# (C) Copyright 2004-2021 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
#
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""" Defines a completely empty editor, intended to be used as a spacer.
"""


import wx

from .editor import Editor


class NullEditor(Editor):
    """ A completely empty editor.
    """

    def init(self, parent):
        """ Finishes initializing the editor by creating the underlying toolkit
            widget.
        """
        self.control = control = wx.Window(parent, -1, size=wx.Size(1, 1))
        control.SetBackgroundColour(parent.GetBackgroundColour())

    def update_editor(self):
        """ Updates the editor when the object trait changes externally to the
            editor.
        """
        pass
