Re: Guix Emacs: use XRandr rather than Gdk?

["Ludovic Courtès" <ludo@gnu.org>]

Hi Benjamin,

Benjamin Slade <beoram@gmail.com> skribis:

> In both flown-blown GuixSD as well as Guix on a foreign distro, Guix's
> Emacs seems to use "Gdk" rather than "XRandr" to get screen/monitor
> information. Every other packaged version of Emacs I've tried uses
> "XRandr" to get screen/monitor information. This is an issue because
> "Gdk" apparently doesn't know about individual screens/monitors, but
> only about the aggregate area, whereas "XRandr" returns individual
> screen names (e.g. "DVI-1") and their respective areas. This means that,
> on multi-monitor, where Emacs packages use the `frame.el` library, there
> is no way of distinguishing screens/monitors (problematically for
> packages which try to make reference to different screens,
> e.g. https://gitlab.com/emacsomancer/equake ). I thought I'd start here,
> since I've only found this behaviour on Guix, and `frame.el` doesn't
> seem to be very forthcoming about how it decides whether to use 'Gdk' or 'XRandr'.

Do you know what it would take to fix it?  I suppose most Emacs users
would prefer the “correct” behavior.  :-)

Thanks,
Ludo’.