/*

* 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:  NWSessionSlot handle implementation.

*

*/

#ifndef CPENGNWSESSIONSLOT2IMP_H

#define CPENGNWSESSIONSLOT2IMP_H

//  INCLUDES

#include "MPEngNWSessionOperationOwner.h"

#include <E32Base.h>

#include <BaDesCa.h>

#include <PEngPresenceEngineConsts2.h>

//FORWARD DECLARATIONS

class MPEngNWSessionOperationObserver2;

class CPEngNWSessionSlot2;

class CPEngNWSessionSlotID2;

class CPEngNWSessionOperation;

class CIMPSSAPSettings;

class CPEngNWSessionSlotStorageProxy;

class CPEngNWSessionProxy;

/**

 * NWSessionSlot handle implementation.

 *

 * @since 3.0

 */

NONSHARABLE_CLASS( CPEngNWSessionSlot2Imp ) : public CBase,

        public MPEngNWSessionOperationOwner

    {

public: /* Construction */

    /**

     * Instantiates CPEngNWSessionSlot2Imp object.

     *

     * @return New CPEngNWSessionSlot2Imp instance.

     */

    static CPEngNWSessionSlot2Imp* NewL(

        CPEngNWSessionSlot2& aInterface,

        TInt aPriority,

        const CPEngNWSessionSlotID2& aNWSessionSlotID );

    /**

     * Destructor.

     */

    ~CPEngNWSessionSlot2Imp();

protected:

    /**

     * C++ constructor.

     */

    CPEngNWSessionSlot2Imp( CPEngNWSessionSlot2& aInterface,

                            TInt aPriority );

    /**

     * Symbian OS constructor.

     */

    void ConstructL( const CPEngNWSessionSlotID2& aNWSessionSlotID );

public: /* NWSessionSlot handle implementation. */

    /**

     * Implementation.

     * @since 3.0

     */

    TInt GetNWSessionSlotID( CPEngNWSessionSlotID2& aNWSessionSlotID ) const;

    TInt GetOption( TUint aOptionName, TUint aOptionLevel, TDes8& aOption );

    TBool IsOpenNWPresenceSessionActive() const;

    TInt OpenNWPresenceSession( const CIMPSSAPSettings& aSAP,

                                MPEngNWSessionOperationObserver2& aObserver );

    void CancelOpenNWPresenceSession();

    TBool IsCloseNWPresenceSessionActive() const;

    TInt CloseNWPresenceSession( MPEngNWSessionOperationObserver2& aObserver,

                                 TBool aForceClose );

    void CancelCloseNWPresenceSession();

    TInt OpenNWPresenceSessionOwnership();

    void CloseNWPresenceSessionOwnership();

    TInt StoreNWPresenceSessionOwnership( const TDesC16& aOwnerID );

    TInt RestoreNWPresenceSessionOwnership( const TDesC16& aOwnerID );

    TInt GetNWPresenceSessionSap( CIMPSSAPSettings& aSAP ) const;

    TInt GetNWSessionSlotState( TPEngNWSessionSlotState& aState ) const;

private: //from MPEngNWSessionOperationOwner

    /**

     * Notifies from session slot operation destruction.

     * @since 3.0

     * @param aOperation The dying operation.

     */

    void HandleNWSessionOperationDestruction( CPEngNWSessionOperation* aOperation );

private: //Helpers

    void DoGetNWPresenceSessionSapL( CIMPSSAPSettings& aSAP ) const;

private: //Data

    //REF: Implemented interface

    CPEngNWSessionSlot2& iInterface;

    //OWN: The notifier priority

    TInt    iActivePriority;

    //OWN: The Storage proxy for used slot

    CPEngNWSessionSlotStorageProxy* iUsedSlot;

    //OWN: Network session proxy

    CPEngNWSessionProxy*    iNWSessionProxy;

    //OWN:

    CPEngNWSessionOperation* iSessionOpenOp;

    CPEngNWSessionOperation* iSessionCloseOp;

    };

#endif  //CPENGNWSESSIONSLOT2IMP_H

// End of File