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# (C) Copyright 2007-2023 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!
# Enthought library imports.
from pyface.image_resource import ImageResource
from pyface.tasks.api import TaskWindow as PyfaceTaskWindow
from traits.api import Instance, Property
class TaskWindow(PyfaceTaskWindow):
"""A TaskWindow for use with the Envisage Tasks plugin."""
#: The application that created and is managing this window.
application = Instance("envisage.ui.tasks.api.TasksApplication")
#: The window's icon. We override it so it can delegate to the application
#: icon if the window's icon is not set.
icon = Property(Instance(ImageResource), observe="_icon")
#### Protected interface ##################################################
_icon = Instance(ImageResource, allow_none=True)
###########################################################################
# Protected 'TaskWindow' interface.
###########################################################################
def _get_title(self):
"""If the application has a name, add it to the title. Otherwise,
behave like the base class.
"""
if self._title or self.active_task is None:
return self._title
title = self.active_task.name
if self.application.name:
form = "%s - %s"
title = form % (title, self.application.name)
return title
def _get_icon(self):
"""If we have an icon return it, else delegate to the application."""
if self._icon is not None:
return self._icon
elif self.application is not None:
return self.application.icon
else:
return None
def _set_icon(self, icon):
"""Explicitly set the icon to use. None is allowed."""
self._icon = icon
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