// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

 // All rights reserved.

 // This component and the accompanying materials are made available

 // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

 // which accompanies this distribution, and is available

 // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

 //

 // Initial Contributors:

 // Nokia Corporation - initial contribution.

 //

 // Contributors:

 //

 // Description:

 //

 /**

  @file

  @publishedAll

  @released

 */

 #ifndef REMCONPLAYERINFORMATIONTARGET_H

 #define REMCONPLAYERINFORMATIONTARGET_H

 #include <e32base.h>

 #include <s32mem.h>

 #include <e32hashtab.h>

 #include <remcon/remconinterfacebase.h>

 #include <remcon/remconinterfaceif.h>

 #include <remcon/avrcpspec.h>

 #include <playerinformationtargetobserver.h>

 class CRemConInterfaceSelector;

 class CPlayerApplicationSettings;

 // This is the maximum length of the player application setting attribute and value strings

 const TInt KMaxPlayerApplicationSettingsValue = 255 ;

 // This is the minimum length of the player application setting attribute and value strings

 const TInt KMinPlayerApplicationSettingsValue = 1 ;

 /**

 Client-instantiable class supporting player information responses.

 This is the container class for the three interface parts

 */

 NONSHARABLE_CLASS(CPlayerInfoTarget) : 	public CRemConInterfaceBase,

 								       	public MRemConInterfaceIf2, 

 								       	private MPlayerCapabilitiesObserver,

 										private MPlayerApplicationSettingsObserver,

 										private MPlayerEventsObserver

 	{

 public:

 	/**

 	Factory function.

 	@param aInterfaceSelector The interface selector. The client must have 

 	created one of these first.

 	@param aPlayerCapabilitiesObserver Returns a pointer to a MPlayerCapabilitiesObserver for this interface, owned by the CPlayerInfoTarget.

 	@param aPlayerApplicationSettingsObserver Returns a pointer to a MPlayerApplicationSettingsObserver for this interface, owned by the CPlayerInfoTarget

 	@param aPlayerEventsObserver Returns a pointer to a MPlayerEventsObserver for this interface, owned by the CPlayerInfoTarget

 	@return A new CPlayerInfoTarget, owned by the interface selector.

 	*/

 	IMPORT_C static CPlayerInfoTarget* NewL(CRemConInterfaceSelector& aInterfaceSelector,

 								       	MPlayerCapabilitiesObserver*& aPlayerCapabilitiesObserver,

 										MPlayerApplicationSettingsObserver*& aPlayerApplicationSettingsObserver,

 										MPlayerEventsObserver*& aPlayerEventsObserver,

 										MPlayerApplicationSettingsNotify& aApplicationSettingNotifier );

 	/** Destructor */

 	IMPORT_C ~CPlayerInfoTarget();

 private:

 	/** 

 	Constructor.

 	@param aInterfaceSelector The interface selector.

 	*/

 	CPlayerInfoTarget(CRemConInterfaceSelector& aInterfaceSelector, MPlayerApplicationSettingsNotify& aApplicationSettingNotifier );

 	void ConstructL(MPlayerCapabilitiesObserver*& aPlayerCapabilitiesObserver,

 							MPlayerApplicationSettingsObserver*& aPlayerApplicationSettingsObserver,

 							MPlayerEventsObserver*& aPlayerEventsObserver );

 private: // from CRemConInterfaceBase

 	TAny* GetInterfaceIf(TUid aUid);

 private: // from MRemConInterfaceIf

 	void MrcibNewMessage(TUint aOperationId, const TDesC8& aData, TRemConMessageSubType aMsgSubType);

 private: 

 	// Bearer attributes (settings) processing

 	void ProcessListPlayerApplicationAttributes( TInt aOperationId );

 	void ProcessGetPlayerApplicationAttributeText( const TDesC8& aData, TInt aOperationId );

 	void ProcessListPlayerApplicationValues( const TDesC8& aData, TInt aOperationId );

 	void ProcessGetPlayerApplicationValueText( const TDesC8& aData, TInt aOperationId );

 	void ProcessGetCurrentPlayerApplicationValue( const TDesC8& aData, TInt aOperationId );

 	void ProcessSetPlayerApplicationValue( const TDesC8& aData, TInt aOperationId );

