/*

* Copyright (c) 2004 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:  This module contains the implementation of CCbsShutdownMonitor class 

*                member functions.    

*

*/

// INCLUDE FILES

#include <e32property.h>

#include "CCbsShutdownMonitor.h"

#include "CCbsServer.h"

#include <startupdomainpskeys.h>

#include "CbsLogger.h"

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

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

// CCbsShutdownMonitor::CCbsShutdownMonitor

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

// might leave.

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

//

CCbsShutdownMonitor::CCbsShutdownMonitor( CCbsServer& aServer )

    : CActive( EPriorityStandard ),

    iServer( aServer )

    {

    }

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

// CCbsShutdownMonitor::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CCbsShutdownMonitor::ConstructL()

    {

    CActiveScheduler::Add( this );

    // Attach to startup property

    iProperty.Attach( KPSUidStartup, KPSGlobalSystemState );    

    IssueRequest();

    }

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

// CCbsShutdownMonitor::NewL

// Two-phased constructor.

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

//

CCbsShutdownMonitor* CCbsShutdownMonitor::NewL( CCbsServer& aServer )

    {

    CCbsShutdownMonitor* self = 

        new ( ELeave ) CCbsShutdownMonitor( aServer );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

// Destructor

CCbsShutdownMonitor::~CCbsShutdownMonitor()

    {

    CBSLOGSTRING("CBSSERVER: >>> CCbsShutdownMonitor::~CCbsShutdownMonitor()"); 

    Cancel();

	iProperty.Close();

	CBSLOGSTRING("CBSSERVER: <<< CCbsShutdownMonitor::~CCbsShutdownMonitor()"); 

    }

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

// CCbsShutdownMonitor::IssueRequest

// Requests that we are notified when the system state changes.

// (other items were commented in a header).

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

//

void CCbsShutdownMonitor::IssueRequest() 

    {

    if ( !IsActive() )

        {

        // Subscribe again

    	iProperty.Subscribe( iStatus );

	    SetActive();

        }

    }

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

// CCbsShutdownMonitor::RunL

// Becomes active when the system state changes.

// (other items were commented in a header).

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

//

void CCbsShutdownMonitor::RunL()

    {

    if ( iStatus == KErrNone )

        {

        // Resubscribe before processing new value to prevent missing updates        

        IssueRequest();

        // Property updated, get new value

    	TInt state( 0 );

    	TInt error( KErrNone );

    	error = iProperty.Get( state );

    	if ( !error )

    	    {

#ifdef RD_STARTUP_CHANGE

        	if ( state == ESwStateShuttingDown )

        		{

        		iServer.Shutdown();

        		}

#endif   	    

    	    }

        }        

    }

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

// CCbsShutdownMonitor::DoCancel

// Cancels an outstanding Subscribe request.  

// (other items were commented in a header).

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

//

void CCbsShutdownMonitor::DoCancel()

    {

    iProperty.Cancel();   

    }

// ========================== OTHER EXPORTED FUNCTIONS =========================

//  End of File