/*

* Copyright (c) 2006-2009 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 HWRMFMTXIMPL_H

#define HWRMFMTXIMPL_H

// INCLUDES

#include <hwrm/hwrmfmtx.h>

#include "HWRMClient.h"

#include "hwrmuipluginservice.h"

// FORWARD DECLARATIONS

class CHWRMFmTxStatusObserver;

class CHWRMFmTxFrequencyObserver;

class CHwrmUiPluginHandler;

// CLASS DECLARATION

/**

*  Class for the FM Tx client-side session.

*

*/

NONSHARABLE_CLASS(CHWRMFmTxImpl) : public CHWRMFmTx, 

								   public MHwrmForegroundObserver

    {

    public:  // Constructors and destructor

        // Implementations are always constructed by CHWRMFmTx::NewL or NewLC.

        /**

        * Destructor.

        */

        virtual ~CHWRMFmTxImpl();

    public: // New functions

    public: // Functions from base classes

        // From CHWRMFmTx        

        void ReserveL(TBool aForceNoCCoeEnv);       

        void Release();

        TFmTxState Status() const;

        void EnableL(TInt aFrequency=0);

        void DisableL();

        TInt Frequency() const;

        void GetFrequencyRangeL(TFmTxFrequencyRange& aFrequencyRange) const;  

        void SetFrequencyL(TInt aFrequency);

        void GetNextClearFrequencyL(TInt& aClearFrequency);

        void GetNextClearFrequencyL(TClearFrequencyArray& aClearFrequencyArray, TUint& aCount);

        void GetNextClearFrequency(TRequestStatus& aStatus, TInt& aClearFrequency);

        void GetNextClearFrequencyL(TRequestStatus& aStatus, TClearFrequencyArray& aClearFrequencyArray, TUint& aCount);

        void CancelGetNextClearFrequency();        

        void SetNextClearFrequencyL(TInt& aClearFrequency);        

        void SetNextClearFrequency(TRequestStatus& aStatus, TInt& aClearFrequency);

        void CancelSetNextClearFrequency();

        TBool IsAutoFrequencyEnabled();

        void  EnableAutoFrequencyL();        

        void  DisableAutoFrequencyL();

        void GetRdsData(TFmTxRdsData& aData);

        void SetRdsPtyL(TRdsProgrammeType aPty);

        void SetRdsPtynL(TRdsProgrammeTypeName& aPtyn);

        void SetRdsMsL(TBool aMusic);

        void SetRdsLanguageIdL(TRdsLanguageIdType aLanguageId);

        void SetRadiotextL(TDes& aText);

        void SetRadiotextPlusL(TDes& aText, TRtPlusContentType aContentType);

        void SetRadiotextPlusL(TDes& aText, TRtPlusTag aTag);      

        void SetRadiotextPlusL(TDes& aText, TRtPlusTag aTag1, TRtPlusTag aTag2);

        void ClearRdsData();

        void ClearRadiotextData();

        // From MHWRMForegroundObserver

        void HandleGainingForeground();

        void HandleLosingForeground();

    private:

        /**

        * C++ default constructor.

        */

        CHWRMFmTxImpl();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL(MHWRMFmTxObserver* aCallback);

        /**

        * Closes the session. 

        */

        void Close();

        /**

        * Range check on aFrequency parameter

        */

        TBool FrequencyRangeCheck(TInt aFrequency);

        /**

        * Do actual reservation. For parameters, see ReserveL

        */        

        void DoReserveL(TBool aForceNoCCoeEnv);

        /**

        * Do actual release

        */

        TInt DoRelease();

        /**

         * Round up the frequency to the nearest valid frequency  

         * based on the frequency range and the step size

         */

        TInt RoundFreqToNearestStep(TInt aFrequency);

    public:     // Data

    protected:  // Data

    private:    // Data

        RHWRMClient                 iClient;           // HWRM server client

        MHWRMFmTxObserver*          iCallback;         // Client listening events. Not owned

        CHWRMFmTxStatusObserver*    iStatusObserver;   // FM Tx status observer pointer. Owned.

        CHWRMFmTxFrequencyObserver* iFrequencyObserver;   // FM Tx frequency observer pointer. Owned.

        CHwrmUiPluginHandler*    	iUiPluginHandler;

		TPtr8 iClearFrequencyPckg;

		TPtr8 iClearFrequencyCountPckg;

    public:     // Friend classes

        friend class CHWRMFmTx;

    };

#endif      // HWRMFMTXIMPL_H   

// End of File