/*

* 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 CPIXNPSEARCHER_H_

#define CPIXNPSEARCHER_H_

//  INCLUDES

#include "CCPixNPSearcherInterface.h"

#include "CCPixNPSearcherObserver.h"

#include "MCPixSearcherObserver.h"

#include <RSearchServerSession.h>

// Forward declarations

// CLASS DECLARATION

class CCPixSearcher;

/**

 * CCPixNPSearcher

 * Implements services described in MCPixNPSearcher. Provides

 * the functionality for committing searches into database associated

 * with its base application class. 

 */

class CCPixNPSearcher : public CCPixNPSearcherInterface, MCPixSearchRequestObserver, MCPixNextDocumentRequestObserver 

    {

public:

    static CCPixNPSearcher* NewL( const TDesC& aBaseAppClass, const TDesC& aDefaultSearchField );

    static CCPixNPSearcher* NewL( const TDesC& aBaseAppClass );

    virtual ~CCPixNPSearcher();

private:

	CCPixNPSearcher();

    void ConstructL( const TDesC& aBaseAppClass, const TDesC& aDefaultSearchField );

    void ConstructL( const TDesC& aBaseAppClass );

    virtual void Invalidate(); 

public: // From MCPixNPSearcher 

	virtual void SetObserverL( NPObject* aObserver ); 

	virtual void SetAnalyzerL( const TDesC& aAnalyzer ); 

	virtual void SearchL( const TDesC& aSearchTerms, const TDesC& aDocumentField = KNullDesC);

	virtual void GetDocumentL(TInt aIndex);

	virtual void Cancel();

	virtual TBool IsActive();

public: // From MCPixSearcherObserver

	virtual void HandleSearchResultsL(TInt aError, TInt aEstimatedResultCount);

    virtual void HandleDocumentL(TInt aError, CSearchDocument* aDocument);

private:

	RSearchServerSession iSearchSession;

	CCPixSearcher* iSearcher; 

	CCPixNPSearcherObserver* iObserver; 

    };

#endif /*CPIXNPSEARCHER_H_*/