Source code for envisage.ui.tasks.task_window_event

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# 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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# Thanks for using Enthought open source!
# Enthought library imports.
from traits.api import HasTraits, Instance, Vetoable

# Local imports.
from .task_window import TaskWindow


class TaskWindowEvent(HasTraits):
    """A task window lifecycle event."""

    #: The window that the event occurred on.
    window = Instance(TaskWindow)


class VetoableTaskWindowEvent(TaskWindowEvent, Vetoable):
    """A vetoable task window lifecycle event."""

    pass