/*

* Copyright (c) 2009-2010 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:  Observer class to data refresh

*  Interface   : Private, CVmbxObserver

*

*/

#ifndef C_VMBXOBSERVER_H

#define C_VMBXOBSERVER_H

// INCLUDES

#include <e32base.h>

#include "mvmbxchangeobserver.h"

#include "mvmbxsimstoreobserver.h"

#include "mvmbxsatrefreshobserver.h"

#include "mvmbxcenrepobserver.h"

#include "mvmbxresourceprovider.h"

#include "voicemailboxdefsinternal.h"

// FORWARD DECLARATIONS

class CVmbxSatRefreshObserver;

class CVmbxSimStoreObserver;

class CVmbxCenRepObserver;

class CVmbxSimHandler;

// CLASS DECLARATION

/**

 *  Mailbox observer

 *

 *  @lib vmbxengine.lib

 */

NONSHARABLE_CLASS( CVmbxObserver ) : public CBase,

                                     public MVmbxSimStoreObserver,

                                     public MVmbxSatRefreshObserver,

                                     public MVmbxCenRepObserver

    {

public: // Constructors and destructor

    /**

     * Two-phased constructor.

     * @param in aProvider Reference to MVmbxResourceProvider

    */

    static CVmbxObserver* NewL( MVmbxResourceProvider& aProvider );

    /**

     * Two-phased constructor.

     * @param in aProvider Reference to MVmbxResourceProvider

     */

    static CVmbxObserver* NewLC( MVmbxResourceProvider& aProvider );

    /**

     * Destructor.

     */

    virtual ~CVmbxObserver();

public: // New functions

    /**

     * Observe vmbx change.

     * @param in aObserver Reference to MVmbxChangeObserver

     */

    void SetVmbxObserver( MVmbxChangeObserver& aObserver );

public: // From base class

    /**

     * From MVmbxSimStoreObserver::HandleSimStoreChanged

     */

    void HandleSimStoreChanged();

    /**

     * From MVmbxSatRefreshObserver::HandleSatRefresh

     */

    void HandleSatRefresh();

    /**

     * From MVmbxCenRepObserver::HandleCenRepChange

     * @param in aId the changed key Id

     */

    void HandleCenRepChange( TVmbxCenRepKey aId );

private:

    /**

     * C++ default constructor.

     * @param in aProvider Reference to MVmbxResourceProvider

     */

    CVmbxObserver( MVmbxResourceProvider& aProvider );

    /**

     * By default Symbian 2nd phase constructor is private.

     */

    void ConstructL();

private: // data

    /**

     * Pointer to MVmbxChangeObserver

     * Own.

     */

    MVmbxChangeObserver* iObserver;

    /**

     * Reference to MVmbxResourceProvider

     * 

     */

    MVmbxResourceProvider& iProvider;

    /**

     *Pointer to  CVmbxCenRepHandler

     * Own.

     */

    CVmbxCenRepObserver* iCenRepObserver;

    /**

     * Pointer to CVmbxSimHandler

     * Own.

     */

    CVmbxSimHandler* iSimHandler;

    /**

     * CVmbxSatRefreshObserver

     * Own.

     */

    CVmbxSatRefreshObserver* iSatObserver;

    /**

     * CVmbxSimStoreObserver

     * Own.

     */

    CVmbxSimStoreObserver* iSimObserver;

    };

#endif // C_VMBXOBSERVER_H