/*

* Copyright (c) 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: 

*

*/

#ifndef CNPSEARCHDOCUMENT_H

#define CNPSEARCHDOCUMENT_H

//  INCLUDES

#include "CNPSearchDocumentInterface.h"

#include "CNPDocumentFieldInterface.h"

// FORWARD DECLARATION

class CSearchDocument; 

// CLASS DECLARATION

/**

 * CCPixNPSearchDocument

 * Implements services described in MCPixNPSearchDocument. Provides an access

 * to the associated entity in the index database, e.g. information describing

 * SMS messages, documents etc.  

 * 

 * NOTE: Because the CNPDocumentField:s hold dependency to data owned by this 

 * class, this class MUST NOT be destroyed before all dependent CNPDocumentFields

 * are released. For this reason this class introduces a simple reference counting

 * for CNPDocumentField:s

 */

class CNPSearchDocument : public CNPSearchDocumentInterface

    {

    friend class CNPDocumentField; 

public:

	/**

	 * @param aDocument ownership transferred

	 */

    static CNPSearchDocument * NewL( CSearchDocument* aDocument );

    virtual ~CNPSearchDocument();

    void Deallocate(); // From CObjectInterface

private:

	CNPSearchDocument( CSearchDocument* aDocument );

    void ConstructL();

protected: // for CNPDocumentField

	void Retain(); // increases reference count by one

	void Release(); // decreases reference count by one

public: // from MNPSearchDocument

	virtual NPDocumentFieldObject* FieldL(const TDesC& aName);

	virtual const TDesC& Id() const;

	virtual const TDesC& AppClass() const;

	virtual const TDesC& Excerpt() const;

	virtual TInt FieldCount() const;

	virtual NPDocumentFieldObject* FieldL( const TInt aIndex );

private:

	CSearchDocument* iDocument;

	TInt iReferences; 

    };

#endif /*CNPSEARCHDOCUMENT_H*/