-// eventmMgr.hxx -- periodic event scheduler
-//
-// Written by Curtis Olson, started December 1997.
-// Modified by Bernie Bright, April 2002.
-//
-// Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
-//
-// 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, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-//
-// $Id$
-
-#ifndef SG_EVENT_MGR_HXX
-#define SG_EVENT_MGR_HXX 1
-
-#include <simgear/compiler.h>
-
-#include <simgear/structure/callback.hxx>
-#include <simgear/structure/subsystem_mgr.hxx>
-#include <simgear/timing/timestamp.hxx>
-
-#include <vector>
-#include <string>
-
-SG_USING_STD(vector);
-SG_USING_STD(string);
-
-
-class SGEvent
-{