def __init__(self, txt):
QListWidgetItem.__init__(self, txt)
self.initial_value = txt
self.current_value = txt
self.previous_value = txt
def __init__(self, text, user_data=None):
QListWidgetItem.__init__(self, text)
self.user_data = user_data
def __init__(self, rule, parent):
QListWidgetItem.__init__(self, '', parent)
st = self.text_from_rule(rule, parent)
self.setData(RENDER_ROLE, st)
self.setData(DATA_ROLE, rule)
