def sleep_on_lid_close(self):
log('Checking if should go to sleep')
if not self.__is_lid_closed():
log('Not going to sleep, lid open')
return
p = Power()
if p.is_on_ac():
log('Not going to sleep, on AC')
return
d = Display()
if d.is_using_external_display():
log('Not going to sleep, external monitor on')
return
dirs = os.listdir('/tmp')
for d in dirs:
if not re.match('^pulse-\w+$', d):
continue
pidfile = '/tmp/{}/pid'.format(d)
if not os.path.isfile(pidfile):
continue
with open(pidfile, 'r') as f:
pid = int(f.read().strip())
try:
p = psutil.Process(pid)
except psutil.NoSuchProcess:
continue
if p.name() == 'pulseaudio':
pa = PulseAudio(user=p.username())
if pa.is_in_use():
log('Not going to sleep, audio playing')
return
self.suspend()
def powersave(self):
log('Setting power state to powersave')
if self.__uses_pstate():
self.__cpufreq('performance')
self.__pstate(0, 0)
else:
self.__cpufreq('powersave')
S.run('sudo pm-powersave true')
def __on_switch(self):
try:
cmd = self.__conf.get('OnSwitch', 'command')
except:
# No `OnSwitch` section.
cmd = None
if cmd is not None:
log(cmd)
S.run(cmd, shell=True)
def __on_switch(self):
try:
cmd = self.__conf.get('OnSwitch', 'command')
except:
# No `OnSwitch` section.
cmd = None
if cmd is not None:
log(cmd)
S.run(cmd, shell = True)
def __sleep(self, sleep_type, can_sleep, go_sleep):
if can_sleep():
log('Going to {}', sleep_type)
self.__iface.AboutToSleep('')
self.lock()
try:
go_sleep()
pass
except: # ignore reply timeout errors and stuff.
pass
self.__on_resume()
log('Got out of {}, normal operation resumed', sleep_type)
else:
stderr('{} is not supported on your hardware.', sleep_type)
def switch(self, mode):
log('Switching to {} display mode', mode)
if mode not in self.__modes:
log('{} display mode is not defined', mode)
return
# Commands that will be run.
cmds = []
# Command to turn requested displays on.
on = ['xrandr']
# Command to turn all other displays off.
off = ['xrandr']
# On and off commands are separate because most laptop video cards are
# limited to only two displays at a time. Turning displays off and on
# with one xrandr command will fail.
d = self.__displays.copy()
for display in self.__conf.options(mode):
d.remove(display)
pos = self.__conf.get(mode, display)
on.append('--output')
on.append(display)
on.append('--auto')
if pos == 'main':
on.append('--primary')
else:
on.append('--' + pos)
if display in self.__properties:
prop = self.__conf.get('Properties', display)
cmds.append(' '.join([
'xrandr --output',
display,
'--set',
'"' + prop.split(':')[0] + '"',
'"' + prop.split(':')[1] + '"'
]))
for display in d:
off.append('--output')
off.append(display)
off.append('--off')
cmds.append(' '.join(off))
cmds.append(' '.join(on))
cmds.append('xrandr --dpi 96')
for cmd in cmds:
log(cmd)
S.run(cmd)
self.__on_switch()
def switch(self, mode):
log('Switching to {} display mode', mode)
if mode not in self.__modes:
log('{} display mode is not defined', mode)
return
# Commands that will be run.
cmds = []
# Command to turn requested displays on.
on = ['xrandr']
# Command to turn all other displays off.
off = ['xrandr']
# On and off commands are separate because most laptop video cards are
# limited to only two displays at a time. Turning displays off and on
# with one xrandr command will fail.
d = self.__displays.copy()
for display in self.__conf.options(mode):
d.remove(display)
pos = self.__conf.get(mode, display)
on.append('--output')
on.append(display)
on.append('--auto')
if pos == 'main':
on.append('--primary')
else:
on.append('--' + pos)
if display in self.__properties:
prop = self.__conf.get('Properties', display)
cmds.append(' '.join([
'xrandr --output', display, '--set',
'"' + prop.split(':')[0] + '"',
'"' + prop.split(':')[1] + '"'
]))
for display in d:
off.append('--output')
off.append(display)
off.append('--off')
cmds.append(' '.join(off))
cmds.append(' '.join(on))
cmds.append('xrandr --dpi 96')
for cmd in cmds:
log(cmd)
S.run(cmd)
self.__on_switch()
def lock(self):
log('Locking screen')
cmd = 'sudo -u {} xscreensaver-command -lock'
S.run(cmd.format(S.get_xuser()))
# Wait for screensaver to appear.
time.sleep(5)
def performance(self):
log('Setting power state to performance')
self.__cpufreq('performance')
if self.__uses_pstate():
self.__pstate(0, 100)
S.run('sudo pm-powersave false')