/*

* Copyright (c) 2006 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:  Contact observer interface

*

*/

#ifndef VASMCONTACTOBSERVER_H

#define VASMCONTACTOBSERVER_H

// INCLUDES

#include <e32std.h>

#include <cntdef.h>

// CONSTANTS

// DATA TYPES

// Contact event

enum TVasContactEvent

    {

    ENullEvent,                     // No event occured.  

    EContactAdded,                  // A contact has been added to the contact store.  

    EContactDeleted,                // A contact has been deleted from the contact store.  

    EContactChanged,                // An existing contact in the contact store has been changed.  

    EGroupAdded,                    // A contact group has been added to the contact store.  

    EGroupDeleted,                  // A contact group has been deleted from the contact store.  

    EGroupChanged,                  // An existing contact group in the contact store has been changed.  

    EStoreBackupBeginning,          // Contact store backup is beginning.  

    EStoreRestoreBeginning,         // Contact store restore is beginning.  

    EStoreBackupRestoreCompleted,   // Contact store backup or restore is completed.  

    EUnknownChanges,                // There has been some unknown changes in the contact store.  

    ENotSupported                   // Other kind of changes that are not supported

    };

struct TPhonebookEvent

    {

    TTime iTime;

    TVasContactEvent iType;

    TContactItemId iContactId;

    TPhonebookEvent()

        {

        iType = EContactChanged;

        iContactId = 0;

        iTime.UniversalTime();

        }

    };

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

* Contact observer interface

*

* @since 3.2

*/

class MVasContactObserver

    {

    public:  // Constructors and destructor

    public: // New functions

        /**

        * Called when a contact change event occurs

        *

        * @since 3.2

        */

        virtual void HandleEventL( const TPhonebookEvent& aEvent ) = 0;

    public: // Functions from base classes

    private:  // New functions

    private:    // Data

        };

#endif      // VASMCONTACTOBSERVER_H

// End of File