Rework AcceptDialog's ok button text

doc/classes/AcceptDialog.xml

@@ -73,8 +73,8 @@
 		</member>
 		<member name="exclusive" type="bool" setter="set_exclusive" getter="is_exclusive" overrides="Window" default="true" />
 		<member name="keep_title_visible" type="bool" setter="set_keep_title_visible" getter="get_keep_title_visible" overrides="Window" default="true" />
-		<member name="ok_button_text" type="String" setter="set_ok_button_text" getter="get_ok_button_text" default="&quot;OK&quot;">
-			The text displayed by the OK button (see [method get_ok_button]).
+		<member name="ok_button_text" type="String" setter="set_ok_button_text" getter="get_ok_button_text" default="&quot;&quot;">
+			The text displayed by the OK button (see [method get_ok_button]). If empty, a default text will be used.
 		</member>
 		<member name="title" type="String" setter="set_title" getter="get_title" overrides="Window" default="&quot;Alert!&quot;" />
 		<member name="transient" type="bool" setter="set_transient" getter="is_transient" overrides="Window" default="true" />

scene/gui/dialogs.cpp

@@ -197,16 +197,12 @@ bool AcceptDialog::has_autowrap() {
 }
 
 void AcceptDialog::set_ok_button_text(String p_ok_button_text) {
-	ok_button->set_text(p_ok_button_text);
-
-	child_controls_changed();
-	if (is_visible()) {
-		_update_child_rects();
-	}
+	ok_text = p_ok_button_text;
+	_update_ok_text();
 }
 
 String AcceptDialog::get_ok_button_text() const {
-	return ok_button->get_text();
+	return ok_text;
 }
 
 void AcceptDialog::register_text_enter(LineEdit *p_line_edit) {
@@ -257,6 +253,25 @@ void AcceptDialog::_update_child_rects() {
 	}
 }
 
+void AcceptDialog::_update_ok_text() {
+	String prev_text = ok_button->get_text();
+	String new_text = internal_ok_text;
+
+	if (!ok_text.is_empty()) {
+		new_text = ok_text;
+	}
+
+	if (new_text == prev_text) {
+		return;
+	}
+	ok_button->set_text(new_text);
+
+	child_controls_changed();
+	if (is_visible()) {
+		_update_child_rects();
+	}
+}
+
 Size2 AcceptDialog::_get_contents_minimum_size() const {
 	// First, we then iterate over the label and any other custom controls
 	// to try and find the size that encompasses all content.
@@ -294,6 +309,11 @@ Size2 AcceptDialog::_get_contents_minimum_size() const {
 	return content_minsize;
 }
 
+void AcceptDialog::set_internal_ok_text(const String &p_text) {
+	internal_ok_text = p_text;
+	_update_ok_text();
+}
+
 void AcceptDialog::_custom_action(const String &p_action) {
 	emit_signal(SNAME("custom_action"), p_action);
 	custom_action(p_action);
@@ -442,7 +462,7 @@ AcceptDialog::AcceptDialog() {
 
 	buttons_hbox->add_spacer();
 	ok_button = memnew(Button);
-	ok_button->set_text(ETR("OK"));
+	set_internal_ok_text(ETR("OK"));
 	buttons_hbox->add_child(ok_button);
 	buttons_hbox->add_spacer();
 

scene/gui/dialogs.h

@@ -51,6 +51,9 @@ class AcceptDialog : public Window {
 	Button *ok_button = nullptr;
 
 	bool popped_up = false;
+	String ok_text;
+	String internal_ok_text;
+
 	bool hide_on_ok = true;
 	bool close_on_escape = true;
 
@@ -64,6 +67,7 @@ class AcceptDialog : public Window {
 	void _custom_action(const String &p_action);
 	void _custom_button_visibility_changed(Button *button);
 	void _update_child_rects();
+	void _update_ok_text();
 
 	static bool swap_cancel_ok;
 
@@ -81,6 +85,8 @@ protected:
 	virtual void cancel_pressed() {}
 	virtual void custom_action(const String &) {}
 
+	void set_internal_ok_text(const String &p_text);
+
 	// Not private since used by derived classes signal.
 	void _text_submitted(const String &p_text);
 	void _ok_pressed();

scene/gui/file_dialog.cpp

@@ -669,10 +669,10 @@ void FileDialog::deselect_all() {
 		switch (mode) {
 			case FILE_MODE_OPEN_FILE:
 			case FILE_MODE_OPEN_FILES:
-				set_ok_button_text(ETR("Open"));
+				set_internal_ok_text(ETR("Open"));
 				break;
 			case FILE_MODE_OPEN_DIR:
-				set_ok_button_text(ETR("Select Current Folder"));
+				set_internal_ok_text(ETR("Select Current Folder"));
 				break;
 			case FILE_MODE_OPEN_ANY:
 				set_ok_button_text(ETR("Open"));
@@ -698,14 +698,14 @@ void FileDialog::_tree_selected() {
 	if (!d["dir"]) {
 		file->set_text(d["name"]);
 		if (mode == FILE_MODE_SAVE_FILE) {
-			set_ok_button_text(ETR("Save"));
+			set_internal_ok_text(ETR("Save"));
 		} else {
-			set_ok_button_text(ETR("Open"));
+			set_internal_ok_text(ETR("Open"));
 		}
 	} else if (mode == FILE_MODE_OPEN_DIR || mode == FILE_MODE_OPEN_ANY || !dir_access->file_exists(file->get_text())) {
 		file->set_text("");
 		if (mode == FILE_MODE_OPEN_DIR || mode == FILE_MODE_OPEN_ANY) {
-			set_ok_button_text(ETR("Select This Folder"));
+			set_internal_ok_text(ETR("Select This Folder"));
 		}
 	}
 
@@ -1235,35 +1235,35 @@ void FileDialog::set_file_mode(FileMode p_mode) {
 	mode = p_mode;
 	switch (mode) {
 		case FILE_MODE_OPEN_FILE:
-			set_ok_button_text(ETR("Open"));
+			set_internal_ok_text(ETR("Open"));
 			if (mode_overrides_title) {
 				set_title(ETR("Open a File"));
 			}
 			makedir->hide();
 			break;
 		case FILE_MODE_OPEN_FILES:
-			set_ok_button_text(ETR("Open"));
+			set_internal_ok_text(ETR("Open"));
 			if (mode_overrides_title) {
 				set_title(ETR("Open File(s)"));
 			}
 			makedir->hide();
 			break;
 		case FILE_MODE_OPEN_DIR:
-			set_ok_button_text(ETR("Select Current Folder"));
+			set_internal_ok_text(ETR("Select Current Folder"));
 			if (mode_overrides_title) {
 				set_title(ETR("Open a Directory"));
 			}
 			makedir->show();
 			break;
 		case FILE_MODE_OPEN_ANY:
-			set_ok_button_text(ETR("Open"));
+			set_internal_ok_text(ETR("Open"));
 			if (mode_overrides_title) {
 				set_title(ETR("Open a File or Directory"));
 			}
 			makedir->show();
 			break;
 		case FILE_MODE_SAVE_FILE:
-			set_ok_button_text(ETR("Save"));
+			set_internal_ok_text(ETR("Save"));
 			if (mode_overrides_title) {
 				set_title(ETR("Save a File"));
 			}
@@ -1886,6 +1886,7 @@ FileDialog::FileDialog() {
 
 	set_hide_on_ok(false);
 	set_size(Size2(640, 360));
+	set_internal_ok_text(ETR("Save")); // Default mode text.
 
 	if (register_func) {
 		register_func(this);