GNU bug report logs - #75930
30.0.92; Setting default frame background color messes up mouse pointer

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Message #8 received at 75930 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Lars Rustand <rustand.lars <at> gmail.com>
Cc: 75930 <at> debbugs.gnu.org
Subject: Re: bug#75930: 30.0.92;
 Setting default frame background color messes up mouse pointer
Date: Wed, 29 Jan 2025 20:50:37 +0200

> From: Lars Rustand <rustand.lars <at> gmail.com>
> Date: Wed, 29 Jan 2025 17:36:18 +0100
> 
> 
> Starting Emacs with the --background-color argument results in the contour
> of the mouse pointer being set to that color when it is hovering over
> Emacs.
> 
> This also happens if setting the background color through
> default-frame-alist in early-init.el.
> 
> Setting the background color on startup through either
> initial-frame-alist or window-system-default-frame-alist works as
> expected, and does not change the mouse pointer.
> 
> Changing the background color of the frame at a later time, either by
> calling set-background-color or by loading a theme does not change the
> mouse pointer, whether that mouse pointer has already been modified by
> Emacs during startup or not.
> 
> I am able to reproduce the behaviour in a clean Emacs using -Q.
> 
> The easiest way to reproduce is through this command:
> 
>     emacs -Q --background-color "#ff0000" --eval '(set-background-color "#000000")'
> 
> The results of the above command will be an Emacs frame with a black
> background, and the mouse pointer will have a red contour when hovering
> over that frame.

Thanks, but I cannot reproduce this with the latest emacs-30 branch.
Please show all of the data collected by "M-x report-emacs-bug" about
your system and Emacs build configuration, perhaps what you see is
specific to some particular build.

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