/*

* Copyright (c) 2002-2006 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:  CCFContextIndicationImpl class declaration.

*

*/

#ifndef C_CFCONTEXTINDICATIONIMPL_H

#define C_CFCONTEXTINDICATIONIMPL_H

#include "cfcontextindication.h"

class RWriteStream;

class RReadStream;

class CCFContextObjectImpl;

/**

* Context indication implementation.

*

* @lib CFServices.lib

* @since S60 4.0

*/

NONSHARABLE_CLASS( CCFContextIndicationImpl ): public CCFContextIndication

    {

    public:

        // Two phased constructors

        IMPORT_C static CCFContextIndicationImpl* NewL( const TUid& aUid );

        IMPORT_C static CCFContextIndicationImpl* NewLC( const TUid& aUid );

        // Two phased constructors

        IMPORT_C static CCFContextIndicationImpl* NewL(

            RReadStream& aStream );

        IMPORT_C static CCFContextIndicationImpl* NewLC(

            RReadStream& aStream );

        // Destructor

        ~CCFContextIndicationImpl();

    public: // From base classes

        // @see CCFContextIndication

        const CCFContextObject& Context() const;

        // @see CCFContextIndication

        const TUid& Uid() const;

        // @see CCFContextIndication

        void CreateDataObjectL( CCFContextDataObject& aDataObject );

    public: // New methods

        /**

        * Internalizes object.

        * 

        * @since S60 5.0

        * @param aStream Read stream.

        * @return None.

        */    

        IMPORT_C void InternalizeL( RReadStream& aStream );

        /**

        * Externalizes object.

        *

        * @since S60 5.0

        * @param aStream Write stream.

        * @return None.

        */    

        IMPORT_C void ExternalizeL( RWriteStream& aStream );

        /**

        * Returns size of the object in bytes.

        *

        * @since S60 5.0

        * @param None.

        * @return TInt.

        */    

        IMPORT_C TInt Size() const;

        /**

        * Sets new context to this indication.

        * 

        * @since S60 4.0

        * @param aObject Context object.

        * @return None

        */

        IMPORT_C void SetContextL( const CCFContextObject& aContext );

        /**

        * Sets a UID of the data object.

        *

        * @since S60 5.0

        * @param aUid Uid of the data object.

        * @return None.

        */

        IMPORT_C void SetDataObjectUid( const TUid& aUid );

        /**

        * Associate a data object with the context indication.

        *

        * @since S60 5.0

        * @param aData Data object to associate.

        * @return None.

        */

        IMPORT_C void SetDataObject( HBufC8* aData );

    private:

        CCFContextIndicationImpl( const TUid& aUid );

        void ConstructL();

    private:

        /** Context object related to the indication */

        CCFContextObjectImpl* iContext;

        /** UID associated into the data */

        TUid iUid;

        /** Streamed data object */

        HBufC8* iData;

    };

#endif