Current File : //usr/lib/python3/dist-packages/orca/scripts/apps/evince/script.py
# Orca
#
# Copyright 2013 The Orca Team.
#
# Author: Joanmarie Diggs <jdiggs@igalia.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser 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 evince."""
__id__ = "$Id$"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2013 The Orca Team."
__license__ = "LGPL"
from orca import focus_manager
from orca import keybindings
from orca import settings
from orca import settings_manager
from orca.scripts.toolkits import gtk
from orca.ax_utilities import AXUtilities
from orca.structural_navigation import StructuralNavigation
########################################################################
# #
# The evince script class. #
# #
########################################################################
class Script(gtk.Script):
def __init__(self, app):
"""Creates a new script for the given application.
Arguments:
- app: the application to create a script for.
"""
gtk.Script.__init__(self, app)
def setupInputEventHandlers(self):
"""Defines InputEventHandler fields for this script that can be
called by the key and braille bindings."""
gtk.Script.setupInputEventHandlers(self)
self.inputEventHandlers.update(self.structuralNavigation.get_handlers(True))
def getAppKeyBindings(self):
"""Returns the application-specific keybindings for this script."""
keyBindings = keybindings.KeyBindings()
layout = settings_manager.getManager().getSetting('keyboardLayout')
isDesktop = layout == settings.GENERAL_KEYBOARD_LAYOUT_DESKTOP
structNavBindings = self.structuralNavigation.get_bindings(
refresh=True, is_desktop=isDesktop)
for keyBinding in structNavBindings.keyBindings:
keyBindings.add(keyBinding)
return keyBindings
def getStructuralNavigation(self):
"""Returns the 'structural navigation' class for this script."""
types = self.getEnabledStructuralNavigationTypes()
return StructuralNavigation(self, types, True)
def getEnabledStructuralNavigationTypes(self):
"""Returns a list of the structural navigation object types
enabled in this script."""
enabledTypes = [StructuralNavigation.BUTTON,
StructuralNavigation.CHECK_BOX,
StructuralNavigation.COMBO_BOX,
StructuralNavigation.ENTRY,
StructuralNavigation.FORM_FIELD,
StructuralNavigation.HEADING,
StructuralNavigation.LINK,
StructuralNavigation.LIST,
StructuralNavigation.LIST_ITEM,
StructuralNavigation.PARAGRAPH,
StructuralNavigation.RADIO_BUTTON,
StructuralNavigation.TABLE,
StructuralNavigation.UNVISITED_LINK,
StructuralNavigation.VISITED_LINK]
return enabledTypes
def onCaretMoved(self, event):
"""Callback for object:text-caret-moved accessibility events."""
obj = event.source
if AXUtilities.is_focused(obj):
focus_manager.getManager().set_locus_of_focus(event, event.source, False)
gtk.Script.onCaretMoved(self, event)
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