/*

* Copyright (c) 2004 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:    Provides asynchronous eventhandler for MMF/Mcc events

*

*/

#ifndef MCCTESTEVENTHANDLER_H

#define MCCTESTEVENTHANDLER_H

//  INCLUDES

#include <e32base.h>

#include <mmf/common/mmfcontrollerframework.h>

#include "rtpapi.h"

#include "mmccevents.h"

#include "mccinternaldef.h"

class MMccEventHandler;

// CONSTANTS

// MACROS

// DATA TYPES

/**

* Eventhandling state

*/

enum TMccEventHandlerState

    {

    EStateIdle = 0,

    EStateHandleMmfEvent,

    EStateHandleSinkEvent,

    EStateHandleSourceEvent,

    EStateHandleJitterEvent,

    EStateHandleSourceInactivityEvent,

    EStateHandleSourceActivityEvent,

    EStateCompleteClientReq,

    EStateHandleDtmfSig,

    EStateHandleAmrEvent

    };

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

* Mcc Asynchronous eventhandler for async MMF/Mcc event handling

*

* @lib Mccsubthreads.lib

* @since Series 60 3.0

*/

NONSHARABLE_CLASS( CMccTestEventHandler ):  

    public CBase, public MAsyncEventHandler, public MMccEventHandler, public MRtpErrNotify

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CMccTestEventHandler* NewL();

        /**

        * Destructor.

        */

        virtual ~CMccTestEventHandler();

    public: // Functions from base classes

        /**

        * From MAsyncEventHandler

        */

        TInt SendEventToClient( const TMMFEvent& aEvent );

    public: // Functions from base classes

    	TInt SendMccEventToClient( TMccEvent& aEvent );

	    void StateChange( TInt aState, TUint32 aLink );

	    void ErrorOccured( TInt aError, TUint32 aSessionId, TUint32 aLink,

	                       TUint32 aStreamId, TUint32 aEndpointId );  

    public: // From MRtpErrNotify

        void ErrorNotify( TInt aErrCode );

    private:    // New functions

        /**

        * Changes the state of the eventhandler

        * @since Series 60 3.0

        * @param aState New state to take

        * @return void

        */

        void ChangeState( const TMccEventHandlerState& aState );

        /**

        * Completes the client request if active if a client needs to be 

        * informed about subthread events.

        * @since Series 60 3.0

        * @param None

        * @return void

        */

        void CompleteClientRequest();

        /**

        * Handles a AMR payload formatter CMR event

        * @since Series 60 3.0

        * @param None

        * @return void

        */

        void HandleAmrEvent();

    private:    // Constructors and destructor

        /**

        * C++ default constructor.

        */

        CMccTestEventHandler();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    public:

        TMccEvent iLastEvent;

    };

#endif      // MCCTESTEVENTHANDLER_H

// End of File