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# Orca
#
# Copyright 2005-2008 Sun Microsystems Inc.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., Franklin Street, Fifth Floor,
# Boston MA 02110-1301 USA.
"""Custom script for liferea."""
import orca.debug as debug
import orca.default as default
import orca.braille as braille
import orca.orca_state as orca_state
import orca.speech as speech
import orca.eventsynthesizer as eventsynthesizer
import pyatspi
from orca.orca_i18n import _ # for gettext support
__id__ = "$Id$"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2005-2008 Sun Microsystems Inc."
__license__ = "LGPL"
class Script(default.Script):
def __init__(self, app):
"""Creates a new script for the given application.
Arguments:
- app: the application to create a script for.
"""
default.Script.__init__(self, app)
# Set the debug level for all the methods in this script.
#
self.debugLevel = debug.LEVEL_FINEST
def onNameChanged(self, event):
# Since we haven't feed back informationb when the
# "work online/offline" status changes, we speech/braille the
# statusbar content which is the the information that sets the
# work online or work offline mode.
#
if event.source.getRole() != pyatspi.ROLE_STATUS_BAR:
default.Script.onNameChanged(self, event)
return
rolesList = [pyatspi.ROLE_PUSH_BUTTON,
pyatspi.ROLE_FILLER,
pyatspi.ROLE_FILLER,
pyatspi.ROLE_FRAME]
# We only speak the statusbar's changes when the application is
# with the focus and is the "work online/offline button is focused.
#
if self.isDesiredFocusedItem(orca_state.locusOfFocus, rolesList):
speech.stop()
speech.speak(event.source.name)
braille.displayMessage(event.source.name)
def locusOfFocusChanged(self, event, oldLocusOfFocus, newLocusOfFocus):
"""Called when the visual object with focus changes.
Arguments:
- event: if not None, the Event that caused the change
- oldLocusOfFocus: Accessible that is the old locus of focus
- newLocusOfFocus: Accessible that is the new locus of focus
"""
brailleGen = self.brailleGenerator
speechGen = self.speechGenerator
debug.printObjectEvent(self.debugLevel,
event,
debug.getAccessibleDetails(event.source))
# Here we handle the case when focus is in the "Work online/offline"
# button near the status bar that has an image without a description.
# We speak and braille "Online/Offline button" here, until the
# developer of the application adds a description to the images
# associated with the button, which shows the online or offline
# work mode.
#
rolesList = [pyatspi.ROLE_PUSH_BUTTON,
pyatspi.ROLE_FILLER,
pyatspi.ROLE_FILLER,
pyatspi.ROLE_FRAME]
# We are checking if the button with the focus is the button to
# turn on/off the work mode in liferea. This push button is
# hierarchically located in the main window of the application
# (frame), inside a filler and inside another filler.
#
if self.isDesiredFocusedItem(event.source, rolesList):
# If we are focusing this button we construct a utterance and
# a braille region to speak/braille "online/offline button".
# Here we declare utterances and add the localized string
# "online/offline".
#
utterances = []
utterances.append(_("Work online / offline"))
# Here we extend the utterances with the speech generator for
# the object with focus (the push button).
#
utterances.extend(speechGen.generateSpeech(event.source))
# Finally we speak/braille the utterances/regions.
#
speech.speak(utterances)
regions = brailleGen.generateBraille(event.source)
regions[0].insert(0, braille.Region(utterances[0] + " "))
braille.displayRegions(regions)
return
# Here we handle the case when the focus is in the headlines table.
# See comment #3 of bug #350233.
# http://bugzilla.gnome.org/show_bug.cgi?id=350233
#
if orca_state.locusOfFocus.getRole() == \
pyatspi.ROLE_TABLE_COLUMN_HEADER:
table = event.source.parent
cells = self.findByRole(table, pyatspi.ROLE_TABLE_CELL)
eventsynthesizer.clickObject(cells[1], 1)
default.Script.locusOfFocusChanged(self, event,
oldLocusOfFocus, newLocusOfFocus)
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