/*

* Copyright (c) 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:    Responsible for the deletion of existing predefined contacts

*

*/

#ifndef C_PDCCONTACTDELETION_H

#define C_PDCCONTACTDELETION_H

// System includes

#include <e32base.h>                        // CBase

#include <MVPbkBatchOperationObserver.h>    // MVPbkBatchOperationObserver

// Forward declarations

class MVPbkContactOperationBase;

class CVPbkContactManager;

class MVPbkContactLinkArray;

class CVPbkContactLinkArray;

/**

 *  This class is responsible for the deletion of

 *  any existing predefined contacts.

 */

NONSHARABLE_CLASS( CPdcContactDeletion ): public CBase,

                            public MVPbkBatchOperationObserver

    {

public:

    /**

    * Symbian 1st phase constructor

    * @return Self pointer to CPdcContactDeletion

    * @param    aContactManager   contacts manager

    */

    static CPdcContactDeletion* NewL( CVPbkContactManager& aContactManager );

    /**

    * Destructor.

    */

    virtual ~CPdcContactDeletion();

public:

    /**

    * Deletes a list of contacts

    * @param    aLinkArray   array of links to contacts to be deleted,

    *                        takes ownership

    * @param    aCallerStatus     Caller's iStatus.

    */

    void DeleteContactsL( MVPbkContactLinkArray* aLinkArray,

                                     TRequestStatus& aCallerStatus ,TBool aDeleteStoredContact ); 

    /** 

     * Cancels the deletion process

     */

     void Cancel(); 

     void DeleteStoredContactsL(MVPbkContactLinkArray* aLinkArray,

                                     TRequestStatus& aCallerStatus,TBool aDeleteStoredContact  );

private: // C++ constructor and the Symbian second-phase constructor

    CPdcContactDeletion( CVPbkContactManager& aContactManager );

    void ConstructL();

private:

    void DeleteNextContact();

    TBool DeleteNextContactL();

private: // from MVPbkBatchOperationObserver

    void StepComplete( MVPbkContactOperationBase& aOperation,

                                    TInt aStepSize );

    TBool StepFailed( MVPbkContactOperationBase& aOperation,

                                    TInt aStepSize, TInt aError );

    void OperationComplete( MVPbkContactOperationBase& aOperation );

private: // data

    /// Ref: Contact manager

    CVPbkContactManager& iContactManager;

    /// Ref: Array of links to be deleted

    MVPbkContactLinkArray* iLinkArray;

    /// Ref: Link currently being deleted

    CVPbkContactLinkArray* iDeleteArray;

    /// Own: Async delete operation

    MVPbkContactOperationBase* iDeleteOp;

    /// Callers iStatus

    TRequestStatus* iCallerStatus;

    /// Index of contact being deleted 

    TInt iIndex;

    /// Judge the type of deletion operator

    TBool iDeleteStoredContact;

    };

#endif // C_PDCCONTACTDELETION_H