Method _build_advanced_menu

editor/gui/window_wrapper.cpp:400–433

// ScreenSelect

void ScreenSelect::_build_advanced_menu() {
	// Clear old screen list.
	while (screen_list->get_child_count(false) > 0) {
		Node *child = screen_list->get_child(0);
		screen_list->remove_child(child);
		child->queue_free();
	}

	// Populate screen list.
	const real_t height = real_t(get_theme_font_size(SceneStringName(font_size))) * 1.5;

	int current_screen = get_window()->get_current_screen();
	for (int i = 0; i < DisplayServer::get_singleton()->get_screen_count(); i++) {
		Button *button = memnew(Button);

		Size2 screen_size = Size2(DisplayServer::get_singleton()->screen_get_size(i));
		Size2 button_size = Size2(height * (screen_size.x / screen_size.y), height);
		button->set_custom_minimum_size(button_size);
		screen_list->add_child(button);

		button->set_text(itos(i));
		button->set_text_alignment(HORIZONTAL_ALIGNMENT_CENTER);
		button->set_tooltip_text(vformat(TTR("Make this panel floating in the screen %d."), i));

		if (i == current_screen) {
			Color accent_color = get_theme_color("accent_color", EditorStringName(Editor));
			button->add_theme_color_override(SceneStringName(font_color), accent_color);
		}

		button->connect(SceneStringName(pressed), callable_mp(this, &ScreenSelect::_emit_screen_signal).bind(i));
		button->connect(SceneStringName(pressed), callable_mp(static_cast<BaseButton *>(this), &ScreenSelect::set_pressed).bind(false));
		button->connect(SceneStringName(pressed), callable_mp(static_cast<Window *>(popup), &Popup::hide));
	}
}

void ScreenSelect::_emit_screen_signal(int p_screen_idx) {
	if (!is_disabled()) {