/*

* 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:  Monitors new calls on data line

*

*/

#pragma CTC SKIP

// INCLUDE FILES

#include    "CVtCtlLineMonitor.h"

#include    "MVtCtlLineEventObserver.h"

#include    "VtCtlDefs.h"

#include    <cvtlogger.h>

#include    <etelmm.h>

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

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

// CVtCtlLineMonitor::CVtCtlLineMonitor

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

// might leave.

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

//

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

CVtCtlLineMonitor::CVtCtlLineMonitor( 

    RMobileLine& aLine,

    MVtCtlLineEventObserver& aObserver) : 

    CActive( KVtCtlCallAdditionMonitorPriority ),

    iLine ( aLine ),

    iObserver( aObserver ),

    iLastLineStatus( RMobileCall::EStatusIdle ),

    iLineStatus( RMobileCall::EStatusIdle )

    {

    __VTPRINTENTER( "CVtCtlLineMonitor.CVtCtlLineMonitor" )

    CActiveScheduler::Add( this );

    __VTPRINTEXIT( "CVtCtlLineMonitor.CVtCtlLineMonitor" )

    }

// Destructor

CVtCtlLineMonitor::~CVtCtlLineMonitor()

    {

    __VTPRINTENTER( "CVtCtlLineMonitor.~" )

    Cancel();

    __VTPRINTEXIT( "CVtCtlLineMonitor.~" )

    }

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

// CVtCtlLineMonitor::Start

// Start monitoring

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

//

void CVtCtlLineMonitor::Start()

    {

    __VTPRINTENTER( "CVtCtlLineMonitor.Start" )

    if ( !IsActive() )

        {      

        iLine.NotifyMobileLineStatusChange( iStatus, iLineStatus );

        SetActive();

        }

    __VTPRINTEXIT( "CVtCtlLineMonitor.Start" )

    }

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

// CVtCtlLineMonitor::DoCancel

// Stop monitoring

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

//

void CVtCtlLineMonitor::DoCancel()

    {

    __VTPRINTENTER( "CVtCtlLineMonitor.DoCancel" )

    iLine.CancelAsyncRequest( EMobileLineNotifyMobileLineStatusChange );

    __VTPRINTEXIT( "CVtCtlLineMonitor.DoCancel" )

    }

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

// CVtCtlLineMonitor::RunL

// Notifies observer on the event.

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

//

void CVtCtlLineMonitor::RunL()

    {

    __VTPRINTENTER( "CVtCtlLineMonitor.RunL" )

    __VTPRINT2( DEBUG_SESSION , "VtCtl:LineMon.RunL %d", iStatus.Int() )

    if ( iStatus == KErrNone )

        {

        if ( iLineStatus != iLastLineStatus )

            {

            iObserver.HandleLineEventL( 

                MVtCtlLineEventObserver::ELineEventStatusChange, iLineStatus );

            iLastLineStatus = iLineStatus;

            }

        Start();

        }    

    __VTPRINTEXIT( "CVtCtlLineMonitor.RunL" )

    }

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

// CVtCtlLineMonitor::RunError

// Starts monitoring after error

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

//

TInt CVtCtlLineMonitor::RunError( 

#ifdef VTDEBUG

    TInt aError )

#else

    TInt )

#endif

    {    

    __VTPRINTENTER( "CVtCtlLineMonitor.RunError" )

    Start();

    __VTPRINTEXITR( "CVtCtlLineMonitor.RunError err=%d", aError )

    return KErrNone;

    }

#pragma CTC ENDSKIP

//  End of File