/*

* Copyright (c) 2008 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:   The header file of the CClkSrvImpl class.

*

*/

#ifndef __CLOCKSERVER_IMPL_H__

#define __CLOCKSERVER_IMPL_H__

// System includes

#include <e32base.h>

#include <e32cmn.h>

#include <etelmm.h>

#include <ecom/implementationinformation.h>

// User includes

#include "clockpluginobserver.h"

#include "clockservermccobserver.h"

#include "clockecomobserver.h"

// Forward declarations

class CClockTimeSourceInterface;

class CClkSrvMain;

class CClkMccListener;

class CClockTimeZoneResolver;

class CClockEComListener;

// Class declaration

/**

* @class CClkSrvImpl

* @brief Performs the actual service requested by the client.

*		 Owned by CClkSrv and used by CClkSrvSession.

*/

class CClkSrvImpl : public CBase,

						   MClockPluginObserver,

						   MClkSrvMccObserver,

						   MClockEComObserver

	{

	public:				// New functions

		/**

		* @brief Two phased constructor

		* @return CClkSrvImpl* Pointer to an object of CClkSrvImpl

		*/

		static CClkSrvImpl* NewL( CClkSrvMain* aClkSrv );

		/**

		* @brief Destructor.

		*/

		~CClkSrvImpl();

	public:				// New functions

	    /**

		* @brief Activates all the given protocols.

		* @return An error code

		*/

		TInt ActivateAllProtocolsL();

		/**

		* @brief Activates the given protocol

		* @param aClkSrvProtocol The protocol to be activated.

		* @return An error code

		*/

		TInt ActivateProtocolL( TInt aClkSrvProtocol );

		/**

		* @brief Checks if aClkSrvProtocol is Active or not

		* @param aIsActive Reference argument, ETrue if aClkSrvProtocol is active, EFalse otherwise.

		* @param aClkSrvProtocol The protocol.

		* @return An error code

		*/

		TInt IsProtocolActive( TBool& aIsActive, TInt aClkSrvProtocol = 0 );

		/**

		* @brief Deactivate all the installed protocol.

		* @return An error code

		*/

		TInt DeActivateAllProtocolsL();

		/**

		* @brief Deactivates the given protocol.

		* @param aClkSrvProtocol The protocol.

		* @return An error code

		*/

		TInt DeActivateProtocolL( TInt aClkSrvProtocol );

		/**

		* @brief Returns the time information

		* @param aTimeInformation A reference to an object of STimeAttributes.

		* @return An error code

		*/

		TInt GetProtocolInformationL( STimeAttributes& aTimeInformation );

		/**

		* @brief Returns the current mcc

		* @param aCurrentMcc A reference variable holding the current mcc value.

		* @return An error code

		*/		

		TInt GetCurrentMccL( TInt& aCurrentMcc );

		/**

		* @brief Returns the current timezone Id

		* @param aCurrentTimeZoneId A reference variable holding the current timezone Id value.

		* @return An error code

		*/

		TInt GetCurrentTimeZoneIdL( TInt& aCurrentTimeZoneId );

		/**

		* @brief Checks if any protocols have been enabled.

		* @param aEnabled ETrue if atleast one protocol is active, EFalse otherwise.

		* @return TInt Error code.

		*/

		TInt IsAutoTimeUpdateOn( TBool& aEnabled );

	public:				// From base classes

		/**

		* @brief From MTimeSourceObserver. This gets called by one of the time source plugins, when they have

		*		 a time update.

		*/

		void NotifyTimeChangeL( CClockTimeSourceInterface& aPluginImpl );

		/**

		* @brief From MClkSrvMccObserver. Called by CClkMccListener when Mcc is available or there is a 

		*		 change in the mcc.

		*/

		void NotifyMccChangeL();

		/**

		* @brief From MClockEComObserver. Called whenever the a new timesource plugin gets installed or uninstalled.

		* @param aImplInfo The information of the plugin which got installed or uninstalled.

		* @param aInstalled ETrue if a plugin has been installed, EFalse otherwise.

		*/

		void NotifyPluginInstallUninstallL( const CImplementationInformation& aImplInfo, TBool aInstalled );

	private:			// New functions

		/**

		* @brief Performs the second phase of construction

		*/

		void ConstructL();

		/**

		* @brief The C++ default constructor

		*/

		CClkSrvImpl( CClkSrvMain* aClkSrv );

	private:			// Data

		/**

		* @var iTimeSourceObjArray

		* @brief Pointer to the CClockTimeSourceInterface Array.

		*/

		RPointerArray<CClockTimeSourceInterface>        iTimeSourceObjArray;

		/**

		* @var iClkSrv

		* @brief Pointer to the clock server object. Not owned.

		*/

		CClkSrvMain*									iClkSrv;

		/**

		* @var iMccListener

		* @brief Pointer to the Mcc listener object. Owned.

		*/

		CClkMccListener*								iMccListener;

		/**

		* @var iMccListener

		* @brief Pointer to the Mcc listener object. Owned.

		*/

		RMobilePhone::TMobilePhoneNetworkCountryCode	iMcc;

		/**

		* @var iTimeAttributes

		* @brief Object of type struct STimeAttribute, holds the time and offset related information.

		*/

		STimeAttributes*								iTimeAttributes;

		/**

		* @var iMccReceived

		* @brief ETrue if MCC is received.

		*/

		TBool											iMccReceived;

		/**

		* @var iPluginData

		* @brief ETrue if we have data from plugins.

		*/

		TBool 											iPluginData;

		/**

		* @var iTzResolver 

		* @brief Resolver of type CTimezoneResolver.

		*/

		CClockTimeZoneResolver*							iTzResolver;

		/**

		* @var iTimeZoneId

		* @brief Hold the current timezone Id.

		*/

		TInt											iTimeZoneId;

		/**

        * @var iClockEComListener

        * @brief Listens for changes in the ECOM registry.

        */

		CClockEComListener*                             iClockEComListener;

	};

#endif			// __CLOCKSERVER_IMPL_H__

// End of file