libegg code in gnome-python-extra has a bug about transparency for tray icons. The problem (with the patch) is described here: http://bugzilla.gnome.org/show_bug.cgi?id=150726 The patch isn't applied against the file egg/tray/eggtrayicon.c in gnome-python-extra (and the same error exists in Gnome CVS code). Run examples/egg/trayicon.py to show the problem.
Created attachment 99044 [details, diff] eggtrayicon.diff The patch found in Gnome bugzilla
bug-wranglers@gentoo.org
dev-python/gnome-python-extras-2.19 sports this fix and is stable on all arches, closing.