fix: translation doesn't refresh after switching

2 files changed, 26 insertions, 17 deletions

diff --git a/resource/lfs/locale/ts/GpgFrontend.en_US.ts b/resource/lfs/locale/ts/GpgFrontend.en_US.ts
index f04c2ff7..869b8b6c 100644
--- a/resource/lfs/locale/ts/GpgFrontend.en_US.ts
+++ b/resource/lfs/locale/ts/GpgFrontend.en_US.ts
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE TS>
-<TS version="2.1">
+<TS version="2.1" language="en_US">
 <context>
     <name>GpgFrontend::GpgDecryptResultAnalyse</name>
     <message>
diff --git a/src/ui/GpgFrontendUIInit.cpp b/src/ui/GpgFrontendUIInit.cpp
index 08cf012d..32cbc968 100644
--- a/src/ui/GpgFrontendUIInit.cpp
+++ b/src/ui/GpgFrontendUIInit.cpp
@@ -41,6 +41,8 @@
 
 namespace GpgFrontend::UI {
 
+QList<QTranslator*> registered_translators;
+
 extern void InitUITranslations();
 
 void WaitEnvCheckingProcess() {
@@ -213,31 +215,38 @@ void GPGFRONTEND_UI_EXPORT DestroyGpgFrontendUI() {}
  *
  */
 void InitUITranslations() {
+  for (const auto& translator : registered_translators) {
+    QCoreApplication::removeTranslator(translator);
+  }
+  registered_translators.clear();
+
   auto* translator = new QTranslator(QCoreApplication::instance());
-  if (translator->load(QLocale(), QLatin1String(PROJECT_NAME),
-                       QLatin1String("."), QLatin1String(":/i18n"),
-                       QLatin1String(".qm"))) {
-    GF_UI_LOG_DEBUG("load target translation file done, locale: {}",
+  if (translator->load(QLocale(), QLatin1String("qt"), QLatin1String("_"),
+                       QLatin1String(":/i18n_qt"), QLatin1String(".qm"))) {
+    GF_UI_LOG_DEBUG("load qt translation file done, locale: {}",
                     QLocale().name());
+
     QCoreApplication::installTranslator(translator);
+    registered_translators.append(translator);
   }
 
-  auto* base_translation = new QTranslator(QCoreApplication::instance());
-  if (base_translation->load(QLocale(), QLatin1String("qt"), QLatin1String("_"),
-                             QLatin1String(":/i18n_qt"),
-                             QLatin1String(".qm"))) {
-    GF_UI_LOG_DEBUG("load qt translation file done, locale: {}",
+  translator = new QTranslator(QCoreApplication::instance());
+  if (translator->load(QLocale(), QLatin1String("qtbase"), QLatin1String("_"),
+                       QLatin1String(":/i18n_qt"), QLatin1String(".qm"))) {
+    GF_UI_LOG_DEBUG("load qtbase translation file done, locale: {}",
                     QLocale().name());
-    QCoreApplication::installTranslator(base_translation);
+    QCoreApplication::installTranslator(translator);
+    registered_translators.append(translator);
   }
 
-  base_translation = new QTranslator(QCoreApplication::instance());
-  if (base_translation->load(QLocale(), QLatin1String("qtbase"),
-                             QLatin1String("_"), QLatin1String(":/i18n_qt"),
-                             QLatin1String(".qm"))) {
-    GF_UI_LOG_DEBUG("load qtbase translation file done, locale: {}",
+  translator = new QTranslator(QCoreApplication::instance());
+  if (translator->load(QLocale(), QLatin1String(PROJECT_NAME),
+                       QLatin1String("."), QLatin1String(":/i18n"),
+                       QLatin1String(".qm"))) {
+    GF_UI_LOG_DEBUG("load target translation file done, locale: {}",
                     QLocale().name());
-    QCoreApplication::installTranslator(base_translation);
+    QCoreApplication::installTranslator(translator);
+    registered_translators.append(translator);
   }
 }