def delete(self, widget):
dialog = Dialog.RemoveActivityDialog(self.wTree)
name, day, start, stop = dialog.run()
for i in self.user.activities_list:
list = i.getList(True)
if (name == list[0] and day == list[1] and start == list[2]
and stop == list[3]):
self.session.delete(i)
self.session.commit()
self.session.expire_all()
self.refresh()
print "delete"
