Re: GtkSocket bug ? and patch

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Hi,


On Thu, 24 Mar 2005 15:51:21 +0100, Jochen.Baier@xxxxxxxxxxxxxxxxxxxxx
<Jochen.Baier@xxxxxxxxxxxxxxxxxxxxx> wrote:
> Quoting KC <kcc1967@xxxxxxxxx>:
> 
> > Hi,
> >
> >
> > On Thu, 24 Mar 2005 07:49:23 -0500, Owen Taylor <otaylor@xxxxxxxxxx> wrote:
> > > On Thu, 2005-03-24 at 18:43 +0800, KC wrote:
> > > > Hi,
> > > >
> > > > Let me describe the problem first.  I wrote a simple test program,
> > > > gdk_socket_add_id.c, and try to steal a legacy X app., xeyes.
> > > >
> > > > I'm using Fedora Core 2 (with gtk+-2.4.14).  The procedure is as
> > > > following:
> > > >
> > > > > xeyes & <CR>
> > > > > xwininfo <CR> ..... then click on xeyes, I get WID, eg 0x2c00007.
> > > > > gdk_socket_add_id 0x2c00007 <CR>
> > > >
> > > > The result is two windows instead of one (xeyes embedded in embedder),
> > > > but xeyes will resize if I resize the embedder.  Looks like xeyes
> > > > does been controlled by embedder ... but reparent is not working.
> > >
> > > plug/socket is not designed for stealing, which is impossible to get
> > > entirely right. It's designed for a pair of a cooperating embedder
> > > (GtkSocket, say) and client (GtkPlug) speaking the XEMBED protocol.
> > >
> > > Regards,
> > >                                                 Owen
> > >
> >
> > I agree.  As far as I know, GtkSocket/GtkPlug are been used a lot in Bonoboo
> > and probably designed for Bonoboo (this I'm not sure).
> > However, the problem I mentioned did not related to both GtkSocket/GtkPlug,
> > it's X reparent problem.  I just want to know if the patch I posted worthy
> > to
> > apply or does XReparentWindow() do have such problem for some window
> > managers.
> >
> > And IMHO, although GtkSocket/GtkPlug may not design for kidnapping legacy
> > X applications ... it does work fine for such purpose.   Specially, when
> > using
> > such trick for text based interactive utilities such as gnuplot, GNU
> > Octave, Maxima ... etc
> > most of them don't know what's XEmbed protocal ... but they do worth
> > to kidnap :-)
> >
> >
> 
> hi,
> 
> you can look on the code from my program alltray
> (http://alltray.sourceforge.net/). version 0.1 uses gtksocket stuff, all others
> direct xlib calls. (focus works better with handmade reparent, drag n drop does
> not). Alltray waits till the window changed the state to withdrawn before it
> reparents. (http://tronche.com/gui/x/icccm/sec-4.html#s-4.2.1)
> 
> regards jochen

There are a lot of useful trick in alltray ... Thanks.

Regards
KC

> 
>
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