bug#34516: Multi-monitor frame sets

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Cc: 34516@debbugs.gnu.org
> Date: Mon, 18 Feb 2019 23:16:01 +0200
> 
> > What kind of list does display-monitor-attributes-list return on your
> > system, and how can you tell which part there refers to what physical
> > monitor?
> 
> It returns a list with such meaningless monitor names as “LVDS”, “eDP-1”, 
> “DP-2-2”,
> etc. that don't help to refer to a physical monitor.  However, I noticed that
> the only attribute that could help is ‘geometry’ in the form of (X Y WIDTH 
> HEIGHT),
> e.g. when two adjacent monitors have such geometry attributes:
> 
>   (geometry    0  0 1920 1080)
>   (geometry 1920 16 2560 1440)
> 
> the right edge of the first monitor ends (1920px) is where the left edge
> of the second monitor begins.  Based on this guess I tried to deduce
> a relative placement of new frames, but maybe I'm wrong.

Does the proposed function sound useful, given these issues?