/*

* Copyright (c) 2009 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: Status provider

*

*/

#ifndef SPBSTATUSPROVIDER_H_

#define SPBSTATUSPROVIDER_H_

//  INCLUDES

#include <e32base.h>

#include <presencecachereadhandler2.h>

class MPresenceCacheReader2;

class CVPbkContactManager;

class CSpbContent;

class MVPbkContactLink;

class CPresenceCacheBuddyIdCreator;

/**

 * The real implementation of the status provider

 */

NONSHARABLE_CLASS( CSpbStatusProvider ) :

        public CBase,

        public MPresenceCacheReadHandler2

    {

public: // Construction & destruction

    static CSpbStatusProvider* NewL(

    		RPointerArray<CSpbContent>& aContentCache );

    ~CSpbStatusProvider();

public: // Interface

    void FetchStatusDataL(

            CSpbContent& aContent);

private:    // From MPresenceCacheReadHandler2

    void HandlePresenceReadL(TInt aErrorCode,

            RPointerArray<MPresenceBuddyInfo2>& aPresenceBuddyInfoList);

    void HandlePresenceNotificationL(TInt aErrorCode,

            MPresenceBuddyInfo2* aPresenceBuddyInfo);

private:

    HBufC* CreateBuddyIdL(

            const MVPbkContactLink& aLink);

    CSpbContent* FindContentByBuddyId(

            const TDesC& aBuddyId);

    void NotifyChangeEventL(

            MPresenceBuddyInfo2& aBuddyInfo,

            CSpbContent& aContent);

private:    // constructors

    inline CSpbStatusProvider(

            RPointerArray<CSpbContent>& aContentCache);

    inline void ConstructL();

private: // data

    // Own. Presence cache read interface

    MPresenceCacheReader2* iPresenceCache;

    // Own. Buddy ID creator.

    CPresenceCacheBuddyIdCreator* iBuddyIdCreator;

    // Not own. Content cache

    RPointerArray<CSpbContent>& iContentCache;

    };

#endif /*SPBSTATUSPROVIDER_H_*/