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Viewing changes to GNOME-Session/src/ScreenSaver.cs

  • Committer: djsiegel at gmail
  • Date: 2007-11-07 17:13:21 UTC
  • Revision ID: djsiegel@gmail.com-20071107171321-zgu46ukqlpdx1ypa
Initial files.

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GNOME-Session/src/ScreenSaver.cs
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/* ScreenSaver.cs
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 *
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 * GNOME Do is the legal property of its developers. Please refer to the
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 * COPYRIGHT file distributed with this
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 * source distribution.
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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 3 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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using System;
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using System.Diagnostics;
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using NDesk.DBus;
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using org.freedesktop.DBus;
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namespace GNOME.Session
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{
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        class ScreenSaver
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        {
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                private const string ObjectPath = "/org/gnome/ScreenSaver";
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                private const string BusName = "org.gnome.ScreenSaver";
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                [Interface ("org.gnome.ScreenSaver")]
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                interface IScreenSaver
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                {
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                        void Lock ();
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                        void SetActive (bool value);
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                }
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                static private IScreenSaver BusInstance
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                {
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                        get {
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                                try {
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                                        return Bus.Session.GetObject<IScreenSaver> (BusName,
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                                                        new ObjectPath (ObjectPath));
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                                } catch {
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                                        return null;
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                                }
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                        }
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                }
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                public static void Lock ()
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                {
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                        try {
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                                // XXX: 2008-01-12 statik
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                                // Testing on Ubuntu Hardy Alpha 3, calling Lock via DBUS
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                                // while inside of gnome-do locks up the screen in a bad way
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                                // but running gnome-screensaver-command works fine
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                                // BusInstance.Lock ();
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                                System.Diagnostics.Process.Start ("gnome-screensaver-command", "--lock");
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                        } catch {
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                                Console.Error.WriteLine ("Could not find ScreenSaver on D-Bus.");
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                        }
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                }
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                public static void SetActive (bool value)
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                {
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                        try {
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                                BusInstance.SetActive (value);
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                        } catch {
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                                Console.Error.WriteLine ("Could not find ScreenSaver on D-Bus.");
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                        }
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                }
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        }
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}