Notification on output hotplug

[Daniel Stone]

On Wed, May 07, 2008 at 09:12:49PM +0100, Ross Burton wrote:
> Is there some way for X clients to be notified when output devices are
> hotplugged?  I have a script that I manually run when I plug in my
> external monitor (xrandr, change wallpaper, etc) which I'd like to have
> ran automatically instead.

See RROutputChangeNotifyEvent.  Unfortunately, this only really works
for TMDS/DVI, as VGA requires polling.

Cheers,
Daniel
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