Re: Menu-bar flickering on Win10

[Eli Zaretskii]

> From: Arash Esbati <arash@gnu.org>
> Cc: emacs-devel@gnu.org
> Date: Thu, 03 Nov 2022 11:46:21 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > I hoped you would be able to actually step through the code (in
> > Edebug) and tell which part causes the flickering...
> 
> I started doing it and then it occurred to me that corfu is not needed
> to trigger the issue.  It is enough to do 'emacs -Q', 'C-x 5 2' and
> switch between the frames, I did it by clicking with the mouse pointer.

Then I simply cannot reproduce this on my system.

> I'm not familiar with Emacs internals, but does this observation fit to
> Po Lu's message where he said:
> 
>   I think menu bar updates are not double buffered on MS Windows, and as
>   a consequence flickers as Emacs removes the items to update them.
> 
> ?

No.