/*

* Copyright (c) 2005-2007 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:  class to watch call monitor event properties

*

*/

#include "muspropertymonitor.h"

#include "musmanager.h"

#include "mussesseioninformationapi.h"

#include "muslogger.h"

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

// Symbian two-phase constructor.

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

//

CMusPropertyMonitor* CMusPropertyMonitor::NewL()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::NewL" )

    CMusPropertyMonitor* self = new (ELeave) CMusPropertyMonitor();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::NewL" )

    return self;

    }

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

// C++ constructor.

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

//

CMusPropertyMonitor::CMusPropertyMonitor()

    :CActive( EPriorityNormal )

    {

    }

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

// Symbian second-phase constructor.

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

//

void CMusPropertyMonitor::ConstructL()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::ConstructL" )

    CActiveScheduler::Add(this);

    User::LeaveIfError( 

            iPropertyEvent.Attach(

                                NMusSessionInformationApi::KCategoryUid,

                                NMusSessionInformationApi::KMusCallEvent ) );

    MUS_LOG( "mus: [MUSAO] Property attached to KMusCallEvent" )    

    iPropertyEvent.Subscribe( iStatus );

    SetActive();

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::ConstructL" )

    }

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

// C++ destructor.

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

//

CMusPropertyMonitor::~CMusPropertyMonitor()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::~CMusPropertyMonitor" )

    Cancel();

    iPropertyEvent.Close(); 

    delete iManager;        

    MUS_LOG( "mus: [MUSAO]  -> <- CMusPropertyMonitor::~CMusPropertyMonitor" )

    }

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

// CMusPropertyMonitor::RunL()

// Implemented for CActive.It will be called automatically

// when new property event occurs

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

//

void CMusPropertyMonitor::RunL()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::RunL" )

    // resubscribe before processing new value to prevent missing updates

    iPropertyEvent.Subscribe( iStatus );

    SetActive();    

    TInt value = NMusSessionInformationApi::ENoCall;

    User::LeaveIfError(iPropertyEvent.Get( value ));     

    switch(value)

        {      

        /* CallHold and ConferenceCall are Error Cases.Will be handled by

           Availability Plugin and Inform to AIW.

         */           

        case NMusSessionInformationApi::ECallHold:

             MUS_LOG( "mus: [MUSAO]  CallEvent  = ECallHold" )                 

             break;

        case NMusSessionInformationApi::EConferenceCall:

             MUS_LOG( "mus: [MUSAO]  CallEvent  = EConferenceCall" )                 

             break;

        /* When Call is connected , start the MusClient */

        case NMusSessionInformationApi::ECallConnected:

             MUS_LOG( "mus: [MUSAO]  CallEvent  = ECallConnected" )

             StartMusClientL();

             break;

        /* When Call is disconnected , stop the MusClient */

        case NMusSessionInformationApi::ENoCall:

             MUS_LOG( "mus: [MUSAO]  CallEvent  = ENoCall" )

             StopMusClient();

             break;        

        default:

             MUS_LOG( "mus: [MUSAO]  CallEvent  = default. Treated ENoCall" )

             StopMusClient();

        }

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::RunL" )

    }

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

// CMusPropertyMonitor::DoCancel()

// Implemented for CActive.Will be called when Cancel() method called.

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

//

void CMusPropertyMonitor::DoCancel()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::DoCancel" )

    iPropertyEvent.Cancel();

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::DoCancel" )

    }

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

// CMusPropertyMonitor::StartMusClient()

// This will start the MusManager Client which inturn should start

// MusManager Server and Availability Plugin.

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

//

void CMusPropertyMonitor::StartMusClientL()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::StartMusClient" )

    if( !iManager )

        {

        iManager = CMusManager::NewL();

        }

    iManager->ExamineAvailabilityL();   

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::StartMusClient" ) 

    }

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

// CMusPropertyMonitor::StopMusClient()

// This will stop the MusManager Client which inturn should stop

// MusManager Server and Availability Plugin.

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

//

void CMusPropertyMonitor::StopMusClient()

    {

    MUS_LOG( "mus: [MUSAO]  -> CMusPropertyMonitor::StopMusClient" )

    if( iManager )

        {

        delete iManager;

        iManager = NULL;

        }

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::StopMusClient" )

    }

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

// CMusPropertyMonitor::RunError()

// Implemented for CActive.It will be called automatically

// when a leave occurs in RunL()

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

//

TInt CMusPropertyMonitor::RunError(TInt aError)

    {

    MUS_LOG1( "mus: [MUSAO]  -> CMusPropertyMonitor::RunError = %d",aError )

    if( iManager )

        {

        delete iManager;

        iManager = NULL;

        }    

    aError = KErrNone; // We handled this error already. So return KErrNone.

    MUS_LOG( "mus: [MUSAO]  <- CMusPropertyMonitor::RunError " )    

    return aError;

    }

// End of file