[pygtk] PyGTK and multithreading

[regis]

You should call gtk.gdk.threads_init() before gtk.main() to enable
threads in your Gtk+ application.

Regards

Régis


Le jeudi 13 avril 2006 à 11:40 +0200, remi.sassolas at gmail.com a écrit :
> Hi,
> 
> I'm currently working on an graphical application designed with PyGTK
> (with the invaluable help of Glade).
> I would like to launch multiple instances of my application in
> threads, but I've got a problem.
> I only manage to have one instance running, the last one (the other
> ones freeze). 
> 
> I've found different tips on the net about this problem, but none of
> these solutions seem to meet my needs.
> Here is an smal example of what I'm trying to do :
> 
> # file Example.py :
> import threading
> import gobject 
> import gtk
> from gtk import glade
> 
> class MyThread(threading.Thread):
> 
>     def __init__(self, button):
>         super(MyThread, self).__init__()
>         self.quit = False
>         self.button = button 
> 
>     def run(self):
>         gobject.idle_add(self.button.create)
> 
> 
> class button:
> 
>     def __init__(self):
>         pass
>     
>     def create(self):
>         gl = glade.XML('button.glade') 
>         signals = {'on_button1_clicked':self.test,}
>         gl.signal_autoconnect(signals)
> 
>     def test(self, event):
>         print "test"
> 
> 
> gobject.threads_init()
> 
> b = button()
> t = MyThread(b)
> t.start()
> 
> b2 = button()
> t2 = MyThread(b2)
> t2.start()
> 
> gtk.main()
> # End of file
> 
> If you try it, you should become two windows, each one with a button
> but only one is running.
> Any idea of what's going wrong ?
> 
> Thanks in advance for any help provided !
> -- 
> Remi 
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