From: Kouhei Sutou <kou@...>
Date: 2006-10-12T22:56:21+09:00
Subject: Re: need help on: Linux Gnome2 Glade Cairo callback problem

Hi,

In <452da287$1_2@news.peopletelecom.com.au>
  "need help on: Linux Gnome2 Glade Cairo callback problem" on Thu, 12 Oct 2006 10:10:05 +0900,
  Mike Durham <mdurham@people.net.au> wrote:

> I have a Glade project main app window with a toolbar and 4 
> 'drawingarea's, into which I draw some test images using Cairo.
> After anywhere between 50 and 100 drawingarea updates I get the 
> following message when clicking on a toolbar button.
> 
> cairo_test_2.rb:147: warning: GRClosure invoking callback: already destroyed

I fixed this bug in CVS.

The following patch may solve this bug.

--- libglade2.rb	8 Jul 2006 16:45:15 -0000	1.13
+++ libglade2.rb	12 Oct 2006 13:50:17 -0000	1.14
@@ -40,6 +40,11 @@
     end
 
     if signal_proc
+      @sources ||= {}
+      @sources[source.object_id] = source
+      source.signal_connect("destroy") do |object|
+        @sources.delete(object.object_id)
+      end
       case signal_proc.arity
       when 0
         sig_conn_proc.call(signal) {signal_proc.call}


Thanks,
--
kou