[LAU] question about qjackctl explicitly setting the wm class name

Ivica Ico Bukvic ico.bukvic at gmail.com
Sat Dec 1 18:49:40 UTC 2012


Many thanks everyone for your help--it appears Unity is to blame here...

> -----Original Message-----
> From: linux-audio-user-bounces at lists.linuxaudio.org [mailto:linux-audio-
> user-bounces at lists.linuxaudio.org] On Behalf Of Adam Sampson
> Sent: Friday, November 30, 2012 11:17 AM
> To: Ivica Ico Bukvic
> Cc: A list for linux audio users; An open mailing list for a world-wide
network
> of aspiring L2Orkists, L2Ork developers, contributors, and supporters.
> Subject: Re: [LAU] question about qjackctl explicitly setting the wm class
> name
> 
> Ivica Ico Bukvic <ico at vt.edu> writes:
> 
> > is there a way to explicitly set the window class name in qt [...] and
> > if so, would it be possible to add this to the future releases of
> > qjackctl?
> 
> Qt sets the class name to argv[0] by default -- so qjackctl should already
have
> its class set sensibly (or semi-sensibly -- it's called qjackctl.real on
Debian
> because there's a wrapper script that runs qjackctl; Ubuntu may have the
> same thing).
> 
> You can use xprop to see what the class has been set to: run xprop, click
on
> the qjackctl window, and look for WM_CLASS in the output.
> I'd be a bit surprised if it's not getting set at all, but maybe it's set
to
> something unusual, or Unity's doing something more magical than you
> think...
> 
> --
> Adam Sampson <ats at offog.org>                         <http://offog.org/>
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