Patch for GtkLayout (was: GnomeCanvas and zooming)

["Arjan J. Molenaar" <A J Molenaar xirion nl>]

Hi,

The zooming problem wasn't a problem related to GnomeCanvas directly. It was a lack of updating in
the gtk_layout_thaw() function. Here is a small patch:

------8<----------------------------------

--- gtklayout.c.orig	Wed Oct 17 15:27:06 2001
+++ gtklayout.c	Wed Oct 17 15:28:03 2001
@@ -516,7 +516,7 @@
 
   if (layout->freeze_count)
     if (!(--layout->freeze_count))
-      gtk_widget_draw (GTK_WIDGET (layout), NULL);
+      gtk_layout_adjustment_changed (NULL, layout);
 }
 
 /* Basic Object handling procedures

------------------------------>8------------

Regards,

Arjan

> From: Arjan J. Molenaar [mailto:A J Molenaar xirion nl]
> > From: Michael Meeks [mailto:michael ximian com]
> > On Tue, 16 Oct 2001, Arjan J. Molenaar wrote:
> > > I am coding on a library (DiaCanvas2) that uses the GnomeCanvas. I
> > > have no idea who is responsible for this library so I 
> send this mail
> > > to this list...
> > 
> >         Wow - it'd be great if the new Dia canvas could be more
> > substantialy based on the GnomeCanvas - good news.
> 
> I hope so, so far only the name is related to DIA, not the canvas ;-(.
> 
> > > It looks like GnomeCanvas has some diffculty with the 
> > zoom-in/zoom-out
> > > functionality. It does not refresh it's window properly. 
> I wonder if
> > > somebody is working on this right now (or maybe already 
> has a patch
> > > ;-), otherwise I am willing to look into this...
> > 
> >         Um; are you sure you have the latest CVS version ?
> 
> Yep.
> 
> > I fixed a few
> > bugs wrt. panning like this a little while back.
> >
> >         Either way - no-one is working on it particularly at 
> > the moment,
> > so the field is clear for your fixes :-)
> 
> I'll give it my best shot.
> 
> Thanks,
> 
> Arjan
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