Attachment 326263 Details for Bug 546845

Python script to fix hotkeys

softkeys.py (text/x-python), 6.85 KB, created by Axel Braun on 2009-11-09 12:18:18 UTC

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Creator: Axel Braun

Created: 2009-11-09 12:18:18 UTC

Size: 6.85 KB

patch

obsolete

>#!/usr/bin/env python
># -*- coding: utf-8 -*-
># Copyright: 2009 by Tillmann Falck <tillmann _at_ falcken _dot_ de>
># License: GPL v2 or later
>
>from Xlib.display import Display
>from Xlib import X
>from Xlib.protocol.event import KeyPress
>import sys
>import dbus
>import os
>
>XF86Sleep = 150
>XF86Standby = 213
>XF86Screensaver = 160
>XF86Battery = 244
>XF86Display = 235
>KeyUndock = 202
>
>keys = [XF86Sleep, XF86Standby, XF86Screensaver, XF86Battery, XF86Display, KeyUndock]
>
>def callDisplay():
> try:
> bus = dbus.SessionBus()
> kephal = dbus.Interface(bus.get_object('org.kde.Kephal', '/modules/kephal/Outputs'), \
> dbus_interface='org.kde.Kephal.Outputs')
> 
> outputs = kephal.outputIds()
>
> possibleOutputs = [x for x in outputs if kephal.isConnected(x)]
> currentOutputs = [x for x in outputs if kephal.isActivated(x)]
>
> if len(currentOutputs) > 1:
> # more than one output active switch to single first possible one
> setPossible = set(possibleOutputs[1:])
> setCurrent = set(currentOutputs)
> s = 'xrandr --output %s --auto ' % possibleOutputs[0]
> for x in setPossible & setCurrent:
>	s += '--output %s --off' % x
> elif len(currentOutputs) == 0:
> # big problem on my system, I won't be able to activate one but lets try anyway
> s = 'xrandr --output %s --auto' % possibleOutputs[0]
> else:
> # active next output if last, activate all
> if currentOutputs[0] in possibleOutputs:
>	pos = possibleOutputs.index(currentOutputs[0])
>	newOutputs = possibleOutputs[pos+1:]
> else:
>	pos = outputs.index(currentOutputs[0])
>	newOutputs = [x for x in outputs[pos+1:] if x in possibleOutputs]
>
> if len(newOutputs) > 0:
>	# activate next
>	s = 'xrandr --output %s --auto --output %s --off' % (newOutputs[0], currentOutputs[0])
> else:
>	# activate all
>	s = 'xrandr '
>	for x in possibleOutputs:
>	 s += '--output %s --auto ' % x
>
> os.system(s)
> except:
> print >>sys.stderr, 'Error while trying to change output, try full auto'
> os.system('xrandr --auto')
>
>def acStats(bus):
> ac = bus.get_object( \
> 'org.freedesktop.Hal', \
> '/org/freedesktop/Hal/devices/computer_power_supply_ac_adapter_AC')
> if ac.GetProperty('ac_adapter.present', dbus_interface='org.freedesktop.Hal.Device'):
> s = 'AC adapter connected '
> else:
> s = 'AC adapter disconnected '
> return s
> 
>def batStats(bus, n):
> bat = dbus.Interface( \
> bus.get_object( 'org.freedesktop.Hal', \
> '/org/freedesktop/Hal/devices/computer_power_supply_battery_BAT%d' % n), \
> dbus_interface='org.freedesktop.Hal.Device')
> 
> batLevel = bat.GetProperty('battery.charge_level.percentage')
> batCharging = bat.GetProperty('battery.rechargeable.is_charging')
> batDischarging = bat.GetProperty('battery.rechargeable.is_discharging')
>
> if batCharging:
> s = 'Battery %d level %d%% and charging ' % (n+1, batLevel)
> elif batDischarging:
> s = 'Battery %d level %d%% and discharging ' % (n+1, batLevel)
> else:
> s = 'Battery %d level %d%% ' % (n+1, batLevel)
> return s
>
>def callBattery():
> try:
> sessBus = dbus.SessionBus()
> sysBus = dbus.SystemBus()
> 
> hal = dbus.Interface( \
> sysBus.get_object('org.freedesktop.Hal', \
> '/org/freedesktop/Hal/Manager'), \
> dbus_interface='org.freedesktop.Hal.Manager')
> 
> if hal.DeviceExists('/org/freedesktop/Hal/devices/computer_power_supply_ac_adapter_AC'):
