/*

* Copyright (c) 2007 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:    Candidate store

*

*/

#ifndef NATCOMTESTOBSERVER_H

#define NATCOMTESTOBSERVER_H

#include <e32std.h>

class CNATFWCandidate;

class CNATFWCandidatePair; 

class MNatComTestObserver

    {

public:

    enum TNatComTestEvent

        {

        ESessionCreated         = 1,

        EStreamCreated          = 2,

        ESetIdentification      = 3,

        ELocalCandidateFound    = 4,

        EFetchingCompleted      = 5,

        ESetOperationMode       = 6,

        ENewCandPairFound       = 7,

        EConnChecksCompleted    = 8,

        ERunning                = 9,

        ETestError              = 10,

        ETestEnd                = 11

        };

    virtual void Notify( TNatComTestEvent aEvent, TInt aError ) = 0;

    virtual TInt LocalCandidates( const RPointerArray<CNATFWCandidate>& aLocalCandidates ) = 0;

    virtual TInt RemoteCandidates( RPointerArray<CNATFWCandidate>& aRemoteCandidates ) = 0;

    virtual void DoPause( TRequestStatus& aStatus ) = 0;

    virtual TInt CandidatePairs( const RPointerArray<CNATFWCandidatePair>& iCandidatePairs ) = 0;

    };

#endif // NATCOMTESTOBSERVER_H