monitor-menu.py


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#!/usr/bin/env python3

from os.path import expanduser

import dialog
import json
import subprocess

d = dialog.Dialog()

class MonitorMenu():
    def __init__(self, config_file='~/.config/monitor-profiles.json'):
        with open(expanduser(config_file)) as fd:
            self.profiles = json.load(fd)

    def run(self):
        choices = []

        i = 0
        for p in self.profiles:
            choices.append((str(i), p['name']))
            i += 1

        code, profile_idx = d.menu('Select the profile you want to use.', choices=choices)

        if code == d.ESC or code == d.CANCEL:
            return

        profile = self.profiles[int(profile_idx)]

        # We build the command line starting from just "xrandr" and adding arguments.
        cmd = ['xrandr']

        try:
            cmd += profile['xrandr-opts']
        except KeyError:
            pass

        for monitor in profile['monitors']:
            cmd += monitor['xrandr-opts']

        subprocess.run(cmd)


def main():
    menu = MonitorMenu()

    menu.run()

if __name__ == '__main__':
    main()