/*

* Copyright (c) 2005-2007 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:  A operation class for setting/getting speeddial information

*

*/

#ifndef CSPEEDDIALATTRIBUTEOPERATION_H

#define CSPEEDDIALATTRIBUTEOPERATION_H

// INCLUDES

#include <e32base.h>

#include <MVPbkContactOperation.h>

#include <MVPbkBatchOperationObserver.h>

// FORWARD DECLARATIONS

class MVPbkStoreContactField;

class CVPbkSpeedDialAttribute;

class MVPbkSetAttributeObserver;

class MVPbkContactFindObserver;

class CVPbkBatchOperation;

class CVPbkContactLinkArray;

namespace VPbkEngUtils { class CVPbkAsyncOperation; }

namespace VPbkCntModel {

class CContactStore;

class TContactField;

class CContact;

class CContactFilter;

class CContactLink;

/**

 *  A operation class for setting/getting speed dial information

 */

NONSHARABLE_CLASS( CSpeedDialAttributeOperation ): 

        public CBase,

        public MVPbkContactOperation,

		private MVPbkBatchOperationObserver

    {

public:

    /**

     * Creates operation that sets the speed dial

     * @param aContactStore Store which is used

     * @param aField The contact field where the speed dial is set

     * @param aAttribute Speed dial attribute 

     * @param aObserver Observer that is notified when finished

     * @return asynchronous operation

     */ 

    static CSpeedDialAttributeOperation* NewSetLC(

            CContactStore& aContactStore,

            MVPbkStoreContactField& aField, 

            const CVPbkSpeedDialAttribute& aAttribute,

            MVPbkSetAttributeObserver& aObserver);

    /**

     * Creates operation that removes the speed dial

     * @param aContactStore Store which is used

     * @param aField The contact field where the speed dial is removed

     * @param aAttribute Speed dial attribute 

     * @param aObserver Observer that is notified when finished

     * @return asynchronous operation

     */             

    static CSpeedDialAttributeOperation* NewRemoveLC(

            CContactStore& aContactStore,

            MVPbkStoreContactField& aField, 

            const CVPbkSpeedDialAttribute& aAttribute,

            MVPbkSetAttributeObserver& aObserver);

    /**

     * Creates operation that lists all speed dials

     * @param aContactStore Store which is usedt

     * @param aAttribute Speed dial attribute 

     * @param aObserver Observer that is notified when finished

     * @return asynchronous operation

     */         

    static CSpeedDialAttributeOperation* NewListLC(

            CContactStore& aContactStore,

            const CVPbkSpeedDialAttribute& aAttribute,

            MVPbkContactFindObserver& aObserver);

    ~CSpeedDialAttributeOperation();

public: // from base class MVPbkContactOperation

    void StartL();

    void Cancel();

private: // from base class MVPbkBatchOperationObserver

    void StepComplete(MVPbkContactOperationBase& aOperation,

                              TInt aStepSize);

    TBool StepFailed(

            MVPbkContactOperationBase& aOperation,

            TInt aStepSize,

            TInt aError);

    void OperationComplete(MVPbkContactOperationBase& aOperation);

// Implementation

private:

    enum TOperationMode { ESet, ERemove, EList };

    CSpeedDialAttributeOperation(

            TOperationMode aOperationMode,

            CContactStore& aContactStore,

            MVPbkStoreContactField& aField, 

            MVPbkSetAttributeObserver& aObserver);

    CSpeedDialAttributeOperation(

            TOperationMode aOperationMode,

            CContactStore& aContactStore,

            MVPbkContactFindObserver& aObserver);

    void ConstructL(const CVPbkSpeedDialAttribute& aAttribute);

    void HandleOperationCompleteL();

    void DoSetOperationL(MVPbkSetAttributeObserver& aObserver);

    void SetOperationError(MVPbkSetAttributeObserver& aObserver, TInt aError);

    void DoListOperationL(MVPbkContactFindObserver& aObserver);

    void ListOperationError(MVPbkContactFindObserver& aObserver, TInt aError);

    TInt NativeFieldIndex(CContact& aContact, TContactField& aField) const;

    void FindSpeedDialsL();

    void FindSpeedDialL();

    CContactLink* DoFindSpeedDialLC( TInt aIndex );

private: // Data

    /// Ref: operation mode

    TOperationMode iOperationMode;

    /// Ref: contact store

    CContactStore& iContactStore;

    /// Ref: store contact field

    MVPbkStoreContactField* iField;

    /// Own: speed dial attribute

    CVPbkSpeedDialAttribute* iAttribute;

    /// Ref: set attribute observer

    MVPbkSetAttributeObserver* iSetObserver;

    /// Ref: contact find observer

    MVPbkContactFindObserver* iFindObserver;

    /// Own: VPbk asynchronous operation

    VPbkEngUtils::CVPbkAsyncOperation* iAsyncOperation;

    /// Own: empty operation

    CVPbkBatchOperation* iEmptyOperation;

    /// Own: contact link array

    CVPbkContactLinkArray* iLinkArray;

    };

} // namespace VPbkCntModel

#endif // CSPEEDDIALATTRIBUTEOPERATION_H

// End of File