/*

* Copyright (c) 2007-2008 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:  Implementation of class CSPEtelConferenceStatusMonitor which

*                monitors call status changes from ETel and notifies observer

*                according to call status change.

*

*/

#include "cspetelconferencestatusmonitor.h"

#include <mccpconferencecallobserver.h>

#include "csplogger.h"

#include "cspconferencecall.h"

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

// CSPEtelConferenceStatusMonitor::NewL.

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

//

CSPEtelConferenceStatusMonitor* CSPEtelConferenceStatusMonitor::NewL( 

                                                    MCSPConferenceStatusObserver& aOwner,

                                                    RMobileConferenceCall& aCall ) 

    {

    CSPLOGSTRING(CSPOBJECT, "CSPEtelConferenceStatusMonitor::NewL()" );

    CSPEtelConferenceStatusMonitor* self = 

                        new ( ELeave ) CSPEtelConferenceStatusMonitor( 

                                                            aOwner, aCall );

    CleanupStack::PushL( self );

    self->ConstructL( );

    CleanupStack::Pop( self );

    return self;    

    }

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

// Destructs the object by canceling first ongoing monitoring.

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

//

CSPEtelConferenceStatusMonitor::~CSPEtelConferenceStatusMonitor( )

    {

    CSPLOGSTRING(CSPOBJECT, 

        "CSPEtelConferenceStatusMonitor::~CSPEtelConferenceStatusMonitor()" );

    Cancel();

    if ( iDestrPtr )

        {

        *iDestrPtr = ETrue;

        iDestrPtr = NULL;

        }

    }

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

// Starts the monitoring.

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

//

void CSPEtelConferenceStatusMonitor::StartMonitoring()

    {

    CSPLOGSTRING(CSPOBJECT, 

          "CSPEtelConferenceStatusMonitor::StartMonitoring()" );

    if ( !IsActive() )

        {

        CSPLOGSTRING( CSPREQOUT, 

            "CSP: CSPEtelConferenceStatusMonitor::StartMonitoring: Request \

                    RMobilePhone::NotifyMobileStatusChange" );

        iCall.NotifyConferenceStatusChange( iStatus, iConferenceStatus );

        SetActive();

        }

    else

        {

        CSPLOGSTRING( CSPERROR, 

            "CSP: CSPEtelConferenceStatusMonitor::StartMonitoring: Already active" );

        }

    }

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

// From CActive

// Handles call status notifying.

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

//

void CSPEtelConferenceStatusMonitor::RunL()

    {

    CSPLOGSTRING2( CSPREQEND, 

        "CSPEtelConferenceStatusMonitor::RunL: status: %d", iStatus.Int() );

    // Survive from monitor destruction during observing sequence

    TBool destroyed = EFalse;

    iDestrPtr = &destroyed;

    if ( iStatus == KErrNone )

        {

        switch ( iConferenceStatus )

            {

            case RMobileConferenceCall::EConferenceIdle:

                {

                CSPLOGSTRING( CSPINT, "CSPETelConferenceStatusMonitor IDLE");

                iOwner.NotifyStateChange( 

                    MCSPConferenceStatusObserver::ECSPConferenceIdle );

                break;

                }

            case RMobileConferenceCall::EConferenceActive:

                {

                CSPLOGSTRING( CSPINT, "CSPETelConferenceStatusMonitor ACTIVE");

                iOwner.NotifyStateChange( 

                    MCSPConferenceStatusObserver::ECSPConferenceActive );

                break;

                }

            case RMobileConferenceCall::EConferenceHold:

                {

                CSPLOGSTRING( CSPINT, "CSPETelConferenceStatusMonitor HOLD");

                iOwner.NotifyStateChange( 

                    MCSPConferenceStatusObserver::ECSPConferenceHold );

                break;

                }

            default:

                {

                CSPLOGSTRING2( CSPINT, 

                   "CSP CSPEtelConferenceStatusMonitor::RunL: Unspecified/protocol \

                             specific call status: %d", iConferenceStatus );

                break;

                }

            }

        }

    else

        {

        CSPLOGSTRING2( CSPERROR, 

            "CSP CSPEtelConferenceStatusMonitor::RunL err %d", iStatus.Int() );

        }

    if ( !destroyed )

        {

        // In case instance has not been deleted, it is important to clear

        // iPtr pointer.

        iDestrPtr = NULL;

        // ok to modify member variables.

        if ( iStatus == KErrNone )

            {

            StartMonitoring();

            }

        }

    else

        {

        // Already destroyed, do not touch members.

        }

    }

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

// From CActive

// Canceling functionality.

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

//

void CSPEtelConferenceStatusMonitor::DoCancel()

    {

    iCall.CancelAsyncRequest( 

                          EMobileConferenceCallNotifyConferenceStatusChange );

    }

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

// Constructs the monitor..

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

//

CSPEtelConferenceStatusMonitor::CSPEtelConferenceStatusMonitor( 

                                   MCSPConferenceStatusObserver& aOwner,

                                   RMobileConferenceCall& aCall ) : 

                                   CActive( EPriorityStandard ),

                                   iOwner( aOwner ),

                                   iCall ( aCall )

    {

    CSPLOGSTRING(CSPOBJECT, 

        "CSPEtelConferenceStatusMonitor::CSPEtelConferenceStatusMonitor()" );

    CActiveScheduler::Add( this );

    }

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

// Second phase construction.

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

//

void CSPEtelConferenceStatusMonitor::ConstructL()

    {

    // Implementation not required.

    }

// End of file