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#!/usr/bin/env python3
'''
monitor-menu.py
Usage:
monitor-menu.py [options]
monitor-menu.py [options] <profile>
Options:
--loglevel=LOGLEVEL Set the log level [default: info]
'''
import json
import logging
from os.path import expanduser
import subprocess
import dialog
import docopt
class MonitorMenu():
def __init__(self, config_file='~/.config/monitor-profiles.json'):
with open(expanduser(config_file)) as fh:
self.profiles = json.load(fh)
self.d = dialog.Dialog()
def run(self, profile_idx=None):
choices = []
if profile_idx is None:
i = 0
for p in self.profiles:
choices.append((str(i), p['name']))
i += 1
code, profile_idx = self.d.menu(
'Select the profile you want to use.',
choices=choices)
if code in (self.d.ESC, self.d.CANCEL):
return
profile = self.profiles[int(profile_idx)]
# We build the command line starting from just "xrandr" and adding
# arguments.
xrandr_cmd = ['xrandr']
feh_cmd = ['feh', '--bg-fill']
try:
xrandr_cmd += profile['xrandr-opts']
except KeyError:
pass
for monitor in profile['monitors']:
xrandr_cmd.extend(monitor['xrandr-opts'])
if monitor.get('background') is not None:
feh_cmd.append(monitor['background']);
logging.debug("Executing: %s", xrandr_cmd)
subprocess.run(xrandr_cmd, check=False)
logging.debug("Executing: %s", feh_cmd)
subprocess.run(feh_cmd, check=False)
def main(argv=None):
args = docopt.docopt(__doc__, version='1', argv=argv)
menu = MonitorMenu()
numeric_level = getattr(logging, args["--loglevel"].upper(), None)
if not isinstance(numeric_level, int):
raise ValueError(f"invalid log level: {args['--loglevel']}")
logging.basicConfig(level=numeric_level)
try:
if '<profile>' in args and args['<profile>'] is not None:
menu.run(int(args['<profile>']))
else:
menu.run()
except ValueError as e:
raise docopt.DocoptExit(str(e))
if __name__ == '__main__':
main()
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