File: window.py

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python-traitsgui 3.6.0-3
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#------------------------------------------------------------------------------
# Copyright (c) 2005, 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!
# 
# Author: Enthought, Inc.
# Description: <Enthought pyface package component>
#------------------------------------------------------------------------------


# Enthought library imports.
from enthought.traits.api import Any, Event, implements, Property, Unicode
from enthought.traits.api import Tuple

# Local imports.
from enthought.pyface.i_window import IWindow, MWindow
from enthought.pyface.key_pressed_event import KeyPressedEvent
from widget import Widget


class Window(MWindow, Widget):
    """ The toolkit specific implementation of a Window.  See the IWindow
    interface for the API documentation.
    """

    implements(IWindow)

    #### 'IWindow' interface ##################################################

    position = Property(Tuple)

    size = Property(Tuple)

    title = Unicode

    #### Events #####

    activated = Event

    closed =  Event

    closing =  Event

    deactivated = Event

    key_pressed = Event(KeyPressedEvent)

    opened = Event

    opening = Event

    #### Private interface ####################################################

    # Shadow trait for position.
    _position = Tuple((-1, -1))

    # Shadow trait for size.
    _size = Tuple((-1, -1))

    ###########################################################################
    # 'IWindow' interface.
    ###########################################################################

    def show(self, visible):
        pass

    ###########################################################################
    # Protected 'IWindow' interface.
    ###########################################################################

    def _add_event_listeners(self):
        pass

    ###########################################################################
    # Private interface.
    ###########################################################################

    def _get_position(self):
        """ Property getter for position. """

        return self._position

    def _set_position(self, position):
        """ Property setter for position. """

        old = self._position
        self._position = position

        self.trait_property_changed('position', old, position)

    def _get_size(self):
        """ Property getter for size. """

        return self._size

    def _set_size(self, size):
        """ Property setter for size. """

        old = self._size
        self._size = size

        self.trait_property_changed('size', old, size)

#### EOF ######################################################################