Reduce repetitive code in FoldableContainer

Author: KoBeWi

scene/gui/foldable_container.cpp

@@ -219,8 +219,7 @@ void FoldableContainer::gui_input(const Ref<InputEvent> &p_event) {
 
 	Ref<InputEventMouseMotion> m = p_event;
 	if (m.is_valid()) {
-		Rect2 title_rect = Rect2(0, (title_position == POSITION_TOP) ? 0 : get_size().height - title_minimum_size.height, get_size().width, title_minimum_size.height);
-		if (title_rect.has_point(m->get_position())) {
+		if (_get_title_rect().has_point(m->get_position())) {
 			if (!is_hovering) {
 				is_hovering = true;
 				queue_redraw();
@@ -241,8 +240,7 @@ void FoldableContainer::gui_input(const Ref<InputEvent> &p_event) {
 
 	Ref<InputEventMouseButton> b = p_event;
 	if (b.is_valid()) {
-		Rect2 title_rect = Rect2(0, (title_position == POSITION_TOP) ? 0 : get_size().height - title_minimum_size.height, get_size().width, title_minimum_size.height);
-		if (b->get_button_index() == MouseButton::LEFT && b->is_pressed() && title_rect.has_point(b->get_position())) {
+		if (b->get_button_index() == MouseButton::LEFT && b->is_pressed() && _get_title_rect().has_point(b->get_position())) {
 			set_folded(!folded);
 			emit_signal(SNAME("folding_changed"), folded);
 			accept_event();
@@ -272,9 +270,7 @@ void FoldableContainer::_notification(int p_what) {
 				title_controls_width += h_separation;
 			}
 
-			Rect2 title_rect(
-					Point2(0, (title_position == POSITION_TOP) ? 0 : size.height - title_minimum_size.height),
-					Size2(size.width, title_minimum_size.height));
+			const Rect2 title_rect = _get_title_rect();
 			_draw_flippable_stylebox(title_style, title_rect);
 
 			Size2 title_ms = title_style->get_minimum_size();
@@ -431,6 +427,10 @@ Ref<Texture2D> FoldableContainer::_get_title_icon() const {
 	return theme_cache.folded_arrow;
 }
 
+Rect2 FoldableContainer::_get_title_rect() const {
+	return Rect2(0, (title_position == POSITION_TOP) ? 0 : (get_size().height - title_minimum_size.height), get_size().width, title_minimum_size.height);
+}
+
 void FoldableContainer::_update_title_min_size() const {
 	Ref<StyleBox> title_style = folded ? theme_cache.title_collapsed_style : theme_cache.title_style;
 	Ref<Texture2D> icon = _get_title_icon();

scene/gui/foldable_container.h

@@ -89,6 +89,7 @@ class FoldableContainer : public Container {
 
 	Ref<StyleBox> _get_title_style() const;
 	Ref<Texture2D> _get_title_icon() const;
+	Rect2 _get_title_rect() const;
 	int _get_h_separation() const { return MAX(theme_cache.h_separation, 0); }
 	real_t _get_title_controls_width() const;