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# (C) Copyright 2005-2023 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 implementation of a dialog that allows the user to select a color.
"""
from .constant import OK
from .toolkit import toolkit_object
ColorDialog = toolkit_object("color_dialog:ColorDialog")
def get_color(parent, color, show_alpha=False):
""" Convenience function that displays a color dialog.
Parameters
----------
parent : toolkit control
The parent toolkit control for the modal dialog.
color : Color or color description
The initial Color object, rgb(a) tuple or a string holding a valid
color description.
show_alpha : bool
Whether or not to show alpha channel information.
Returns
-------
color : Color or None
The selected color, or None if the user made no selection.
"""
dialog = ColorDialog(parent=parent, color=color, show_alpha=show_alpha)
result = dialog.open()
if result == OK:
return dialog.color
else:
return None
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