74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
#
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# screensaver.py - Screensaver management methods and data
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#
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# Copyright (C) 2014 Red Hat, Inc. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Author(s): David Shea <dshea@redhat.com>
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#
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from pyanaconda import safe_dbus
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from gi.repository import GLib
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import logging
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log = logging.getLogger("anaconda")
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SCREENSAVER_SERVICE = "org.freedesktop.ScreenSaver"
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SCREENSAVER_PATH = "/org/freedesktop/ScreenSaver"
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SCREENSAVER_IFACE = "org.freedesktop.ScreenSaver"
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SCREENSAVER_INHIBIT_METHOD = "Inhibit"
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SCREENSAVER_UNINHIBIT_METHOD = "UnInhibit"
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SCREENSAVER_APPLICATION = "anaconda"
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SCREENSAVER_REASON = "Installing"
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def inhibit_screensaver(connection):
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"""
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Inhibit the screensaver idle timer.
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:param connection: A handle for the session message bus
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:type connection: Gio.DBusConnection
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:return: The inhibit ID or None
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:rtype: int or None
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"""
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try:
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inhibit_id = safe_dbus.call_sync(SCREENSAVER_SERVICE, SCREENSAVER_PATH, SCREENSAVER_IFACE,
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SCREENSAVER_INHIBIT_METHOD, GLib.Variant('(ss)',
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(SCREENSAVER_APPLICATION, SCREENSAVER_REASON)),
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connection)
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return inhibit_id[0]
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except safe_dbus.DBusCallError as e:
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log.info("Unable to inhibit the screensaver: %s", e)
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return None
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def uninhibit_screensaver(connection, inhibit_id):
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"""
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Re-enable the screensaver idle timer.
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:param connection: A handle for the session message bus
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:type connection: Gio.DBusConnection
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:param inhibit_id: The ID returned by the inhibit method
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:type inhibit_id: int
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"""
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try:
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safe_dbus.call_sync(SCREENSAVER_SERVICE, SCREENSAVER_PATH, SCREENSAVER_IFACE,
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SCREENSAVER_UNINHIBIT_METHOD, GLib.Variant('(u)', (inhibit_id,)), connection)
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except safe_dbus.DBusCallError as e:
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log.info("Unable to uninhibit the screensaver: %s", e)
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