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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 interface for a dialog that allows the user to select a color. """
import wx
from traits.api import Bool, provides
from pyface.color import Color
from pyface.ui_traits import PyfaceColor
from pyface.i_color_dialog import IColorDialog
from .dialog import Dialog
# The WxPython version in a convenient to compare form.
wx_version = tuple(int(x) for x in wx.__version__.split('.')[:3])
@provides(IColorDialog)
class ColorDialog(Dialog):
""" A dialog for selecting colors.
"""
# 'IColorDialog' interface ----------------------------------------------
#: The color in the dialog.
color = PyfaceColor()
#: Whether or not to allow the user to chose an alpha value. Only works
#: for wxPython 4.1 and higher.
show_alpha = Bool(False)
# ------------------------------------------------------------------------
# 'IDialog' interface.
# ------------------------------------------------------------------------
def _create_contents(self, parent):
# In wx this is a canned dialog.
pass
# ------------------------------------------------------------------------
# 'IWindow' interface.
# ------------------------------------------------------------------------
def close(self):
colour_data = self.control.GetColourData()
wx_colour = colour_data.GetColour()
self.color = Color.from_toolkit(wx_colour)
super(ColorDialog, self).close()
# ------------------------------------------------------------------------
# 'IWidget' interface.
# ------------------------------------------------------------------------
def _create_control(self, parent):
wx_colour = self.color.to_toolkit()
data = wx.ColourData()
data.SetColour(wx_colour)
if wx_version >= (4, 1):
data.SetChooseAlpha(self.show_alpha)
dialog = wx.ColourDialog(parent, data)
return dialog
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