/*
* $Id: AmEventQueue.h,v 1.4.2.1 2005/06/01 12:00:24 rco Exp$
*
* Copyright (C) 2002-2003 Fhg Fokus
*
* This file is part of sems, a free SIP media server.
*
* sems is free software; you can redistribute it and/or modify
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* For a license to use the ser software under conditions
* other than those described here, or to purchase support for this
*    info@iptel.org
*
* sems 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
#ifndef _AMEVENTQUEUE_H_
#define _AMEVENTQUEUE_H_

#include "AmEvent.h"

#include <queue>
using std::queue;

/**
* \brief Asynchronous event queue implementation
*
* This class implements an event queue; a queue into which
* \ref AmEvent can safely be posted at any time from any
* thread, which are then processed by the registered event
*  handler.
*/
class AmEventQueue
{
protected:
AmEventHandler*   handler;
queue<AmEvent*>   ev_queue;
AmMutex           m_queue;
AmCondition<bool> ev_pending;

public:
AmEventQueue(AmEventHandler*);
~AmEventQueue();

void postEvent(AmEvent*);
void processEvents();
void waitForEvent();
void processSingleEvent();
};

#endif
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