/*

* 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:

*

*/

#ifndef TSSTORAGE_H

#define TSSTORAGE_H

#include <e32base.h>

#include "tsmodel.h"

#include "tsmodelobserver.h"

#include "tsdataobserver.h"

#include "tsdatastorage.h"

class CTsStorage: public CBase,

                  public MTsModel,

                  public MTsModelObserver,

                  public MTsDataObserver,

                  public MTsDataStorage

{

public:

    static CTsStorage* NewL(const TArray<MTsModel*> &aDataProviders);

    ~CTsStorage();

private:

    CTsStorage();

    void ConstructL(const TArray<MTsModel*> &aDataProviders);

    TInt ResetModel();

    void ResetModelL();

    void PullDataL(const MTsModel& aSrc);

    void ReorderDataL();

    void TrimDataL();

public://from MTsModelObserver

    void DataChanged(MTsModel& aModel);

public://from MTsModel

    TInt Count() const;

    void SetObserver(MTsModelObserver* aObserver);

private://from MTsModel

public://from MTsDataObserver

    void DataChanged();

public://from MTsDataStorage

    TBool IsSupported(TInt aFunction) const;

    void HandleDataL(TInt aFunction, RReadStream& aDataStream);

private:

    RPointerArray<MTsModel> iDataProviders;

    RArray<TTsModelItem> iData;

    MTsModelObserver* iDataObserver;

};

#endif //TSSTORAGE_H