def __init__(self, parent: StringVar, start_index: int, end_index: int):
StringVar.__init__(self)
self.__parent = parent
self.__start = start_index
self.__end = end_index
self.__parent.trace("w", self.__change_parent_callback)
self.trace("w", self.__change_callback)
def __init__(self):
StringVar.__init__(self)
self.history = []
def __init__(self, *args, **kw):
StringVar.__init__(self, *args, **kw)
self.output_categories = []
self.input_categories = []
def __init__(self):
self.history = []
StringVar.__init__(self)
def undo(self):
if len(self.history) > 1:
self.history = self.history[:-1]
StringVar.__init__(self, value=self.history[-1])
def set(self, value):
if value not in self.history:
StringVar.__init__(self, value=value)
self.history.append(value)
def __init__(self, *args, **kw):
StringVar.__init__(self, *args, **kw)
self.output_categories = []
self.input_categories = []
def __init__(self):
StringVar.__init__(self)
self._h_list = []
def __init__(self):
StringVar.__init__(self)
self._history = []
