/*

* Copyright (c) 2006 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:  Implementation of presence info field collection.

 *

*/

#ifndef CPRESENCEINFOFIELDCOLLECTIONIMP_H

#define CPRESENCEINFOFIELDCOLLECTIONIMP_H

#include <e32std.h>

#include <s32strm.h> // RWriteStream, RReadStream

#include <ximpbase.h>

#include <ximpdatamodelifids.hrh>

#include "ximpapidataobjbase.h"

#include "presenceapiobjbase.h"

#include "presencetypehelpers.h"

#include "presenceinfofieldcollection.h"

class MPresenceInfoField;

class CPresenceInfoFilterImp;

/**

 * Implementation of presence info field collection.

 *

 *

 *

 *

 * @ingroup ximpdatamodelapi

 * @since S60 v3.2

 */

NONSHARABLE_CLASS( CPresenceInfoFieldCollectionImp ): public CXIMPApiDataObjBase, 

    public MPresenceInfoFieldCollection

    {

public:

    /** The class ID. */

    enum { KClassId = PRIMP_CLSID_CPRESENCEINFOFIELDCOLLECTIONIMP };

public:

    IMPORT_C static CPresenceInfoFieldCollectionImp* NewLC();

    virtual ~CPresenceInfoFieldCollectionImp();

private:

    CPresenceInfoFieldCollectionImp();

    void ConstructL();

    /**

     * @see CXIMPApiDataObjBase

     */

    XIMPIMP_DECLARE_DATAOBJ_BASE_PRIV_METHODS

public: // From MXIMPBase

    /**

     * Implementation of MXIMPBase interface methods

     * @see MXIMPBase

     */

    XIMPIMP_DECLARE_IF_BASE_METHODS

    /**

     * @see CXIMPApiDataObjBase

     */

    XIMPIMP_DECLARE_DATAOBJ_BASE_METHODS

public: // New functions

    /**

     * Internalizes object data from given stream.

     * @param aStream Stream to read.

     */

    IMPORT_C void InternalizeL( RReadStream& aStream );

public: // from MPresenceInfoFieldCollection

    /**

     * @see MPresenceInfoFieldCollection

     */

    TInt FieldCount() const;

    /**

     * @see MPresenceInfoFieldCollection

     */

    const MPresenceInfoField& FieldAt(

            TInt aIndex ) const;

    /**

     * @see MPresenceInfoFieldCollection

     */

    void LookupFieldByFieldType(

            MPresenceInfoField*& aPresenceInfoField,

            const TDesC8& aMatch ) const;

    /**

     * @see MPresenceInfoFieldCollection

     */

    TInt DeleteFieldByFieldType(const TDesC8& aMatch );

    /**

     * @see MPresenceInfoFieldCollection

     */

    void AddOrReplaceFieldL(

            MPresenceInfoField* aPresenceInfoField );

public: // new methods

    /**

     * Remove from this field collection the field

     * at the given index.

     */

    void RemoveField( TInt aIndex );

private: // helpers

    /** 

     * Find index, starting at the given object.

     * @return KErrNotFound if not found

     * @return Otherwise returns the index of given object

     */

    TInt FindIndexOfObj( MPresenceInfoField*& aObject ) const;

private: // data

    /**

     * OWN: The fields stored in this collection

     */

    RPrInfoFieldArray iFields;

    };

#endif // CPRESENCEINFOFIELDCOLLECTIONIMP_H