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31 lines
1.1 KiB
31 lines
1.1 KiB
import subprocess
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import logging
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from .toggle import ToggleControl
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from .util import process_reaper, backoff
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__all__ = ['CaffeineControl']
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logger = logging.getLogger(__name__)
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class CaffeineControl(ToggleControl):
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def __init__(self, letter: str = 'c'):
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super().__init__(letter, False)
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def configure(self, argument_parser):
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argument_parser.add_argument('--caffeine-timeout',
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help='Time between user activity reports to xscreensaver (in seconds)',
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type=int,
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default=10)
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def bind_arguments(self, args):
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super().bind_arguments(args)
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self.periodic = process_reaper(backoff(self.args.caffeine_timeout)(self.__periodic))
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def __periodic(self):
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if self.state:
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logger.debug("Poking screensaver")
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return subprocess.Popen(['xscreensaver-command', '-deactivate'],
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stdin=subprocess.DEVNULL, stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL)
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