/*

* Copyright (c) 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: WLAN bearer availability check

*

*/

/**

@file mpmwlanavailability.cpp

WLAN bearer availability check

*/

// INCLUDE FILES

#include "mpmwlanavailability.h"

#include "mpmlogger.h"

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

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

// CWlanAvailability::NewL

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

//

CWlanAvailability* CWlanAvailability::NewL( CMPMConnMonEvents*  aConnMonEvents,

                                            RConnectionMonitor& aConnMon )

    {

    CWlanAvailability* self = new ( ELeave ) CWlanAvailability( aConnMonEvents,

                                                                aConnMon );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CWlanAvailability::CWlanAvailability

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

//

CWlanAvailability::CWlanAvailability( CMPMConnMonEvents*  aConnMonEvents,

                                      RConnectionMonitor& aConnMon )

    : CActive( CActive::EPriorityStandard ),

      iConnMonEvents( aConnMonEvents ),

      iConnMon( aConnMon )

    {

    CActiveScheduler::Add( this );

    }

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

// CWlanAvailability::ConstructL

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

//

void CWlanAvailability::ConstructL()

    {

    iObserver.Reset();

    }

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

// CWlanAvailability::Start

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

//

void CWlanAvailability::Start( MWlanAvailability* aObserver )

    {

    MPMLOGSTRING( "CWlanAvailability::Start" )

    iObserver.Append( aObserver );

    if ( !IsActive() )

        {

        iConnMon.GetBoolAttribute( EBearerIdWLAN, 

                                   0, 

                                   KBearerAvailability,

                                   iResult,

                                   iStatus );

        SetActive();

        }

    }

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

// CWlanAvailability::CancelObserver

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

//

void CWlanAvailability::CancelObserver( MWlanAvailability* aObserver )

    {

    MPMLOGSTRING( "CWlanAvailability::CancelObserver" )

    for ( TInt i=0; i < iObserver.Count(); i++ )

        {

        if ( iObserver[ i ] == aObserver )

            {

            iObserver.Remove( i );        

            }

        }

    }

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

// CWlanAvailability::~CWlanAvailability

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

//

CWlanAvailability::~CWlanAvailability()

    {

    MPMLOGSTRING( "CWlanAvailability::~CWlanAvailability" )

    Cancel();

    iObserver.Close();

    }

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

// CWlanAvailability::RunL

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

//

void CWlanAvailability::RunL()

    {

    if ( iStatus.Int() != KErrNone )

        {

        MPMLOGSTRING2( "CWlanAvailability::RunL status %d", iStatus.Int() )

        }

    for ( TInt i=0; i < iObserver.Count(); i++ )

        {

        iObserver[ i ]->WlanAvailabilityResponse( iStatus.Int(), iResult );

        }

    iObserver.Reset();

    // we are done

    iConnMonEvents->SetWlanAvailabilityPtrNull();

    delete this;

    }

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

// CWlanAvailability::DoCancel

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

//

void CWlanAvailability::DoCancel()

    {

    MPMLOGSTRING( "CWlanAvailability::DoCancel" )

    iConnMon.CancelAsyncRequest( KBearerAvailability );

    for ( TInt i=0; i < iObserver.Count(); i++ )

        {

        iObserver[ i ]->WlanAvailabilityResponse( KErrCancel, iResult );

        }

    }

// End of file