/usr/share/pyshared/XKit/xutils.py is in python-xkit 0.4.2.3build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# Copyright 2008 Alberto Milone <albertomilone@alice.it>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
from xorgparser import *
import sys
class XUtils(Parser):
'''
Subclass with higher-level methods
See xorgparser.Parser for the low-level methods
'''
def __init__(self, source=None):
Parser.__init__(self, source)
def checkNFixSection(self):
'''
Gathers information on one or more sections and try to fix
broken references to other sections.
'''
brokenReferences = self.getBrokenReferences()
for section in brokenReferences:
for reference in brokenReferences[section]:
self.makeSection(section, identifier=reference)
def getDriver(self, section, position):
'''
Get the driver in use in a section. If none is found it will return
false.
For further information see getValue
'''
option = 'Driver'
return self.getValue(section, option, position)
def setDriver(self, section, driver, position):
'''
Set the driver in use in a section.
'''
option = 'Driver'
self.addOption(section, option, driver, position=position)
def isDriverInSection(self, driver, sectionsList=None):
'''
Look for the driver in the Device sections.
Return True if the driver is found in each of the
specified sections, otherwise return False.
if sectionsList == None check all the Device sections
'''
if sectionsList == None:
sectionsList = self.globaldict['Device'].keys()
for section in sectionsList:
try:
if self.getDriver('Device', section) != driver:
return False
except OptionException:
#no references to the Device section
return False
return True
def getDevicesFromServerLayout(self, position):
'''
Look for references to Device sections in the Screen sections referred
to in the ServerLayout[position] section.
Return a list of references to the relevant Device sections
'''
devicesToCheck = []
references = self.getReferences('ServerLayout', position, ['Screen'])
if len(references['Screen']) > 0:
'''
Check all the device sections related to these Screen sections
references will look like {'Screen': ['Screen1', '0']}
'''
for reference in references['Screen']:
try:
screenPosition = self.getPosition('Screen', reference)#reference[1]
except IdentifierException:
continue
'''
get references to the Device sections in the Screen sections
'''
try:
deviceReferences = self.getReferences('Screen', screenPosition, ['Device'])
for device in deviceReferences['Device']:
devicePosition = self.getPosition('Device', device)#device[1]
devicesToCheck.append(devicePosition)
except OptionException:#no references to the Device section
pass
return devicesToCheck
def getDevicesInUse(self):
'''
If possible, return only the Device sections in use, otherwise return
all the Device sections.
This method supports old Xinerama setups and therefore looks for
references to Device sections in the ServerLayout section(s) and checks
only the default ServerLayout section provided than one is set in the
ServerFlags section.
'''
devicesToCheck = []
driverEnabled = False
serverLayout = self.globaldict['ServerLayout']
serverFlags = self.globaldict['ServerFlags']
serverLayoutLength = len(serverLayout)
serverFlagsLength = len(serverFlags)
if serverLayoutLength > 0:
if serverLayoutLength > 1:#More than 1 ServerLayout?
if serverFlagsLength > 0:#has ServerFlags
'''
If the ServerFlags section exists there is a chance that
a default ServerLayout is set.
If no ServerLayout is set, this might be intentional since
the user might start X with the -layout command line option.
'''
#See if it has a default ServerLayout
default = self.getDefaultServerLayout()
if len(default) == 1:
devicesToCheck = self.getDevicesFromServerLayout(default[0])
else:
for layout in serverLayout:
devicesToCheck += self.getDevicesFromServerLayout(layout)
else:
for layout in serverLayout:
devicesToCheck += self.getDevicesFromServerLayout(layout)
else:
devicesToCheck = self.getDevicesFromServerLayout(0)
#print 'devicesToCheck', devicesToCheck
if len(devicesToCheck) == 0:
#Check all the Device sections
devicesToCheck = self.globaldict['Device'].keys()
return devicesToCheck
def isDriverEnabled(self, driver):
'''
If possible, check only the Device sections in use, otherwise check
all the Device sections and see if a driver is enabled.
This method supports old Xinerama setups and therefore looks for
references to Device sections in the ServerLayout section(s) and checks
only the default ServerLayout section provided than one is set in the
ServerFlags section.
'''
devicesToCheck = self.getDevicesInUse()
driverEnabled = self.isDriverInSection(driver, sectionsList=devicesToCheck)
return driverEnabled#driverEnabled, devicesToCheck)
def getScreenDeviceRelationships(self):
'''
See which Screen sections are related to which Device sections
'''
relationships = {}
it = 0
for screen in self.globaldict['Screen']:
references = self.getReferences('Screen', it, reflist=['Device'])
device = references['Device'][0]
device = self.getPosition('Device', device)
relationships.setdefault(device)
relationships[device] = {}
relationships[device]['Screen'] = it
it += 1
return relationships
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