[pygtk] Segfault with set_set_scroll_adjustments_signals and gnome.ui
Herwig Hochleitner
hhochleitner at gmail.com
Sat Aug 30 04:54:36 WST 2008
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Hello!
My Custom DrawingArea keeps segfaulting me on being destroyed.
I traced it down to the following minimal example:
[PYTHON]
import gtk
import gobject
import gnome.ui
class CustomDrawingArea(gtk.DrawingArea):
__gsignals__ = {"set-scroll-adjustments" : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_BOOLEAN,
(gobject.TYPE_OBJECT,
gobject.TYPE_OBJECT))}
def __init__(self):
gtk.DrawingArea.__init__(self)
self.set_set_scroll_adjustments_signal("set-scroll-adjustments")
def do_set_scroll_adjustments(self, hadjustment, vadjustment):
return False
gobject.type_register(CustomDrawingArea)
if __name__ == "__main__":
win = gtk.Window()
swin = gtk.ScrolledWindow()
da = CustomDrawingArea()
win.add(swin)
swin.add(da)
win.show_all()
gtk.main()
[/PYTHON]
The segfault happens when deleting the window or removing the custom
widget from the scrolled window (in my application this happens
dynamically).
The segfault disappears as soon as I comment out either the "import
gnome.ui" statement or the "set_set_scroll_adjustments_signal" line
I'm using Ubuntu with the standard packages, so the error might not
occur on current versions, please verify.
my package versions are:
Python: 2.5.1-1ubuntu2
PyGtk: 2.12.0-0ubuntu2
PyGnome: 2.20.0-0ubuntu1
PyGobject: 2.14.0-0ubuntu1
regards
Herwig Hochleitner
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