插件，您需要立即重启应用。\n\n是否立即重启？"
+    "market.status.install_success_restart_format":  "✓ 插件'{0}'安装成功！请重启应用以激活它。",
+    "market.dialog.restart_message_format":  "插件'{0}'已成功安装。\n\n要使用此插件，您需要立即重启应用。\n\n是否立即重启？"
   }

LanMountainDesktop/Services/LocalizationService.cs

@@ -17,6 +17,23 @@ public sealed class LocalizationService
     private readonly Dictionary<string, Dictionary<string, string>> _cache =
         new(StringComparer.OrdinalIgnoreCase);
 
+    /// <summary>
+    /// 清除指定语言代码的缓存，强制下次重新加载。
+    /// 在语言切换时调用此方法以确保加载最新的语言文件。
+    /// </summary>
+    public void ClearCache(string? languageCode = null)
+    {
+        if (string.IsNullOrWhiteSpace(languageCode))
+        {
+            _cache.Clear();
+        }
+        else
+        {
+            var normalizedCode = NormalizeLanguageCode(languageCode);
+            _cache.Remove(normalizedCode);
+        }
+    }
+
     public string NormalizeLanguageCode(string? languageCode)
     {
         return string.Equals(languageCode, "en-US", StringComparison.OrdinalIgnoreCase)
@@ -53,7 +70,7 @@ public sealed class LocalizationService
             {
                 json = json.TrimStart('\uFEFF');
                 var data = JsonSerializer.Deserialize<Dictionary<string, string>>(json, JsonOptions);
-                if (data is not null)
+                if (data is not null && data.Count > 0)
                 {
                     result = new Dictionary<string, string>(data, StringComparer.OrdinalIgnoreCase);
                 }
@@ -64,7 +81,11 @@ public sealed class LocalizationService
             // Keep empty table for resilience.
         }
 
+        // 只有当语言表非空时才缓存，这样如果加载失败可以下次重试
+        if (result.Count > 0)
+        {
             _cache[languageCode] = result;
+        }
         return result;
     }
 

LanMountainDesktop/Services/Settings/SettingsWindowService.cs

@@ -294,6 +294,8 @@ internal sealed class SettingsWindowService : ISettingsWindowService
             if (languageChanged)
             {
                 var regionState = _settingsFacade.Region.Get();
+                // 清除本地化缓存，强制重新加载语言文件
+                _localizationService.ClearCache();
                 _viewModel.RefreshLanguage(regionState.LanguageCode);
                 _pageRegistry.Rebuild();
                 _window.ReloadPages(_viewModel.CurrentPageId);