From e5b312a1e89da26772fca02c998d3de957fac198 Mon Sep 17 00:00:00 2001
From: bruvzg <7645683+bruvzg@users.noreply.github.com>
Date: Mon, 5 Jun 2023 09:34:32 +0300
Subject: [PATCH] Use initial position property for embedded windows to center
 on parent window.

---
 scene/main/window.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/scene/main/window.cpp b/scene/main/window.cpp
index 26aa06e1a4..3a77cb85c6 100644
--- a/scene/main/window.cpp
+++ b/scene/main/window.cpp
@@ -776,6 +776,9 @@ void Window::set_visible(bool p_visible) {
 	} else {
 		if (visible) {
 			embedder = embedder_vp;
+			if (initial_position != WINDOW_INITIAL_POSITION_ABSOLUTE) {
+				position = (embedder->get_visible_rect().size - size) / 2;
+			}
 			embedder->_sub_window_register(this);
 			RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::VIEWPORT_UPDATE_WHEN_PARENT_VISIBLE);
 		} else {
@@ -1163,6 +1166,9 @@ void Window::_notification(int p_what) {
 			if (embedded) {
 				// Create as embedded.
 				if (embedder) {
+					if (initial_position != WINDOW_INITIAL_POSITION_ABSOLUTE) {
+						position = (embedder->get_visible_rect().size - size) / 2;
+					}
 					embedder->_sub_window_register(this);
 					RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::VIEWPORT_UPDATE_WHEN_PARENT_VISIBLE);
 					_update_window_size();