bug#67753: 28.2, 29.1: Making frame invisible always affects frame position parameters

[Eli Zaretskii]

> From: soliidne@gmail.com
> Date: Sun, 10 Dec 2023 19:45:49 +0200
> 
> Always for all frames, position constantly affected by: left - 5 and top - 
> 29. 
> It seems like a bug, but it could also be an oversight. Can someone comment 
> please ?
> 
> Thanks !
> 
> xfwm4 4.18.0
> xorg-server 21.1.9
> Emacs 28.2, 29.1
> Archlinux
> 
> How to reproduce:
> #################
> 
> $ emacs --fg-daemon -Q
> ...
> Starting Emacs daemon.
> $ emacsclient --eval "(make-frame-on-display \":0\")"
> #<frame GNU Emacs at Elitebook 0x558cf8d7d120>
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (185 . 130)
> $ emacsclient --eval "(make-frame-invisible (nth 0 (frame-list)) t)"
> nil
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (180 . 101)
> 
> Moving frame to left-top corner
> ###############################
> 
> $ emacsclient --eval "(make-frame-visible (nth 0 (frame-list)))"
> #<frame GNU Emacs at Elitebook 0x558cf8d7d120>
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (0 . 0)
> $ emacsclient --eval "(make-frame-invisible (nth 0 (frame-list)) t)"
> nil
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (-5 . -29)
> $ emacsclient --eval "(make-frame-visible (nth 0 (frame-list)))"
> #<frame GNU Emacs at Elitebook 0x558cf8d7d120>
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (-5 . 0)
> $ emacsclient --eval "(make-frame-invisible (nth 0 (frame-list)) t)"
> nil
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (-10 . -29)
> $ emacsclient --eval "(make-frame-visible (nth 0 (frame-list)))"
> #<frame GNU Emacs at Elitebook 0x558cf8d7d120>
> $ emacsclient --eval "(frame-position (nth 0 (frame-list)))"
> (-10 . 0)

Po Lu, any comments?