<reponame>adamcvj/SatelliteTracker
# -----------------------------------------------------------------------------
#
#  Copyright (c) 2015, Enthought, Inc.
#  All rights reserved.
#
#  This software is provided without warranty under the terms of the BSD
#  license included in enthought/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 Int
from apptools.undo.api import AbstractCommand


class SimpleCommand(AbstractCommand):
    """ Simplest command possible operating on an integer. """

    name = "Increment by 1"

    data = Int

    def do(self):
        self.redo()

    def redo(self):
        self.data += 1

    def undo(self):
        self.data -= 1


class UnnamedCommand(SimpleCommand):
    name = ""

# -----------------------------------------------------------------------------
#
#  Copyright (c) 2015, Enthought, Inc.
#  All rights reserved.
#
#  This software is provided without warranty under the terms of the BSD
#  license included in enthought/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 Int
from apptools.undo.api import AbstractCommand


class SimpleCommand(AbstractCommand):
    """ Simplest command possible operating on an integer. """

    name = "Increment by 1"

    data = Int

    def do(self):
        self.redo()

    def redo(self):
        self.data += 1

    def undo(self):
        self.data -= 1


class UnnamedCommand(SimpleCommand):
    name = ""
# ----------------------------------------------------------------------------- # #  Copyright (c) 2015, Enthought, Inc. #  All rights reserved. # #  This software is provided without warranty under the terms of the BSD #  license included in enthought/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! # # ----------------------------------------------------------------------------- Simplest command possible operating on an integer.