--- /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