From 8da370966118d3cb889a019ea5ca79ce4e82d107 Mon Sep 17 00:00:00 2001
From: "Alan v. Drake" <alan.van.drake@gmail.com>
Date: Sun, 12 Nov 2023 10:58:33 +0100
Subject: [PATCH] Editor: mark room as modified when background saved
 externally

Fixes #2216
---
 Editor/AGS.Editor/Components/RoomsComponent.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Editor/AGS.Editor/Components/RoomsComponent.cs b/Editor/AGS.Editor/Components/RoomsComponent.cs
index 2dfd09175cf..e4035184a9c 100644
--- a/Editor/AGS.Editor/Components/RoomsComponent.cs
+++ b/Editor/AGS.Editor/Components/RoomsComponent.cs
@@ -1977,6 +1977,7 @@ private void RefreshBackground(int i)
             _backgroundCache[i]?.Dispose();
             _backgroundCache[i] = new RoomImage(LoadBackground(i), false);
             ((RoomSettingsEditor)_roomSettings.Control).InvalidateDrawingBuffer();
+            _loadedRoom.Modified = true;
         }
 
         /// <summary>