 	// Bearer attributes (settings) API implementation from MPlayerApplicationSettingsObserver

 	void DoDefineAttributeL(TUint aAttributeID, TDesC8& aAttributeText, RArray<TUint> &aValues, RArray<TPtrC8> &aValueTexts, TUint aInitialValue);

 	void DoSetAttributeL(TUint aAttributeID, TUint aValue);

 	// Notifier Events API implementation from MPlayerEventsObserver

 	void DoPlaybackStatusChanged(TPlaybackStatus aStatus);

 	void DoTrackChanged(TUint64 aTrackId, TUint32 aLengthInMilliseconds);

 	void DoTrackReachedEnd();

 	void DoTrackReachedStart();

 	void DoSetPlaybackPosition(TUint32 aMilliseconds);	

 	void DoSetBatteryStatus(TTargetBatteryStatus aBatteryStatus);

 	// Notifier Events bearer processing  

 	void ProcessGetPlayStatus();

 	void ProcessGetStatusAndBeginObserving(TUint aOperationId, TRegisterNotificationEvent aEventId, const TDesC8& aData);

 	void ProcessGetStatus(TUint aOperationId, TRegisterNotificationEvent aEventId);

 	void SendNotificationResponse(TRegisterNotificationEvent aEventId, TRemConMessageSubType aMsgSubType);

 	// Capabilities API implementation from MPlayerCapabilitiesObserver

 	void DoClearEvents();

 	TInt DoAddEvent(TRegisterNotificationEvent aEvent);

 	TInt DoRemoveEvent(TRegisterNotificationEvent aEvent);

 	void DoClearCompanyIds();

 	TInt DoAddCompanyId(TInt aID);

 	TInt DoRemoveCompanyID(TInt aID);

 	// Capabilities bearer processing 

 	void ProcessGetCapabilities( const TDesC8& aData );

 	// Miscellaneous

 	TBool AttributeSettingExists(TUint anAttribute);

 	TBool IsValidAttributeValue(TUint anAttributeId, TUint aAttributeValue);

 	TBool AttributeValueCanBeSet(TUint anAttributeId, TUint aAttributeValue);

 	void SendError(TInt, TInt);

 	void SendError(TInt, TInt, TRemConMessageSubType aSubType);

 	CPlayerApplicationSettings* GetSetting(TUint anAttribute);

 private: // owned

 	RBuf8								iOutBuf;

 	MPlayerApplicationSettingsNotify& 	iApplicationSettingNotifier;

 	// data for MPlayerEventsObserver

 	TPlaybackStatus 					iPlayBackStatus;

 	TUint64 							iTrackId;

 	TUint32 							iLengthInMilliseconds;

 	TPlayPosition						iTrackPosition;

 	// The time interval (received as part if the RegisterNotification) 

 	// in which the change in playback position will be notified

 	TUint32								iPlayBackIntervalInMilliseconds;

 	TTargetBatteryStatus				iBatteryStatus;

 	TUint32 							iPlaybackPositionInMilliseconds;

 	TUint32								iLastNotifiedPlaybackPositionInMilliseconds;

 	// data for MPlayerCapabilitiesObserver

 	RArray<TRegisterNotificationEvent> 			iSupportedNotificationEventList;

 	RArray<TInt> 						iCompanyIdList;

 	// list of events for which notifications have been request 

 	RArray<TRegisterNotificationEvent> 			iPendingNotificationEventList;

 	// Attribute (settings) data MPlayerApplicationSettingsObserver

 	RHashMap<TInt, CPlayerApplicationSettings*>		iPlayerApplicationSettings;

 	};

 #endif // REMCONPLAYERINFORMATIONTARGET_H