/*

* Copyright (c) 2007 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:  MSearchKeysEvent object implementation.

 *

*/

#ifndef CSEARCHKEYSEVENTIMP_H

#define CSEARCHKEYSEVENTIMP_H

#include  <s32strm.h>

#include "ximpapieventbase.h"

#include <searchkeysevent.h>

#include "searchapiobjbase.h"

#include "searchtypehelpers.h"

class RReadStream;

class CSearchKeyInfoImp;

/**

 * MSearchKeysEvent API object implementation.

 *

 * @lib searchdatamodel.dll

 */

NONSHARABLE_CLASS( CSearchKeysEventImp ): public CXIMPApiEventBase,

                                             public MSearchKeysEvent

    {

	public:

	    /** The class ID. */

	    enum { KClassId = IMP_CLSID_CSEARCHKEYSEVENTIMP  };

	public:

	    /**

	     * Exported instantiation method for initializing

	     * new event object.

	     */

	    IMPORT_C static CSearchKeysEventImp* NewLC( RSearchKeyInfoImpArray* aKeyInfoArray );

	    /**

	     * Instantiation method for event automation.

	     * Method signature must be exactly this to work

	     * with event delivery automation system.

	     *

	     * Event implementation must be registered to

	     * SearchEventCodec KApiEventConstructorTable.

	     */

	    static CXIMPApiEventBase* NewFromStreamLC( RReadStream& aStream );

		/**

         * Destructor

         */

	     virtual ~CSearchKeysEventImp();

	public: // From MSearchKeysEvent

        /**

         * 

         * @see MSearchKeysEvent

         */

         TInt  InfoCount() const;

         /**

          * 

          * @see MSearchKeysEvent

          */ 

		 const MSearchKeyInfo& SearchKeyInfo( TInt aIndex ) const;

	private:

		/**

	     * constructor

	     */

	    CSearchKeysEventImp();

	    /**

	     * 2nd phase constructor

	     */

	    void ConstructL( RSearchKeyInfoImpArray* aKeyInfoArray );							

		/**

	     * 2nd phase constructor

	     */

	    void ConstructL( RReadStream& aStream );

	    /**

	     *  internalize method 

	     */

	    void InternalizeL( RReadStream& aStream ) ;

	    /**

         * Helper for externalize

         */

        void WriteArrayToStreamL( RSearchKeyInfoImpArray& aKeyInfoArray,

        						  RWriteStream& aStream ) const;

        /**

         * Helper for internalize

         */

        void FillArrayFromStreamL( RSearchKeyInfoImpArray& aKeyInfoArray, 

        						   RReadStream& aStream );

	public: // From API base interfaces

	    /**

	     * Implementation of MXIMPBase interface methods

	     * @see MXIMPBase

	     */

	      XIMPIMP_DECLARE_IF_BASE_METHODS

	    /**

	     * Implementation of MSearchEventBase interface and

	     * CSearchApiEventBase methods

	     *

	     */

	   	XIMPIMP_DECLARE_EVENT_BASE_METHODS

	private: // data

       /**

        * RSupportedSearchKeyImpArray :  owned

        */

	    RSearchKeyInfoImpArray* iInfoArray;

    };

#endif // CSEARCHKEYSEVENTIMP_H