Re: Touchscreen support

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Date: Sat, 18 Dec 2021 08:48:12 +0100
> Cc: Po Lu <luangruo@yahoo.com>,
>  "Po Lu via Emacs development discussions." <emacs-devel@gnu.org>
> 
> Stefan Monnier <monnier@iro.umontreal.ca> writes:
> 
> >> Other cross-platform programs I examined such as Mozilla Firefox also
> >> implement gesture recognition from scratch.
> >
> > Hmm... that sucks.  Hopefully this will improve in the longer term,
> 
> It's unlikely -- they've instead been removing what little gesture
> support that originally existed, leaving it all to the applications to
> figure out.  (I had some rudimentary gesture support going in Emacs
> about half a decade ago, and it stopped working as they removed those
> bits from...  was it Gnome or was it X?  I forget.)
> 
> And, yes, it sucks.

FWIW, MS-Windows seems to provide higher-level abstraction for touch
events, see

  
https://docs.microsoft.com/en-us/windows/win32/wintouch/windows-touch-gestures-overview

Is the plan to have xterm.c/xfns.c to generate similar higher-level
events based on just the 3 basic low-level events we now have in
xterm.c?