Re: Sticky tooltips

[Eli Zaretskii]

> From: Arthur Miller <arthur.miller@live.com>
> Cc: emacs-devel@gnu.org
> Date: Tue, 29 Sep 2020 05:36:29 +0200
> 
> > You propose to switch to "tooltips" that pop up in a special buffer?
> I was mostly proposing for "pure Emacs" frame, special buffer or not, I
> don't know. Why not?
> 
> That makes implementing "sticky" tooltip as someone suggested quite
> trivial.
> 
> There is only one tooltip active at a time (I think), so there is just
> one buffer/frame needed; and tooltip text could be erased/set when a
> tooltip is shown. Would that be too inneificient?

You are, in effect, describing the way our native tooltips are
implemented: they are special small frames.  See tooltip.el.