Allow selecting multiple files in the editor translation/remap dialogs

This makes it faster to add several translations.

The undo/redo messages were also tweaked to give better context.

editor/localization_editor.cpp

@@ -78,18 +78,21 @@ void LocalizationEditor::_notification(int p_what) {
 }
 
 void LocalizationEditor::add_translation(const String &p_translation) {
-	_translation_add(p_translation);
+	PackedStringArray translations;
+	translations.push_back(p_translation);
+	_translation_add(translations);
 }
 
-void LocalizationEditor::_translation_add(const String &p_path) {
+void LocalizationEditor::_translation_add(const PackedStringArray &p_paths) {
 	PackedStringArray translations = ProjectSettings::get_singleton()->get("locale/translations");
-	if (translations.has(p_path)) {
-		return;
+	for (int i = 0; i < p_paths.size(); i++) {
+		if (!translations.has(p_paths[i])) {
+			// Don't add duplicate translation paths.
+			translations.push_back(p_paths[i]);
+		}
 	}
 
-	translations.push_back(p_path);
-
-	undo_redo->create_action(TTR("Add Translation"));
+	undo_redo->create_action(vformat(TTR("Add %d Translations"), p_paths.size()));
 	undo_redo->add_do_property(ProjectSettings::get_singleton(), "locale/translations", translations);
 	undo_redo->add_undo_property(ProjectSettings::get_singleton(), "locale/translations", ProjectSettings::get_singleton()->get("locale/translations"));
 	undo_redo->add_do_method(this, "update_translations");
@@ -129,7 +132,7 @@ void LocalizationEditor::_translation_res_file_open() {
 	translation_res_file_open_dialog->popup_file_dialog();
 }
 
-void LocalizationEditor::_translation_res_add(const String &p_path) {
+void LocalizationEditor::_translation_res_add(const PackedStringArray &p_paths) {
 	Variant prev;
 	Dictionary remaps;
 
@@ -138,13 +141,14 @@ void LocalizationEditor::_translation_res_add(const String &p_path) {
 		prev = remaps;
 	}
 
-	if (remaps.has(p_path)) {
-		return; //pointless already has it
+	for (int i = 0; i < p_paths.size(); i++) {
+		if (!remaps.has(p_paths[i])) {
+			// Don't overwrite with an empty remap array if an array already exists for the given path.
+			remaps[p_paths[i]] = PackedStringArray();
+		}
 	}
 
-	remaps[p_path] = PackedStringArray();
-
-	undo_redo->create_action(TTR("Add Remapped Path"));
+	undo_redo->create_action(vformat(TTR("Translation Resource Remap: Add %d Path(s)"), p_paths.size()));
 	undo_redo->add_do_property(ProjectSettings::get_singleton(), "locale/translation_remaps", remaps);
 	undo_redo->add_undo_property(ProjectSettings::get_singleton(), "locale/translation_remaps", prev);
 	undo_redo->add_do_method(this, "update_translations");
@@ -158,7 +162,7 @@ void LocalizationEditor::_translation_res_option_file_open() {
 	translation_res_option_file_open_dialog->popup_file_dialog();
 }
 
-void LocalizationEditor::_translation_res_option_add(const String &p_path) {
+void LocalizationEditor::_translation_res_option_add(const PackedStringArray &p_paths) {
 	ERR_FAIL_COND(!ProjectSettings::get_singleton()->has_setting("locale/translation_remaps"));
 
 	Dictionary remaps = ProjectSettings::get_singleton()->get("locale/translation_remaps");
@@ -170,10 +174,12 @@ void LocalizationEditor::_translation_res_option_add(const String &p_path) {
 
 	ERR_FAIL_COND(!remaps.has(key));
 	PackedStringArray r = remaps[key];
-	r.push_back(p_path + ":" + "en");
+	for (int i = 0; i < p_paths.size(); i++) {
+		r.push_back(p_paths[i] + ":" + "en");
+	}
 	remaps[key] = r;
 
-	undo_redo->create_action(TTR("Resource Remap Add Remap"));
+	undo_redo->create_action(vformat(TTR("Translation Resource Remap: Add %d Remap(s)"), p_paths.size()));
 	undo_redo->add_do_property(ProjectSettings::get_singleton(), "locale/translation_remaps", remaps);
 	undo_redo->add_undo_property(ProjectSettings::get_singleton(), "locale/translation_remaps", ProjectSettings::get_singleton()->get("locale/translation_remaps"));
 	undo_redo->add_do_method(this, "update_translations");
@@ -381,17 +387,20 @@ void LocalizationEditor::_translation_filter_mode_changed(int p_mode) {
 	undo_redo->commit_action();
 }
 
-void LocalizationEditor::_pot_add(const String &p_path) {
+void LocalizationEditor::_pot_add(const PackedStringArray &p_paths) {
 	PackedStringArray pot_translations = ProjectSettings::get_singleton()->get("locale/translations_pot_files");
 
