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# (C) Copyright 2005-2025 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
""" The base class for all state factories. """
# Enthought library imports.
from traits.api import HasPrivateTraits
class StateFactory(HasPrivateTraits):
"""The base class for all state factories.
A state factory accepts an object and returns some data representing the
object that is suitable for storing in a particular context.
"""
###########################################################################
# 'StateFactory' interface.
###########################################################################
def get_state_to_bind(self, obj, name, context):
"""Returns the state of an object for binding.
Returns None if the factory cannot create the state (ie. it does not
recognise the object passed to it).
"""
raise NotImplementedError
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