input-remapper/bin/key-mapper-gtk

#!/usr/bin/python3
# -*- coding: utf-8 -*-
# key-mapper - GUI for device specific keyboard mappings
# Copyright (C) 2020 sezanzeb <proxima@hip70890b.de>
#
# This file is part of key-mapper.
#
# key-mapper is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# key-mapper is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with key-mapper.  If not, see <https://www.gnu.org/licenses/>.


"""Starts the user interface."""


import sys
import atexit
from argparse import ArgumentParser

import gi
gi.require_version('Gtk', '3.0')
gi.require_version('GLib', '2.0')
from gi.repository import Gtk, GLib

from keymapper.logger import update_verbosity, log_info
from keymapper.gtk.window import Window
from keymapper.daemon import Daemon
from keymapper.dev.permissions import can_read_devices


try:
    from rich.traceback import install
    install(show_locals=True)
except ImportError:
    pass


if __name__ == '__main__':
    parser = ArgumentParser()
    parser.add_argument(
        '-d', '--debug', action='store_true', dest='debug',
        help='Displays additional debug information',
        default=False
    )

    options = parser.parse_args(sys.argv[1:])
    update_verbosity(options.debug)
    log_info()

    can_read_devices()

    window = Window()

    def stop():
        if isinstance(window.dbus, Daemon):
            # it created its own temporary daemon inside the process
            # because none was running
            window.dbus.stop()

        window.on_close()

    atexit.register(stop)

    Gtk.main()