/*

* Copyright (c) 2004 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:  Base class for WV attribute models.

*

*/

#ifndef CPENGWVATTRIBUTEMODELBASE_H

#define CPENGWVATTRIBUTEMODELBASE_H

//  INCLUDES

#include <E32Base.h>

#include "MPEngPresenceAttrModelTypeImp.h"

/**

 * Base class for WV attribute models.

 *

 * @lib PEngAttrLib

 * @since 3.0

 */

NONSHARABLE_CLASS( CPEngWVAttributeModelBase ) : public CBase,

        public MPEngPresenceAttrModelTypeImp

    {

public:  // Constructors and destructor

    /**

     * C++ constructor.

     */

    CPEngWVAttributeModelBase( TBool aUserOwnAttribute );

    /**

     * Destructor.

     */

    virtual ~CPEngWVAttributeModelBase();

public: // Functions from MPEngPresenceAttrModelTypeImp

    /**

     * From MPEngPresenceAttrModelTypeImp.

     *

     * Empty base implementation for such virtual functions

     * that most WV attribute do not support.

     *

     * @since 3.0

     */

    TBool SetDataL( TInt* aIntData,

                    const TDesC8* a8Data,

                    const TDesC16* a16Data,

                    TInt aField,

                    TInt aGroup );

    TBool SetDataAsyncL( const TDesC8* a8Data,

                         const TDesC16* a16Data,

                         TRequestStatus& aRequestStatus,

                         TInt aField,

                         TInt aGroup );

    void CancelSetDataAsync();

    TAny* TypeExtension( TUint32 aType );

    void HandleNetworkSessionStateChangeL( TBool aSessionOpen );

protected: //Helpers

    /**

     * Assertion helpers.

     *

     * @since 3.0

     */

    void __AssertAttrEnumValueOutOfBoundsL() const;

    void __AssertAttrEnumValueOutOfBounds() const;

protected: //Data

    //OWN: Is instance user own attribute or not?

    const TBool   iUserOwnModel;

    };

#endif      //CPENGWVATTRIBUTEMODELBASE_H

//  End of File