# # screensaver.py - Screensaver management methods and data # # Copyright (C) 2014 Red Hat, Inc. All rights reserved. # # This program 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 2 of the License, or # (at your option) any later version. # # This program 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 this program. If not, see . # # Author(s): David Shea # from pyanaconda import safe_dbus from gi.repository import GLib import logging log = logging.getLogger("anaconda") SCREENSAVER_SERVICE = "org.freedesktop.ScreenSaver" SCREENSAVER_PATH = "/org/freedesktop/ScreenSaver" SCREENSAVER_IFACE = "org.freedesktop.ScreenSaver" SCREENSAVER_INHIBIT_METHOD = "Inhibit" SCREENSAVER_UNINHIBIT_METHOD = "UnInhibit" SCREENSAVER_APPLICATION = "anaconda" SCREENSAVER_REASON = "Installing" def inhibit_screensaver(connection): """ Inhibit the screensaver idle timer. :param connection: A handle for the session message bus :type connection: Gio.DBusConnection :return: The inhibit ID or None :rtype: int or None """ try: inhibit_id = safe_dbus.call_sync(SCREENSAVER_SERVICE, SCREENSAVER_PATH, SCREENSAVER_IFACE, SCREENSAVER_INHIBIT_METHOD, GLib.Variant('(ss)', (SCREENSAVER_APPLICATION, SCREENSAVER_REASON)), connection) return inhibit_id[0] except safe_dbus.DBusCallError as e: log.info("Unable to inhibit the screensaver: %s", e) return None def uninhibit_screensaver(connection, inhibit_id): """ Re-enable the screensaver idle timer. :param connection: A handle for the session message bus :type connection: Gio.DBusConnection :param inhibit_id: The ID returned by the inhibit method :type inhibit_id: int """ try: safe_dbus.call_sync(SCREENSAVER_SERVICE, SCREENSAVER_PATH, SCREENSAVER_IFACE, SCREENSAVER_UNINHIBIT_METHOD, GLib.Variant('(u)', (inhibit_id,)), connection) except safe_dbus.DBusCallError as e: log.info("Unable to uninhibit the screensaver: %s", e)