Current File : //lib/python3/dist-packages/orca/scripts/apps/evolution/braille_generator.py
# Orca
#
# Copyright (C) 2015 Igalia, S.L.
#
# 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.
__id__ = "$Id$"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2015 Igalia, S.L."
__license__ = "LGPL"
import orca.braille as braille
import orca.braille_generator as braille_generator
import orca.scripts.toolkits.WebKitGtk as WebKitGtk
class BrailleGenerator(WebKitGtk.BrailleGenerator, braille_generator.BrailleGenerator):
def __init__(self, script):
super().__init__(script)
self._cache = {}
def _isMessageListToggleCell(self, obj):
cached = self._cache.get(hash(obj), {})
rv = cached.get("isMessageListToggleCell")
if rv is None:
rv = self._script.utilities.isMessageListToggleCell(obj)
cached["isMessageListToggleCell"] = rv
self._cache[hash(obj)] = cached
return rv
def _generateRealActiveDescendantDisplayedText(self, obj, **args):
if self._isMessageListToggleCell(obj):
return []
return super()._generateRealActiveDescendantDisplayedText(obj, **args)
def generateBraille(self, obj, **args):
self._cache = {}
result, focusedRegion = super().generateBraille(obj, **args)
self._cache = {}
if not result or focusedRegion != result[0]:
return [result, focusedRegion]
def hasObj(x):
return isinstance(x, (braille.Component, braille.Text))
def isObj(x):
return self._script.utilities.isSameObject(obj, x.accessible)
matches = [r for r in result if hasObj(r) and isObj(r)]
if matches:
focusedRegion = matches[0]
return [result, focusedRegion]
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