diff -r 000000000000 -r f3d95d9c00ab fmradio/fmradioengine/inc/fmradiopubsub.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fmradio/fmradioengine/inc/fmradiopubsub.h	Tue Feb 02 00:17:10 2010 +0200
@@ -0,0 +1,219 @@
+/*
+* Copyright (c) 2005-2007 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:  Header file for CFMRadioPubSub
+*
+*/
+
+
+#ifndef CFMRADIOPUBSUB_H
+#define CFMRADIOPUBSUB_H
+
+#include <fmradiointernalpskeys.h>
+
+#include "fmradiopropertyobserver.h"
+
+class MFMRadioControlEventObserver;
+
+/**
+ *  Publish&Subscribe interface of FMRadioEngine
+ */
+class CFMRadioPubSub : 	
+    public CBase,
+	public MFMRadioPropertyChangeObserver
+    {
+    
+public:  // Methods
+
+    /**
+     * Static constructor.
+     */
+    static CFMRadioPubSub* NewL();
+    
+    /**
+     * Destructor.
+     */
+    virtual ~CFMRadioPubSub();
+
+    /**
+     * Publishes active channel number to P&S.
+     *
+     * @param aChannelId The channel ID to publish.
+     */
+    void PublishChannelL( TInt aChannelId ) const;
+    
+    /**
+     * Publishes active frequency to P&S.
+     *
+     * @param aFreq The frequency to publish.
+     */
+    IMPORT_C void PublishFrequencyL( TUint32 aFreq ) const;
+
+	/**
+     * Publishes radio power state to P&S.
+     *
+     * @param aPowerOn The radio power state to publish.
+     */
+	IMPORT_C void PublishStateL( TBool aPowerOn ) const;
+
+	/**
+     * Publishes current volume level to P&S.
+     *
+     * @param aVol The current volume level to publish.
+     */
+	void PublishVolumeL( TInt aVol ) const;
+
+	/**
+     * Publishes changed channel number to P&S.
+     *
+     * @param aChannelId The channel ID to publish.
+     */
+	void PublishChannelDataChangedL(TInt aChannelId) const;
+
+	/**
+     * Publishes the tuning state to P&S.
+     * @param aTuningState The tuning state to publish.
+     */
+	void PublishTuningStateL( TFMRadioPSTuningState aTuningState ) const;
+
+	/**
+     * Publishes radio mute state to P&S.
+     *
+     * @param aMuted The radio mute state to publish.
+     */
+	void PublishRadioMuteStateL( TBool aMuted ) const;
+
+    /**
+     * Publishes application running state to P&S.
+     *
+     * @param aRunningState The application running state.
+     */
+    IMPORT_C void PublishApplicationRunningStateL( 
+        TFMRadioPSApplicationRunningState aRunningState ) const;
+
+    /**
+     * Publishes the antenna status to P&S.
+     *
+     * @param aAntennaStatus The antenna's status.
+     */
+    void PublishAntennaStatusL( TFMRadioPSHeadsetStatus aAntennaStatus ) const;
+    
+    /**
+     * Publishes the frequency decimal count to P&S.
+     * @param aDecimalCount The decimal count.
+     */
+    void PublishFrequencyDecimalCountL( 
+        TFMRadioPSFrequencyDecimalCount aDecimalCount ) const;
+
+    /**
+     * Publishes speaker status. Before state is set for first time it is in
+     * <code>EFMRadioPSLoudspeakerUninitialized</code> state.
+     *
+     * @param aLoudspeakerStatus Status of the speaker
+     */
+    void PublishLoudspeakerStatusL( TFMRadioPSLoudspeakerStatus aLoudspeakerStatus ) const;
+
+    /**
+     * Publishes RDS Program Service information.
+     *
+     * @param aProgramService Service text
+     */
+    IMPORT_C void PublishRDSProgramServiceL( const TDesC& aProgramService ) const;
+    IMPORT_C void PublishRDSRadioTextL( const TDesC& aRadioText ) const;
+    IMPORT_C void PublishChannelNameL( const TDesC& aName ) const;
+
+    IMPORT_C void PublishPresetCountL( TInt aVal ) const;
+    
+// from base class MFMRadioPropertyChangeObserver
+    void HandlePropertyChangeL( const TUid& aCategory, const TUint aKey, const TInt aValue );
+    void HandlePropertyChangeL( const TUid& aCategory, const TUint aKey, const TDesC8& aValue );
+    void HandlePropertyChangeL( const TUid& aCategory, const TUint aKey, const TDesC& aValue );
+    void HandlePropertyChangeErrorL( const TUid& aCategory, const TUint aKey, TInt aError );
+    
+	/**
+	 * Sets the UI side control event observer.
+	 * @param aControlEventObserver the observer for control events
+	 */
+	IMPORT_C void SetControlEventObserver( MFMRadioControlEventObserver* aControlEventObserver );
+
+private: //Methods
+
+	/**
+     * C++ default constructor.
+     */
+    CFMRadioPubSub();
+    
+    /**
+     * By default Symbian 2nd phase constructor is private.
+     */
+    void ConstructL();
+
+    /**
+     * Defines a property.
+     *
+     * @param aKey The key of the property.
+     * @param aAttr Attributes of the property.
+     * @param aDataProperty ETrue if the property is a data property, EFalse 
+     * if it is a control property
+     */
+    void DefinePropertyL( 
+        TUint aKey, 
+        TInt aAttr, 
+        TBool aDataProperty ) const;
+
+    /**
+     * Deletes a property.
+     *
+     * @param aKey The key of the property.
+     */
+    void DeleteProperty( TUint aKey ) const;        
+
+    /**
+     * Gets the integer value stored in a property.
+     *
+     * @param    aKey    The key of the property.
+     * @return   The value contained in the property.
+     */
+    TInt PropertyValueIntL( TUint aKey ) const;
+    
+    /**
+     * Sets the value in an integer property.
+     *
+     * @param    aKey    The key of the property.
+     * @param    aValue  The value to set.
+     */
+    void SetPropertyValueL( TUint aKey, TInt aValue ) const;
+
+    /**
+     * Sets the value in a text property.
+     *
+     * @param    aKey    The key of the property.
+     * @param    aValue  The value to set.
+     */
+    void SetPropertyValueL( TUint aKey, const TDesC& aValue ) const;
+
+private:    // Data
+
+    /** 
+     * Pointer to observer in UI side, can be NULL. Not owned. 
+     */
+	MFMRadioControlEventObserver*           iObserver;
+
+	/** 
+	 * An array of handlers to P&S interface. 
+	 */ 
+	RPointerArray<CFMRadioPropertyObserver> iPropertyArray;
+
+    };
+
+#endif      // CFMRADIOPUBSUB_H