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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!
from traits.api import HasTraits, Instance
from pyface.tasks.dock_pane import DockPane
class TraitsDockPane(DockPane):
""" A DockPane that displays a Traits UI View.
"""
# TraitsDockPane interface ---------------------------------------------
#: The model object to view. If not specified, the pane is used instead.
model = Instance(HasTraits)
#: The UI object associated with the Traits view, if it has been
#: constructed.
ui = Instance("traitsui.ui.UI")
# ------------------------------------------------------------------------
# 'HasTraits' interface.
# ------------------------------------------------------------------------
def trait_context(self):
""" Use the model object for the Traits UI context, if appropriate.
"""
if self.model:
return {"object": self.model, "pane": self}
return super().trait_context()
# ------------------------------------------------------------------------
# 'ITaskPane' interface.
# ------------------------------------------------------------------------
def destroy(self):
""" Destroy the toolkit-specific control that represents the pane.
"""
# Destroy the Traits-generated control inside the dock control.
if self.ui is not None:
self.ui.dispose()
self.ui = None
# Destroy the dock control.
super().destroy()
# ------------------------------------------------------------------------
# 'IDockPane' interface.
# ------------------------------------------------------------------------
def create_contents(self, parent):
""" Create and return the toolkit-specific contents of the dock pane.
"""
self.ui = self.edit_traits(kind="subpanel", parent=parent)
return self.ui.control
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