def set_data_source(self, lst):
dispose(self)
self.clear()
for item in lst:
self.append((item, ))
if interfaces.IBindingList.providedBy(lst):
self._ibinding_list = lst
lst.added.connect(self.on_add)
lst.removed.connect(self.on_remove)
lst.changed.connect(self.on_changed)
def __dispose__(self):
if self._ibinding_list is not None:
dispose(self._ibinding_list)
self._ibinding_list = None