Re: Question about üarent-frame changes

["Gerd Möllmann" <gerd.moellmann@gmail.com>]

Robert Pluim <rpluim@gmail.com> writes:

>     martin> Reparenting is useful because you can set up one child frame for some
>     martin> special purpose, make it invisible when you don't need it, and move it
>     martin> to another frame and make it visible there whenever you want to.  On
>     martin> GUIs, this approach has the advantage that you can avoid the (at least
>     martin> here) costly process of setting up frame faces every time anew.  Emacs
>     martin> tooltips do that by default and I recall that showing a tooltip every
>     martin> time incurred two entire GC cycles here.
>
> Would setting up frame faces be that expensive on tty? Iʼd really love
> to have tty child frames, even if they were not blazingly fast.

From what I've seen so far, it's pretty fast, but OTOH my machine is
pretty fast (M1 pro). Let's see how it does when I'm a bit further. At
least hiding frames on ttys should be there before I can really try it
with posframe. Maybe also moving/resizing also.

> In any case, I took a quick look at "posframe", it doesnʼt do any
> reparenting that I can see.

Thanks! Corfu doesn't re-parent either, AFAICT. That are the two I care
about :-).