/**
 * @file llviewermediaobserver.h
 * @brief Methods to override to catch events from LLViewerMedia class
 *
 * $LicenseInfo:firstyear=2007&license=viewergpl$
 * 
 * Copyright (c) 2007-2009, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at
 * http://secondlifegrid.net/programs/open_source/licensing/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#ifndef LLVIEWERMEDIAOBSERVER_H
#define LLVIEWERMEDIAOBSERVER_H

#include "llpluginclassmediaowner.h"

class LLViewerMediaEventEmitter;

class LLViewerMediaObserver : public LLPluginClassMediaOwner
{
public:
	virtual ~LLViewerMediaObserver();
	
private:
	// Emitters will manage this list in addObserver/remObserver.
	friend class LLViewerMediaEventEmitter;
	std::list<LLViewerMediaEventEmitter *> mEmitters;
};


#if 0
	// Classes that inherit from LLViewerMediaObserver should add this to their class declaration:
	
	// inherited from LLViewerMediaObserver
	/*virtual*/ void handleMediaEvent(LLPluginClassMedia* self, EMediaEvent event);
	
	/* and will probably need to add this to their cpp file:

	#include "llpluginclassmedia.h"

	*/
	
	// The list of events is in llpluginclassmediaowner.h
	
	
#endif


#endif // LLVIEWERMEDIAOBSERVER_H