/*

* Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  notification class

*

*/

#ifndef WLMNOTIFICATION_H

#define WLMNOTIFICATION_H

// INCLUDES

#include "wlmsession.h"

#include "am_platform_libraries.h"

class CWlmSession;

/**

* Base class for all notification types.

*

* Basically this only determines the interface how Server is forwarding 

* notifications to Sessions or WAL.

*

* @lib wlmserversrv.lib

* @since Series 60 3.0

*/

class CNotificationBase : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Destructor.

        */

        virtual ~CNotificationBase() {};

       // New methods

    public: // New functions

        /**

         * AddNotification

         * @since Series 60 3.0

         * @param aNotification identifier

         * @param aData content of the notification

         */

        virtual void AddNotification(

            TUint aNotification,

            TDes8& aData ) = 0;            

    };

/**

* Forwards notifications to a session.

*

* @lib wlmserversrv.dll

* @since Series 60 3.0

*/

NONSHARABLE_CLASS( CSessionNotification ) : public CNotificationBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * 

        * @param aSession Handle to the session.

        * @param aNotificationMask Notifications enabled for the session.

        * @return Pointer to the created instance, NULL if unable to create an instance.

        */

        static CSessionNotification* NewL(

            CWlmSession& aSession,

            TUint32 aNotificationMask );

        /**

        * Destructor.

        */

        virtual ~CSessionNotification();

    public: // Functions from base classes

        /**

         * AddNotification

         * @since Series 60 3.0

         * @param aNotification identifier

         * @param aData content of the notification

         */

        void AddNotification(

            TUint aNotification,

            TDes8& aData );

    private: // Methods

        /**

        * C++ default constructor.

        * 

        * @param aSession Handle to the session.

        * @param aNotificationMask Notifications enabled for the session.

        */

        CSessionNotification(

            CWlmSession& aSession,

            TUint32 aNotificationMask );

    private:    // Data

        /** Interface to session to forward notifications. */

        CWlmSession& iSession;

        /** Bitmask of active notifications. */

        TUint32 iNotificationMask;

    };

#endif // WLMNOTIFICATION_H

// End of File