Toggle fullscreen reset window dedicated flag

[mobid]

Hello,

I have next case:

• open mpv player
• set window dedicated (C-x w d)
• toggle fullscreen (f)
• toggle again (f)
• Dedicated flag is cleared

I fixed behavior for me with next patch:

From 0436c6d24187c6e0cdec91646bfda3e127b5180e Mon Sep 17 00:00:00 2001
From: Matija Obid <matija.obid@posteo.net>
Date: Sun, 3 Aug 2025 19:17:17 +0200
Subject: [PATCH] Restore window dedicated flag after fullscreen

---
 exwm-layout.el | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/exwm-layout.el b/exwm-layout.el
index ce53d32..fb805a0 100644
--- a/exwm-layout.el
+++ b/exwm-layout.el
@@ -211,6 +211,7 @@ See variable `exwm-layout-auto-iconify'."
     (cl-pushnew xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
     (exwm-layout--set-ewmh-state exwm--id)
     (xcb:flush exwm--connection)
+    (set-window-parameter (get-buffer-window) 'exwm-dedicated (window-dedicated-p (get-buffer-window)))
     (set-window-dedicated-p (get-buffer-window) t)
     (exwm-input--release-keyboard exwm--id)))
 
@@ -240,7 +241,8 @@ See variable `exwm-layout-auto-iconify'."
         (when window
           (exwm-layout--show exwm--id window))))
     (xcb:flush exwm--connection)
-    (set-window-dedicated-p (get-buffer-window) nil)
+    (set-window-dedicated-p (get-buffer-window)
+                            (window-parameter (get-buffer-window) 'exwm-dedicated))
     (when (eq 'line-mode exwm--selected-input-mode)
       (exwm-input--grab-keyboard exwm--id))))
 
-- 
2.50.1

This patch save dedicated state before fullscreen and restore it after.

[xpusostomos]

If you have a patch, shouldn't you submit a pull request?

[mobid]

Yes, most probably