GNU bug report logs - #78945
30.1; C-x 4 4 and C-x 5 5 do not work with `dired-mouse-find-file'

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Message #43 received at 78945 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Juri Linkov <juri <at> linkov.net>
Cc: 78945 <at> debbugs.gnu.org, monnier <at> iro.umontreal.ca, alcor <at> tilde.club
Subject: Re: bug#78945: 30.1; C-x 4 4 and C-x 5 5 do not work with
 `dired-mouse-find-file'
Date: Fri, 04 Jul 2025 10:47:41 +0300

> From: Juri Linkov <juri <at> linkov.net>
> Cc: Stefan Monnier <monnier <at> iro.umontreal.ca>,  alcor <at> tilde.club,
>   78945 <at> debbugs.gnu.org
> Date: Fri, 04 Jul 2025 09:42:07 +0300
> 
> > Thanks, but how general is this fix?
> 
> This fix is general unlike the first version that hard-coded mouse-drag-region.
> 
> > What if some bindings change the command invoked as mouse-drag-region
> > in this case, and we have a different command "interfering"?
> 
> Both commands (bound to down-mouse-1 and mouse-1) should be handled here,
> regardless of whether it's mouse-drag-region or anything else.
> 
> > For that matter, could you please explain how exactly did
> > mouse-drag-region "get in the way" of the "C-x 4 4" feature?  Because
> > I still don't understand the root cause of the problem, and the fix
> > you installed doesn't explain that to me.  I therefore cannot
> > understand the implications of the fix, and IMO we should continue
> > discussing this until we have a complete understanding of both the
> > problem and its fix.
> 
> Looking at 'C-h l' (view-lossage) explains everything:
> 
>  C-x 5 5          ;; other-frame-prefix
>  <down-mouse-1>   ;; mouse-drag-region
>  <mouse-1>        ;; dired-mouse-find-file

Sorry, it doesn't, not to me, probably because I don't understand well
enough what "C-x 4 4" does and how.  So please talk me through the
code which implements "C-x 4 4" and explain how down-mouse-1 in the
middle defeated it.  Without that, I cannot understand the fix and its
generality.

Thanks.

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