/*

* Copyright (c) 2006-2007 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:  

*

*/

#include "glxtnmonitor.h"

#include <glxlog.h>

//#include <ScreenSaverInternalPSKeys.h>

#include <e32debug.h>

const TUid KTAGDPSNotification = { 0x2001FD51 };

//const TInt KForceBackgroundGeneration = 0x00000010;

const TInt KItemsleft = 0x00000008;

CGlxTNMonitor::CGlxTNMonitor( MGlxTNObserver *observer )

: CActive( CActive::EPriorityHigh ),

  iObserver( observer )

{    

}

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

// ~CGlxPauseMonitor.

// Destructor.

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

//

CGlxTNMonitor::~CGlxTNMonitor()

{

	Cancel();

	iScreenSaverProperty.Close();

}

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

// NewL

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

//

EXPORT_C CGlxTNMonitor* CGlxTNMonitor::NewL( MGlxTNObserver *observer  )

{

    //GLX_LOG_ENTRY_EXIT("CGlxTNMonitor::NewL");    

    CGlxTNMonitor* self = new (ELeave) CGlxTNMonitor( observer );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

}

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

// ConstructL.

// Second-phase constructor.

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

//

void CGlxTNMonitor::ConstructL()

{

    iScreenSaverProperty.Attach( KTAGDPSNotification, KItemsleft );

	CActiveScheduler::Add( this );

    RunL();

}

void CGlxTNMonitor::RunL()

{	

	GLX_LOG_ENTRY_EXIT("CGlxTNMonitor::RunL");    

    // resubscribe before processing new value to prevent missing updates

	iScreenSaverProperty.Subscribe( iStatus );

    SetActive();

	//User::WaitForRequest(iStatus);

    TInt intValue;

	TInt err = iScreenSaverProperty.Get( intValue ) ;

	if ( err != KErrNotFound ){

	    iObserver->updateTNCount( intValue );

	}

}

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

// DoCancel

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

//

void CGlxTNMonitor::DoCancel()

{

	iScreenSaverProperty.Cancel();

}

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

// RunError

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

//

TInt CGlxTNMonitor::RunError( TInt )

{

    GLX_LOG_ENTRY_EXIT("CGlxTNMonitor::RunError");       

    return KErrNone;

}