--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/radioengine/engine/api/mradiordsdataobserver.h	Fri Jun 04 10:21:36 2010 +0100
@@ -0,0 +1,89 @@
+/*
+* 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
+
+// System includes
+#include <e32std.h>
+
+// Class declaration
+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