// Copyright (c) 2003-2009 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:

// declaration of CAsynchEvent class

// THIS API IS INTERNAL TO NETWORKING AND IS SUBJECT TO CHANGE AND NOT FOR EXTERNAL USE

// 

//

/**

 @file 

 @internalTechnology

*/

#include <e32base.h>

#ifndef _ASYNCHEVENT_H_

#define _ASYNCHEVENT_H_

class CStateMachine;

/**

 This is an abstract base for one asynchronous statemachine event

 The event can be part of the list built beforehand or on the fly.

 @see CStateMachine

 @internalTechnology

**/

class CAsynchEvent : public CBase

{

public:

   CAsynchEvent( CStateMachine* aStateMachine ) :

      iStateMachine( aStateMachine )

   {

   }

   virtual CAsynchEvent* ProcessL( TRequestStatus& aStatus ) = 0;

   void SetNext( CAsynchEvent* aNext );

   CAsynchEvent* Next() const;

protected:

   CAsynchEvent* iNext; //reference

   CStateMachine* iStateMachine; //reference

};

inline void CAsynchEvent::SetNext( CAsynchEvent* aNext )

/** 

 * Sets the next event

 *

 * @param aNext the next event to be set

 */

{

   iNext = aNext;

}

inline CAsynchEvent* CAsynchEvent::Next() const

/** 

 * Gets the next event in the chain

 *

 * @return the next event in the chain

 */

{

   return iNext;

}

#endif