-	for (int i = 0; i < pot_translations.size(); i++) {
-		if (pot_translations[i] == p_path) {
-			return; //exists
+	for (int i = 0; i < p_paths.size(); i++) {
+		for (int j = 0; j < pot_translations.size(); j++) {
+			if (pot_translations[j] == p_paths[i]) {
+				continue; //exists
+			}
 		}
+
+		pot_translations.push_back(p_paths[i]);
 	}
 
-	pot_translations.push_back(p_path);
-	undo_redo->create_action(TTR("Add files for POT generation"));
+	undo_redo->create_action(vformat(TTR("Add %d file(s) for POT generation"), p_paths.size()));
 	undo_redo->add_do_property(ProjectSettings::get_singleton(), "locale/translations_pot_files", pot_translations);
 	undo_redo->add_undo_property(ProjectSettings::get_singleton(), "locale/translations_pot_files", ProjectSettings::get_singleton()->get("locale/translations_pot_files"));
 	undo_redo->add_do_method(this, "update_translations");
@@ -685,8 +694,8 @@ LocalizationEditor::LocalizationEditor() {
 		translations->add_child(tvb);
 
 		HBoxContainer *thb = memnew(HBoxContainer);
-		thb->add_spacer();
 		thb->add_child(memnew(Label(TTR("Translations:"))));
+		thb->add_spacer();
 		tvb->add_child(thb);
 
 		Button *addtr = memnew(Button(TTR("Add...")));
@@ -702,8 +711,8 @@ LocalizationEditor::LocalizationEditor() {
 		tmc->add_child(translation_list);
 
 		translation_file_open = memnew(EditorFileDialog);
-		translation_file_open->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
-		translation_file_open->connect("file_selected", callable_mp(this, &LocalizationEditor::_translation_add));
+		translation_file_open->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILES);
+		translation_file_open->connect("files_selected", callable_mp(this, &LocalizationEditor::_translation_add));
 		add_child(translation_file_open);
 	}
 
@@ -732,8 +741,8 @@ LocalizationEditor::LocalizationEditor() {
 		tmc->add_child(translation_remap);
 
 		translation_res_file_open_dialog = memnew(EditorFileDialog);
-		translation_res_file_open_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
-		translation_res_file_open_dialog->connect("file_selected", callable_mp(this, &LocalizationEditor::_translation_res_add));
+		translation_res_file_open_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILES);
+		translation_res_file_open_dialog->connect("files_selected", callable_mp(this, &LocalizationEditor::_translation_res_add));
 		add_child(translation_res_file_open_dialog);
 
 		thb = memnew(HBoxContainer);
@@ -764,8 +773,8 @@ LocalizationEditor::LocalizationEditor() {
 		tmc->add_child(translation_remap_options);
 
 		translation_res_option_file_open_dialog = memnew(EditorFileDialog);
-		translation_res_option_file_open_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
-		translation_res_option_file_open_dialog->connect("file_selected", callable_mp(this, &LocalizationEditor::_translation_res_option_add));
+		translation_res_option_file_open_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILES);
+		translation_res_option_file_open_dialog->connect("files_selected", callable_mp(this, &LocalizationEditor::_translation_res_option_add));
 		add_child(translation_res_option_file_open_dialog);
 	}
 
@@ -825,8 +834,8 @@ LocalizationEditor::LocalizationEditor() {
 		add_child(pot_generate_dialog);
 
 		pot_file_open_dialog = memnew(EditorFileDialog);
-		pot_file_open_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
-		pot_file_open_dialog->connect("file_selected", callable_mp(this, &LocalizationEditor::_pot_add));
+		pot_file_open_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILES);
+		pot_file_open_dialog->connect("files_selected", callable_mp(this, &LocalizationEditor::_pot_add));
 		add_child(pot_file_open_dialog);
 	}
 

editor/localization_editor.h

@@ -72,22 +72,22 @@ class LocalizationEditor : public VBoxContainer {
 	String localization_changed;
 
 	void _translation_file_open();
-	void _translation_add(const String &p_path);
+	void _translation_add(const PackedStringArray &p_paths);
 	void _translation_delete(Object *p_item, int p_column, int p_button);
 
 	void _translation_res_file_open();
-	void _translation_res_add(const String &p_path);
+	void _translation_res_add(const PackedStringArray &p_paths);
 	void _translation_res_delete(Object *p_item, int p_column, int p_button);
 	void _translation_res_select();
 	void _translation_res_option_file_open();
-	void _translation_res_option_add(const String &p_path);
+	void _translation_res_option_add(const PackedStringArray &p_paths);
 	void _translation_res_option_changed();
 	void _translation_res_option_delete(Object *p_item, int p_column, int p_button);
 
 	void _translation_filter_option_changed();
 	void _translation_filter_mode_changed(int p_mode);
 
-	void _pot_add(const String &p_path);
+	void _pot_add(const PackedStringArray &p_paths);
 	void _pot_delete(Object *p_item, int p_column, int p_button);
 	void _pot_file_open();
 	void _pot_generate_open();