Better workaround for wx-3.2

src/edapp.cpp

@@ -587,6 +587,19 @@ void PoeditApp::SetupLanguage()
     wxTranslations *trans = new wxTranslations();
     wxTranslations::Set(trans);
 
+    // workaround wx bug, see https://github.com/wxWidgets/wxWidgets/pull/24297
+    class PoeditTranslationsLoader : public wxFileTranslationsLoader
+    {
+    public:
+        wxArrayString GetAvailableTranslations(const wxString& domain) const override
+        {
+            auto all = wxFileTranslationsLoader::GetAvailableTranslations(domain);
+            all.push_back("en");
+            return all;
+        }
+    };
+    trans->SetLoader(new PoeditTranslationsLoader);
+
     int language = wxLANGUAGE_DEFAULT;
 
 #if NEED_CHOOSELANG_UI
@@ -619,15 +632,6 @@ void PoeditApp::SetupLanguage()
 #endif
     }
 
-    // workaround wx bug, see https://github.com/wxWidgets/wxWidgets/pull/24297
-    if (language == wxLANGUAGE_DEFAULT && trans->GetBestTranslation("poedit") == "en_GB")
-    {
-        // only use en_GB if it is actually appropriate
-        auto pref = wxUILocale::GetPreferredUILanguages();
-        if (std::find(pref.begin(), pref.end(), "en-GB") == pref.end()) // not really requested
-            trans->SetLanguage("en");
-    }
-
     trans->AddStdCatalog();
     trans->AddCatalog("poedit");