Subject: bug#5828: 24.0.50; X toolkit and parent id

From: [email-masked] ([AvataR])
Date: Sun, 04 Apr 2010 12:00:40 +0300

> > There is the annoying problem with some WMs, when client sets parent
> > windows id  (PID XID) as NULL (0). You can see with wmctrl -lp, that GTK toolkit sets PID, and
> > athena, or something older - not.
> >
> > I try to search by myself, how to set up PID in lucid toolkit, but don't
> > have any success.
> >

> What is the problem?  _NET_WM_PID is not required and WMs must get by even
> if it is not set.

> 	Jan D.

This is not really big problem, but some WMs like matchbox/hildon
filter such windows. This behaviour can be fixed in WM, but I think
will be better if toolkit just set _NET_WM_PID