/*

* Copyright (c) 2002-2009 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:  Class to receive asynchronous notifications from WLAN drivers

*

*/

// INCLUDE FILES

#include <e32def.h>

#include <e32std.h>

#include "wlannotificationhandler.h"

#include "RWlanLogicalChannel.h"

#include "am_debug.h"

// ================= MEMBER FUNCTIONS =======================

// C++ default constructor can NOT contain any code, that

// might leave.

//

CWlanNotificationHandler::CWlanNotificationHandler(

    RWlanLogicalChannel& aChannel,

    MWlanNotificationCallback& aClient ):

    CActive( CActive::EPriorityStandard ),

    iChannel( aChannel ),

    iClient( aClient )

    {

    DEBUG( "CWlanNotificationHandler::CWlanNotificationHandler()" );

    };

// Destructor

CWlanNotificationHandler::~CWlanNotificationHandler()

    {

    DEBUG( "CWlanNotificationHandler::~CWlanNotificationHandler()" );

    Cancel();

    };

// ---------------------------------------------------------

// CWlanNotificationHandler::NewL

// ---------------------------------------------------------

//

CWlanNotificationHandler* CWlanNotificationHandler::NewL(

    RWlanLogicalChannel& aChannel,

    MWlanNotificationCallback& aClient )

    {

    DEBUG( "CWlanNotificationHandler::NewL()" );

    CWlanNotificationHandler* self = new(ELeave) CWlanNotificationHandler( aChannel, aClient );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------

// CWlanNotificationHandler::ConstructL

// ---------------------------------------------------------

//

void CWlanNotificationHandler::ConstructL()

    {

    DEBUG( "CWlanNotificationHandler::ConstructL()" );

    CActiveScheduler::Add( this );    

    }

// ---------------------------------------------------------

// CWlanNotificationHandler::DoCancel

// Cancel is called by the framework when Cancel() is called.

// Pending indication is cancelled from the device driver.

// ---------------------------------------------------------

//

void CWlanNotificationHandler::DoCancel()

    {

    DEBUG( "CWlanNotificationHandler::DoCancel() " );

    iChannel.CancelRequestSignal();

    }

// ---------------------------------------------------------

// CWlanNotificationHandler::RunL

// This is called when active object has received an

// indication.

// ---------------------------------------------------------

//

void CWlanNotificationHandler::RunL()

    {

    DEBUG( "CWlanNotificationHandler::RunL()" );

    iClient.OnNotify( iIndication );

    IssueRequest();

    }

// ---------------------------------------------------------

// CWlanNotificationHandler::Start

// ---------------------------------------------------------

//

TInt CWlanNotificationHandler::Start()

    {

    DEBUG( "CWlanNotificationHandler::Start()" );

    IssueRequest();

    return KErrNone;

    }

// ---------------------------------------------------------

// CWlanNotificationHandler::Stop

// ---------------------------------------------------------

//

void CWlanNotificationHandler::Stop()

    {

    DEBUG( "CWlanNotificationHandler::Stop()" );

    Cancel();

    }    

// ---------------------------------------------------------

// CWlanNotificationHandler::IssueRequest

// Registers pending indication buffer to the device driver.

// ---------------------------------------------------------

//

void CWlanNotificationHandler::IssueRequest()

    {

    DEBUG( "CWlanNotificationHandler::IssueRequest()" );

    iChannel.RequestSignal( iStatus, iIndication );

    SetActive();

    }

// End of file