/* 

 * Copyright (c) 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: shutdown monitor.                 

 *

 */

#include <ssm/ssmstate.h>

#include <ssm/ssmdomaindefs.h>

#include "hsshutdownmonitor.h"

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

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

// CHsShutdownMonitor::NewL()

// Two-phased constructor

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

CHsShutdownMonitor* CHsShutdownMonitor::NewL(

        MHsShutdownMonitorObserver& aObserver )

    {

    CHsShutdownMonitor* self = new ( ELeave ) CHsShutdownMonitor( aObserver );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CHsShutdownMonitor::~CHsShutdownMonitor()

// Destructor.

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

//

CHsShutdownMonitor::~CHsShutdownMonitor()

    {

    Cancel();

    iSAS.Close();

    }

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

// CHsShutdownMonitor::StartMonitor()

// Start monitor

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

//

void CHsShutdownMonitor::StartMonitor()

    {

    iSAS.RequestStateNotification( iStatus );

    SetActive();    

    }   

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

// CHsShutdownMonitor::CHsShutdownMonitor()

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

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

CHsShutdownMonitor::CHsShutdownMonitor( MHsShutdownMonitorObserver& aObserver ) :

        CActive( EPriorityStandard ),

        iObserver( aObserver )

    {

    CActiveScheduler::Add( this );

    }

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

// CHsShutdownMonitor::ConstructL()

// Symbian 2nd phase constructor can leave.

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

//

void CHsShutdownMonitor::ConstructL()

    {

    User::LeaveIfError( iSAS.Connect( KSM2GenMiddlewareDomain3 ) );

    }

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

// CHsShutdownMonitor::RunL

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

//

void CHsShutdownMonitor::RunL()

    {

    User::LeaveIfError( iStatus.Int() );

    TBool registerForMoreEvents = ETrue;

    TSsmState state = iSAS.State();

    if( state.MainState() == ESsmShutdown )

        {

        iObserver.SystemShutdownEvent();

        registerForMoreEvents = EFalse;

        }

    if( registerForMoreEvents )

        {

        iSAS.AcknowledgeAndRequestStateNotification( KErrNone, iStatus );

        SetActive();

        }

    else

        {

        iSAS.AcknowledgeStateNotification( KErrNone );

        }        

    }

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

// CHsShutdownMonitor::DoCancel()

// From CActive.

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

//

void CHsShutdownMonitor::DoCancel()

    {

    iSAS.RequestStateNotificationCancel();

    }      

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

// CHsShutdownMonitor::RunError()

// From CActive.

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

//

TInt CHsShutdownMonitor::RunError( TInt aError )

    {

    return aError;

    }

// End of File