[xmonad] Startup Arguments

[Daniel Wagner]

There's also XMonad.Layout.IndependentScreens.countScreens, which has
the type

(MonadIO m, Integral i) => m i

for counting screens. I think a function like this is exposed in several
other spots, too.

~d

Excerpts from Devin Mullins's message of 2014-10-06 12:17:30 -0700:
> Curious what code you tried. Something like this seems like it should work:
> 
> import Graphics.X11.Xinerama (getScreenInfo)
> 
> main = do
>   dpy <- openDisplay ""
>   screens <- getScreenInfo dpy
>   let config = case length screens of
>     1 -> ...
>     _ -> ...
>   xmonad config
> 
> On Mon, Oct 6, 2014 at 10:55 AM, Chris Bell <cwbell at mail.usf.edu> wrote:
> 
> > On Mon, Oct 6, 2014 at 12:53 PM, Brandon Allbery <allbery.b at gmail.com>
> > wrote:
> > > In the meantime, the trick used by e.g. Fedora's default xmonad
> > > configuration is environment variables.
> >
> > Aha, that will do nicely. Thanks!
> > And I agree, a --user-arg param would be convenient.
> >
> > Regards,
> >
> > Chris Bell
> >
> > Ph.D. Student
> > University of South Florida
> > College of Engineering
> > Department of Computer Science and Engineering
> > NarMOS Research Team
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> >