From 77290f9788c152645d50a4fc56d0be8ffbd44a2b Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Wed, 14 Jan 2026 15:05:14 -0800
Subject: [PATCH] You can't change the size of a window while in macOS
 fullscreen space

---
 src/video/cocoa/SDL_cocoawindow.m | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/video/cocoa/SDL_cocoawindow.m b/src/video/cocoa/SDL_cocoawindow.m
index 1c2dbf8a60..71817dffc6 100644
--- a/src/video/cocoa/SDL_cocoawindow.m
+++ b/src/video/cocoa/SDL_cocoawindow.m
@@ -2643,7 +2643,8 @@ void Cocoa_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window)
         SDL_CocoaWindowData *windata = (__bridge SDL_CocoaWindowData *)window->internal;
         NSWindow *nswindow = windata.nswindow;
 
-        if ([windata.listener isInFullscreenSpaceTransition]) {
+        if ([windata.listener isInFullscreenSpace] ||
+            [windata.listener isInFullscreenSpaceTransition]) {
             windata.pending_size = YES;
             return;
         }