GUI: Add an option to set the GUI language to the game language

1 files changed, 15 insertions, 0 deletions

diff --git a/gui/options.cpp b/gui/options.cpp
index 1bfe386ca4..5c5c9ecd7c 100644
--- a/gui/options.cpp
+++ b/gui/options.cpp
@@ -1467,6 +1467,7 @@ GlobalOptionsDialog::GlobalOptionsDialog(LauncherDialog *launcher)
 	_autosavePeriodPopUp = 0;
 	_guiLanguagePopUpDesc = 0;
 	_guiLanguagePopUp = 0;
+	_guiLanguageUseGameLanguageCheckbox = nullptr;
 #ifdef USE_UPDATES
 	_updatesPopUpDesc = 0;
 	_updatesPopUp = 0;
@@ -1690,6 +1691,17 @@ void GlobalOptionsDialog::build() {
 		_guiLanguagePopUp->setSelectedTag(Common::kTranslationBuiltinId);
 #endif // USE_DETECTLANG
 
+	_guiLanguageUseGameLanguageCheckbox = new CheckboxWidget(tab, "GlobalOptions_Misc.GuiLanguageUseGameLanguage",
+			_("Switch the GUI language to the game language"),
+			_("When starting a game, change the GUI language to the game language."
+			"That way, if a game uses the ScummVM save and load dialogs, they are"
+			"in the same language as the game.")
+	);
+
+	if (ConfMan.hasKey("gui_use_game_language")) {
+		_guiLanguageUseGameLanguageCheckbox->setState(ConfMan.getBool("gui_use_game_language", _domain));
+	}
+
 #endif // USE_TRANSLATION
 
 #ifdef USE_UPDATES
@@ -1960,6 +1972,9 @@ void GlobalOptionsDialog::apply() {
 		newCharset = TransMan.getCurrentCharset();
 		isRebuildNeeded = true;
 	}
+
+	bool guiUseGameLanguage = _guiLanguageUseGameLanguageCheckbox->getState();
+	ConfMan.setBool("gui_use_game_language", guiUseGameLanguage, _domain);
 #endif
 
 	GUI::ThemeEngine::GraphicsMode gfxMode = (GUI::ThemeEngine::GraphicsMode)_rendererPopUp->getSelectedTag();