/*

* 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:  Sim change handler class definition

*

*/

#ifndef C_LBTSIMCHANGEHANDLER_H

#define C_LBTSIMCHANGEHANDLER_H

#include <e32base.h>

#include <etelmm.h>

#include "lbttriggerchangeobserver.h"

class RProperty;

class CLbtContainer;

class CLbtCleanupHandler;

class CLbtTriggerFilterByArea;

class MLbtServerLogicTriggerChangeObserver;

/**

 * Class definition for sim change handler.

 *

 * @since S60 v4.0

 * This class listens to sim change event and takes action based on sim change

 */

class CLbtSimChangeHandler : public CActive,

                             public MLbtContainerChangeEventObserver

    {

    enum TState

        {

        EStateSimChangeEvent,

        EStateGetNetworkInfo,

        EStateListTriggers,

        EStateEvaluateTriggers,

        EStateInvalidateTriggers,

        EStateValidateTriggers,

        EStateIdle

        };

public:

	/**

     * Instantiates a new object of 

     * CLbtSimChangeHandler

     */

	static CLbtSimChangeHandler* NewL( CLbtContainer& aContainer,CLbtCleanupHandler& aCleanupHandler,

	                                   MLbtServerLogicTriggerChangeObserver& aTriggerChangeObserver );

   /**

    * Destructor.

    */

    virtual ~CLbtSimChangeHandler();

    /**

     * Starts listening to sim change event events

     *

     */

    void StartToListenL();

public: // from MLbtContainerChangeEventObserver

    void TriggerStoreChanged( RArray<TLbtTriggerId>& aTriggerIds,

                              TLbtTriggerEventMask aEventMask,

                              TLbtContainerChangedAreaType aAreaType,

                              RArray<TUid>& aManagerUids );   

protected:// From CActive

    void RunL();

    void DoCancel();

    TInt RunError( TInt aError );

private:

    /**

     * Default constructor

     */

    CLbtSimChangeHandler( CLbtContainer& aContainer,CLbtCleanupHandler& aCleanupHandler,

                          MLbtServerLogicTriggerChangeObserver& aTriggerChangeObserver );

    void ConstructL();

    /** 

     * Get the current network information

     */

    void GetCurrentNetworkInfo(); 

    /**

     * Lists all the cell based trigger in the system

     */

    void ListCellTriggersL();

    /**

     * Invalidates all the cell trigger that doesnt fall in the 

     * current network 

     */

    void EvaluateTriggers();

    void InvalidateDifferentNwTriggersL();

    void ValidateCurrentNwTriggersL();

    /**

     * Subscribe for sim change

     */

    void SubscribeForSimChange(); 

    /**

     * Initialises Etel.

     */

    void InitialiseEtelL();

private:// data

    /**

     * Reference to container

     */

    CLbtContainer&                              iContainer; 

    /**

     * Reference to 

     */

    CLbtCleanupHandler&                         iCleanupHandler;

    /*

      * Reference to MLbtServerLogicTriggerChangeObserver

      */

    MLbtServerLogicTriggerChangeObserver&        iTriggerChangeObserver;

    /**

     * Handle to telephony server

     */

    RTelServer 			                        iTelServer; 

    /**

     * Handle to RMobilePhone

     */

    RMobilePhone 		                        iMPhone;

    /**

     * Handle to the sim property object

     *

     */	

    RProperty                                   iSimProperty;

    /**

     * Network mode

     */

    RMobilePhone::TMobilePhoneNetworkMode       iNetworkMode;    

    /**

     * Network info

     */

    RMobilePhone::TMobilePhoneNetworkInfoV1		iNwInfo;

    /**

     * Network info package

     */

    RMobilePhone::TMobilePhoneNetworkInfoV1Pckg	iNwInfoPckg; 

    /**

     * location info

     */

    RMobilePhone::TMobilePhoneLocationAreaV1	iLocArea; 

    RPointerArray<CLbtContainerTriggerEntry>    iTriggerList;

    RArray<TLbtTriggerId>                       iInvalidTriggers;

    RArray<TLbtTriggerId>                       iValidTriggers;

    TState                                      iState;

    TInt                                        iAoOpcode;

    };

#endif // C_LBTSIMCHANGEHANDLER_H