Re: how to determine number of displays
On Mon, Feb 25, 2008 at 11:12 AM, Rich Healey <firstname.lastname@example.org> wrote:
> LI Daobing wrote:
> > Hello,
> > On Mon, Feb 25, 2008 at 10:54 AM, Rich Healey <email@example.com> wrote:
> >> -----BEGIN PGP SIGNED MESSAGE-----
> >> Hash: SHA1
> >> Hi list.
> >> I'm playing with X on my asus M6 notebook, debian Lenny with bits of
> >> experimental and unstable to support KDE 4 (though i run E17 995 of the
> >> time, just wanted to play with KDE).
> >> Anyway, i use dual screens at work, and just builtin at home, i was
> >> wanting to know if there's somethingi can poll before X actually fires
> >> up to see what displays are attached?
> >> My goal is to write an init script that wills start before entrance and
> >> symlink an appropriate xorg.conf for the number of screens attached to
> >> /etc/X11/xorg.conf ...
> > I use a single /etc/X11/xorg.conf with a modifed Screen Section(add
> > a Virtual line).
> > then use 'xrandr --output VGA --auto --output LVDS --auto --right-of
> > VGA' to turn on dual head support.
> > 
> > Section "Screen"
> > Identifier "Default Screen"
> > Device "Intel Corporation Mobile GM965/GL960
> > Integrated Graphics Controller"
> > Monitor "Generic Monitor"
> > DefaultDepth 24
> > SubSection "Display"
> > Virtual 2560 1024
> > Modes "1280x800"
> > EndSubSection
> > EndSection
> Thanks right now i use Xrandr, but there are bugs (maximising windows
> puts them half on each screen.)
> On my debian desktop with an ATI card this works perfectly, so i'm
> working towards that solution.
> Is that screen section for the primary or secondary? do you only have
> one screen line?
yes, only one screen line.
> Don't get me wrong, xrandr works well, but i feel there's potential to
> have it working better.
I don't know about this, :)