> ac = acStats(sysBus)
> else:
> ac = ''
> 
> bat = []
> for n in xrange(5):
> if hal.DeviceExists('/org/freedesktop/Hal/devices/computer_power_supply_battery_BAT%d' % n):
> bat.append(batStats(sysBus, n))
> 
> status = ac + reduce(str.__add__, bat, '')
> 
> ea = dbus.Array([], 's')
> notify = sessBus.get_object('org.freedesktop.Notifications', '/org/freedesktop/Notifications')
> notify.Notify('battery information', 0, '', 'Battery Information', \
> status[:-6], \
> ea, \
> ea, \
> 5000, \
> dbus_interface='org.freedesktop.Notifications')
> except:
> print >>sys.stderr, 'No notifications or no information'
>
>def callScreensaver():
> try:
> bus = dbus.SessionBus()
> screensaver = bus.get_object('org.freedesktop.ScreenSaver', '/ScreenSaver')
> screensaver.Lock(dbus_interface='org.freedesktop.ScreenSaver')
> except:
> print >>sys.stderr, 'Found no way to lock screen'
>
>def callHibernate():
> try:
> bus = dbus.SessionBus()
> powermanager = bus.get_object('org.freedesktop.PowerManagement', '/org/freedesktop/PowerManagement')
> powermanager.Hibernate(dbus_interface='org.freedesktop.PowerManagement')
> return
> except:
> pass
> try:
> bus = dbus.SystemBus()
> computer = bus.get_object('org.freedesktop.Hal', '/org/freedesktop/Hal/devices/computer')
> computer.Hibernate(dbus_interface='org.freedesktop.Hal.Device.SystemPowerManagement')
> except:
> print >>sys.stderr, 'Found no way to hibernate system'
>
>def callSuspend():
> try:
> bus = dbus.SessionBus()
> powermanager = bus.get_object('org.freedesktop.PowerManagement', '/org/freedesktop/PowerManagement')
> powermanager.Suspend(dbus_interface='org.freedesktop.PowerManagement')
> return
> except:
> pass
> try:
> bus = dbus.SystemBus()
> computer = bus.get_object('org.freedesktop.Hal', '/org/freedesktop/Hal/devices/computer')
> computer.Suspend(0, dbus_interface='org.freedesktop.Hal.Device.SystemPowerManagement')
> except:
> print >>sys.stderr, 'Found no way to suspend system'
> 
>def callUndock():
> try:
> bus = dbus.SystemBus()
> 
> hal = dbus.Interface( \
> bus.get_object('org.freedesktop.Hal', \
> '/org/freedesktop/Hal/Manager'), \
> dbus_interface='org.freedesktop.Hal.Manager')
> 
> for n in xrange(5):
> if hal.DeviceExists('/org/freedesktop/Hal/devices/platform_dock_%d' % n):
> dock = bus.get_object( \
> 'org.freedesktop.Hal', \
> '/org/freedesktop/Hal/devices/platform_dock_%d' % n)
> if dock.GetProperty('info.docked', dbus_interface='org.freedesktop.Hal.Device'):
> dock.Undock(dbus_interface='org.freedesktop.Hal.Device.DockStation')
> except:
> print >>sys.stderr, 'Failed to undock'
>
>def processEvent(event):
> if not isinstance(event, KeyPress):
> return
>
> if event.detail == XF86Display:
> callDisplay()
> elif event.detail == XF86Battery:
> callBattery()
> elif event.detail == XF86Screensaver:
> callScreensaver()
> elif event.detail == XF86Standby:
> callHibernate()
> elif event.detail == XF86Sleep:
> callSuspend()
> elif event.detail == KeyUndock:
> callUndock()
> else:
> print >>sys.stderr, "Key %d not handeled" % event.detail
>
>def main():
> # current display
> disp = Display()
> root = disp.screen().root
>
> # we tell the X server we want to catch keyPress event
> root.change_attributes(event_mask = X.KeyPressMask)
>
> for key in keys:
> root.grab_key(key, X.AnyModifier, 1, X.GrabModeAsync, X.GrabModeAsync)
>
> while 1:
> event = root.display.next_event()
> processEvent(event)
>
>if __name__ == '__main__':
> main()

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Attachments on bug 546845: 325084 | 326263