From bdb5972504cf99ddf04a675a1d04d773b1b7c578 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Thu, 31 Oct 2024 15:35:52 +0100
Subject: macOS: prevent changing window border while window is maximized

---
 src/Fl_cocoa.mm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index 01995984b..e7e3c8a50 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -3403,8 +3403,8 @@ void Fl_Cocoa_Window_Driver::use_border() {
   if (!shown() || pWindow->parent()) return;
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
   if (fl_mac_os_version >= 100600) {
-    if (pWindow->fullscreen_active()) {
-      // prevent changing border while window is fullscreen
+    if (pWindow->fullscreen_active() || pWindow->maximize_active()) {
+      // prevent changing border while window is fullscreen or maximized
       static bool active = false;
       if (!active) {
         active = true;
-- 
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