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bug#17876: 24.3; Incorrect frame resize
From: |
Lars Ingebrigtsen |
Subject: |
bug#17876: 24.3; Incorrect frame resize |
Date: |
Fri, 04 Dec 2020 12:46:37 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
penthief <penthief@SDF.ORG> writes:
> When setting the a font on a frame after a resize, there is an apparent
> race condition that more often than not, causes the frame height
> and/or width to be reset to an incorrect value.
>
> This behaviour also occurs on 24.3.92.
>
> 1. Create a file bug-frame-resize.el with the following contents
> (assuming that Courier and Monaco are present on the system).
>
> (setq -last-used-font nil)
> (setq -target-font-1 "Courier")
> (setq -target-font-2 "Monaco")
> (setq -target-height 5)
> (setq -target-width 5)
>
> (defun bug-frame-resize ()
> (interactive)
> (with-selected-frame (make-frame)
> (set-frame-width (selected-frame) -target-width)
> (set-frame-height (selected-frame) -target-height)
> (let ((target-font (if (equal -last-used-font -target-font-1)
> -target-font-2
> -target-font-1)))
> (setq -last-used-font target-font)
> (set-frame-font target-font))))
>
> 2. Start emacs
>
> $ /usr/bin/emacs24-x -Q -l bug-frame-resize.el
>
> 3. Type "M-x bug-frame-resize" four or five times.
>
> The frames appear with the correct size briefly, but then resize after
> a split second. On this machine this usually results one of the height
> or width is incorrect on each of the created frames.
(This bug report unfortunately got no response at the time.)
I tried reproducing this in Emacs 28 on Debian/bullseye, but was unable
to. All the Monaco frames have the exact same width/height, and so do
all the Courier frames.
Do you still see this issue in more recent Emacs versions?
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no
- bug#17876: 24.3; Incorrect frame resize,
Lars Ingebrigtsen <=