/*

* Copyright (c) 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 MRADIORDSDATAOBSERVER_H

#define MRADIORDSDATAOBSERVER_H

#include <e32std.h>

NONSHARABLE_CLASS( MRadioRdsDataObserver )

    {

public:

    /**

     * Notifies of the status of RDS signal

     */

    virtual void RdsAvailable( TUint32 aFrequency, TBool aAvailable ) = 0;

    /**

     * Notifies of the beginning of Alternate Frequency search

     */

    virtual void RdsAfSearchBegin() = 0;

    /**

     * Notifies of the completed Alternate Frequency search

     *

     * @param aFrequency The new frequency

     * @param aError A standard system error code

     */

    virtual void RdsAfSearchEnd( TUint32 aFrequency, TInt aError ) = 0;

    /**

     * Notifies of the changed Alternate Frequency search state

     *

     * @param aEnabled ETrue if AF search was enabled, otherwise EFalse

     */

    virtual void RdsAfSearchStateChange( TBool aEnabled ) = 0;

    /**

     * Programme Service data available

     *

     * @param aProgramService The new Programme Service data

     */

    virtual void RdsDataProgrammeService( TUint32 aFrequency, const TDesC& aProgramService ) = 0;

    /**

     * Radio text data available

     *

     * @param aRt The new radio text data

     */

    virtual void RdsDataRadioText( TUint32 aFrequency, const TDesC& aRt ) = 0;

    /**

     * Radio text plus data available.

     *

     * @param aRtPlusClass The class of the radio text plus data. Radio text plus classes are

     *                     specified in TRdsRTplusClass enumeration.

     * @param aRtPlusData The new radio text plus data.

     */

    virtual void RdsDataRadioTextPlus( TUint32 aFrequency, const TInt aRtPlusClass, const TDesC& aRtPlusData ) = 0;

    /**

     * Radio genre available

     */

    virtual void RdsDataGenre( TUint32 aFrequency, const TInt aGenre ) = 0;

    /**

     * Radio PI code available

     */

    virtual void RdsDataPiCode( TUint32 aFrequency, const TInt aPiCode ) = 0;

    };

#endif // MRADIORDSDATAOBSERVER_H