Determine if Xfce is running

[Brian J. Tarricone]

Christian Dywan wrote:
> Hi,
> 
> I wonder, what would be a good way to figure out from a program, if the
> user is running Xfce? I know about the environment
> variable DESKTOP_SESSION, which is set by gdm and (a recent) kdm. Yet
> this works only if there's actually one of these running. So are there
> any alternatives?

xprop -root _DT_SAVE_MODE | grep -q xfce4

... should do the trick.  At least, that's what xdg-utils does.

	-brian