Current File : //usr/lib/python3/dist-packages/orca/scripts/apps/pidgin/script_utilities.py
# Orca
#
# Copyright 2010 Joanmarie Diggs.
#
# 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.
"""Commonly-required utility methods needed by -- and potentially
customized by -- application and toolkit scripts. They have
been pulled out from the scripts because certain scripts had
gotten way too large as a result of including these methods."""
__id__ = "$Id$"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2010 Joanmarie Diggs."
__license__ = "LGPL"
import gi
gi.require_version("Atspi", "2.0")
from gi.repository import Atspi
import orca.scripts.toolkits.gtk as gtk
from orca.ax_object import AXObject
from orca.ax_table import AXTable
from orca.ax_utilities import AXUtilities
class Utilities(gtk.Utilities):
def getExpanderCellFor(self, obj):
if not self._script.chat.isInBuddyList(obj):
return None
if AXUtilities.is_expandable(obj):
return obj
if not AXUtilities.is_table_cell(obj):
return None
parent = AXObject.get_parent(obj)
if AXUtilities.is_table_cell(parent):
obj = parent
candidate = AXObject.get_previous_sibling(obj)
if AXUtilities.is_expandable(candidate):
return candidate
return None
def childNodes(self, obj):
"""Gets all of the children that have RELATION_NODE_CHILD_OF pointing
to this expanded table cell. Overridden here because the object
which contains the relation is in a hidden column and thus doesn't
have a column number.
Arguments:
-obj: the Accessible Object
Returns: a list of all the child nodes
"""
if not self._script.chat.isInBuddyList(obj):
return super().childNodes(obj)
if not AXUtilities.is_expanded(obj):
return []
parent = AXTable.get_table(obj)
if parent is None:
return []
nodes = []
row, col = AXTable.get_cell_coordinates(obj)
# increment the column because the expander cell is hidden.
col += 1
nodeLevel = self.nodeLevel(obj)
# Candidates will be in the rows beneath the current row.
# Only check in the current column and stop checking as
# soon as the node level of a candidate is equal or less
# than our current level.
#
for i in range(row + 1, AXTable.get_row_count(parent, prefer_attribute=False)):
cell = AXTable.get_cell_at(parent, i, col)
nodeCell = AXObject.get_previous_sibling(cell)
relation = AXObject.get_relation(nodeCell, Atspi.RelationType.NODE_CHILD_OF)
if not relation:
continue
nodeOf = relation.get_target(0)
if self.isSameObject(obj, nodeOf):
nodes.append(cell)
elif self.nodeLevel(nodeOf) <= nodeLevel:
break
return nodes
def nodeLevel(self, obj):
if not self._script.chat.isInBuddyList(obj):
return super().nodeLevel(obj)
return super().nodeLevel(AXObject.get_previous_sibling(obj))
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