/*

* Copyright (c) 2004-2007 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:  The virtual phonebook default attribute operation

*

*/

#ifndef CDEFAULTATTRIBUTEOPERATION_H

#define CDEFAULTATTRIBUTEOPERATION_H

#include <e32base.h>

#include <MVPbkContactOperation.h>

#include "MContactFilterObserver.h"

// FORWARD DECLARATIONS

class MVPbkStoreContactField;

class CVPbkDefaultAttribute;

class MVPbkSetAttributeObserver;

class MVPbkContactFindObserver;

namespace VPbkEngUtils { class CVPbkAsyncOperation; }

namespace VPbkCntModel {

class CContactStore;

class CContactFilter;

NONSHARABLE_CLASS( CDefaultAttributeOperation )

	: 	public CBase,

		public MVPbkContactOperation,

		public MContactFilterObserver

    {

    public:

        static CDefaultAttributeOperation* NewSetLC(

                CContactStore& aContactStore,

                MVPbkStoreContactField& aField, 

                const CVPbkDefaultAttribute& aAttribute,

                MVPbkSetAttributeObserver& aObserver);

        static CDefaultAttributeOperation* NewRemoveLC(

                CContactStore& aContactStore,

                MVPbkStoreContactField& aField, 

                const CVPbkDefaultAttribute& aAttribute,

                MVPbkSetAttributeObserver& aObserver);

        static CDefaultAttributeOperation* NewListLC(

                CContactStore& aContactStore,

                const CVPbkDefaultAttribute& aAttribute,

                MVPbkContactFindObserver& aObserver);

        ~CDefaultAttributeOperation();

    public: // From MVPbkContactOperation

        void StartL();

        void Cancel();

    public: // from MContactFilterObserver

    	TBool IsIncluded(MVPbkStoreContact& aContact);

    	void FilteringDoneL(MVPbkContactLinkArray* aLinkArray);

    	void FilteringError(TInt aError);

    private: // Implementation

        enum TOperationMode { ESet, ERemove, EList };

        CDefaultAttributeOperation(

                TOperationMode aOperationMode,

                CContactStore& aContactStore,

                MVPbkStoreContactField& aField, 

                MVPbkSetAttributeObserver& aObserver);

        CDefaultAttributeOperation(

                TOperationMode aOperationMode,

                CContactStore& aContactStore,

                MVPbkContactFindObserver& aObserver);

        void ConstructL(const CVPbkDefaultAttribute& aAttribute);

        void DoSetOperationL(MVPbkSetAttributeObserver& aObserver);

        void SetOperationError(MVPbkSetAttributeObserver& aObserver, TInt aError);

        void DoListOperationL(MVPbkContactFindObserver& aObserver);

        void ListOperationError(MVPbkContactFindObserver& aObserver, TInt aError);

    private: // Data

        TOperationMode iOperationMode;

        CContactStore& iContactStore;

        MVPbkStoreContactField* iField;

        CVPbkDefaultAttribute* iAttribute;

        MVPbkSetAttributeObserver* iSetObserver;

        MVPbkContactFindObserver* iFindObserver;

        VPbkEngUtils::CVPbkAsyncOperation* iAsyncOperation;

        CContactFilter* iContactFilter;

    };

} // namespace VPbkCntModel

#endif // CDEFAULTATTRIBUTEOPERATION_H

// End of File