/*

* 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:    

*

*/

#ifndef CMCEDTMFHANDLER_H

#define CMCEDTMFHANDLER_H

#include <e32base.h>

#include <mmccevents.h>

#include "mcemediadefs.h"

#include "mcedefs.h"

#include "mcesrv.h"

#include "mceclientserver.h"

class CMceComMediaSource;

class CMceSrvStream;

class TMceMccComEvent;

class CMceSrvStream;

class CMccInterface;

class TMceComEvent;

/**

 * 

 *

 * @lib 

 */

class CMceDtmfHandler: public CActive

    {

public: // Constructors & Destructor

    static CMceDtmfHandler* CMceDtmfHandler::NewL( CMceSrvStream& aStream, 

                                                   CMccInterface& aMccInterface );

    /**

    * Destructor.

    */

     ~CMceDtmfHandler();

protected: // From CActive

    void RunL();

    void DoCancel();

    TInt RunError( TInt aError );

public:

    void DtmfL( CMceComMediaSource& aSource, 

                TMceComEvent& aEvent,

                const TDesC8& aSequence = KNullDesC8 );

    void DtmfReceivedL( const TMccEvent& aMccEvent, 

                        TMceMccComEvent& aEvent );

private:

    void SendDtmfStringL( TMccDtmfEventType aDtmfEventType, 

                          const TDesC8& aDtmfString = KNullDesC8,

                          TUint32 aDurationInMicroSecs = 0 );

    void StopDtmfL();

    void SetDtmfActive( TBool aIsActive );

    TBool IsDtmfActive() const;

private:

    /**

     * C++ default constructor.

     */

    CMceDtmfHandler( CMceSrvStream& aStream, 

                     CMccInterface& aMccInterface );

private: // owned data

    CMceSrvStream& iStream;

    CMccInterface& iMccInterface;

    RTimer iTimer;

    TUint32 iCurrentUserStreamId;

    TUint32 iCurrentUserSourceId;

    TBool iSendingDtmf;

	//definitions for unit testing

	MCEMM_UT_DEFINITIONS

    };

#endif //CMCEDTMFHANDLER_H