/*

* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:    See class definition below.

*

*/

#ifndef __CTcMCEMultimediaAPIObserver_H__

#define __CTcMCEMultimediaAPIObserver_H__

// INCLUDES

#include <MCESessionObserver.h>

#include <MceInSessionObserver.h>

#include <MceStreamObserver.h>

#include <MceRtpObserver.h>

#include <mcetransactionobserver.h>

#include <mceintransactionobserver.h>

#include "CTcMCEReceiveQueue.h"

// FORWARD DECLARATIONS

class CTcMCEContext;

class CTcMCEReceived;

class TMceTransactionDataContainer;	

// CLASS DEFINITION

/**

 * CTcMCEMultimediaAPIObserver observes all events defined in 

 * multimedia API.

 */

class CTcMCEMultimediaAPIObserver

	: public CBase,

	  public MMceSessionObserver,

	  public MMceInSessionObserver,

	  public MMceStreamObserver,

      public MMceRtpObserver,

      public MMceTransactionObserver,

      public MMceInTransactionObserver

	{

	public:	// Constructors and destructor

		/**

		 * Static constructor.

		 *

		 * @param aContext Reference to test context object.

		 * @return An initialized instance of this class.

		 */

		static CTcMCEMultimediaAPIObserver* NewL( CTcMCEContext& aContext );

		/// Destructor

		~CTcMCEMultimediaAPIObserver();

	private:

		/**

		 * Constructor.

		 *

		 * @param aContext Reference to test context object.

		 */

		CTcMCEMultimediaAPIObserver( CTcMCEContext& aContext );

		/// Default constructor. Not implemented.

		CTcMCEMultimediaAPIObserver();

		/// 2nd phase constructor

		void ConstructL();

	public: // new functions

		/**

		 * Returns the first item off the session receive queue (FIFO). 

		 * If no items are present, the function will wait for aTimeout seconds

		 * and then try fetching again.

		 *

		 * @param aTimeOut Time in seconds waited for items to arrive.

		 */

		CTcMCEReceived& ReceivedSessionItemL( TInt aTimeout );

		CTcMCEReceived& ReceivedUpdatedSessionItemL( TInt aTimeout );

		/**

		 * Returns the first item off the Stream receive queue (FIFO). 

		 * If no items are present, the function will wait for aTimeout seconds

		 * and then try fetching again.

		 *

		 * @param aTimeOut Time in seconds waited for items to arrive.

		 */

		CTcMCEReceived& ReceivedStreamItemL( TInt aTimeout );

		/**

		 * Returns the first item off the RTP receive queue (FIFO). 

		 * If no items are present, the function will wait for aTimeout seconds

		 * and then try fetching again.

		 *

		 * @param aTimeOut Time in seconds waited for items to arrive.

		 */

		CTcMCEReceived& ReceivedRTPItemL( TInt aTimeout );	

    public: // from MMceInSessionObserver

        void IncomingSession(

	                CMceInSession* aSession,

    				TMceTransactionDataContainer* aContainer );

    	void IncomingUpdate(

					CMceSession& aOrigSession, 

					CMceInSession* aUpdatedSession,

    				TMceTransactionDataContainer* aContainer ) ;

	public: // fron MMceSessionObserver

		void SessionStateChanged(

                    CMceSession& aSession,

                    TMceTransactionDataContainer* aContainer );

		void SessionConnectionStateChanged(

                    CMceSession& aSession,

                    TBool aActive);

        void Failed( CMceSession& aSession, TInt aError );

		void UpdateFailed(

	    			CMceSession& aSession,

	    			TMceTransactionDataContainer* aContainer ) ;

	public: // from MMceStreamObserver

 	   	void StreamStateChanged( 

                   CMceMediaStream& aStream);

		void StreamStateChanged( 

					CMceMediaStream& aStream, 

					CMceMediaSink& aSink);

  	  	void StreamStateChanged(

                    CMceMediaStream& aStream,

                    CMceMediaSource& aSource);       	

	public: // from MMceRtpObserver

        void SRReceived(

        			CMceSession& aSession,

				    CMceMediaStream& aStream);

        void RRReceived(

        			CMceSession& aSession,

				    CMceMediaStream& aStream);

        void InactivityTimeout(

					CMceMediaStream& aStream,

					CMceRtpSource& aSource); 

        void SsrcAdded( 

        			CMceMediaStream& aStream,

        			CMceRtpSource& aSource,

        			TUint aSsrc );

        void SsrcRemoved( 

        			CMceMediaStream& aStream,

        			CMceRtpSource& aSource,

        			TUint aSsrc );

	public: // from MMceTransactionObserver

		void TransactionResponse(

	    			CMceSession& aSession,

	    			TMceTransactionId aTransactionId,

	    			TMceTransactionDataContainer* aContainer );

		void TransactionFailed( 

                    CMceSession& aSession,

	    			TMceTransactionId aTransactionId, 

	    			TInt aError );

    public: // from MMceInTransactionObserver

    	void IncomingRequest(

        			const TDesC8& aMethod,

					CMceSession& aSession,

	    			TMceTransactionId aTransactionId,

	    			TMceTransactionDataContainer* aContainer );

	private: // data

		/// Reference to the test context. Not owned.

		CTcMCEContext& iContext;

		CTcMCEReceiveQueue* iSessionQueue;

		CTcMCEReceiveQueue* iUpdatedSessionQueue;

		CTcMCEReceiveQueue* iStreamQueue;

		CTcMCEReceiveQueue* iRTPQueue;

	};

#endif // __CTcMCEMultimediaAPIObserver_H__