Re: yank-media: allow users to limit image types that can be inserted

[Eli Zaretskii <eliz@gnu.org>]

> From: Visuwesh <visuweshm@gmail.com>
> Cc: Eli Zaretskii <eliz@gnu.org>,  pinmacs@cas.cat,  emacs-devel@gnu.org
> Date: Mon, 23 Sep 2024 20:44:19 +0530
> 
> [திங்கள் செப்டம்பர் 23, 2024] Robert Pluim wrote:
> 
> 
> >     Eli> The issue at hand here, AFAIU, is not the UI, but how Lisp programs
> >     Eli> (and Org in particular) can control this.  If the issue is the user
> >     Eli> interface, then I honestly don't understand what issue is being
> >     Eli> brought up, because in that case we already have the correct and
> >     Eli> comprehensive solution, similar to what other advanced apps do in
> >     Eli> these cases.
> >
> > You have to register the yank-media-handler before the yank-media
> > call, so org canʼt control this: it has to register for "image/.*"
> > because it canʼt know what formats will be presented to it. I guess it
> > could have a user option to filter the results from inside its
> > yank-media-handler, but then *every* package that wants to support
> > image yanking will have to implement something similar: we should just
> > implement such handling in the yank-media code.
> 
> AFAIR the yank-media code, there's no way for the handlers to reject a
> specific format.  yank-media, the command, asks the user the type she
> wants, _then_ calls the handler specific to that type.  The handler
> cannot influence anything during this interaction.

This is true, but I don't see how it is relevant to what I suggested.