/*

* Copyright (c) 2006 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: Listner for getting the System of measurment settings using cRepository

*

*/

// System Include

#include <centralrepository.h>

#include <locnotprefplugindomaincrkeys.h>

// INCLUDE FILES

#include "CBlidMeasurementSettingListener.h"

// CONSTANTS

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

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

// CBlidMeasurementSettingListener::CBlidMeasurementSettingListener

// Overloaded Constructor

//

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

//	

CBlidMeasurementSettingListener::CBlidMeasurementSettingListener(  

                                MBlidMeasurementSettings&	aListenerObsrv )

	:CActive(EPriorityStandard),

	iObserver(aListenerObsrv)

	{

	}

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

// CBlidMeasurementSettingListener::~CBlidMeasurementSettingListener

// Destructor

//

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

//

CBlidMeasurementSettingListener::~CBlidMeasurementSettingListener()

	{

	Cancel();

	delete iRepository;

	iRepository = NULL;	

	}

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

// CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewL

// Creates new Systen of Measurement adapter

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

//    

CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewL( 

                            MBlidMeasurementSettings&	aListenerObsrv )

	{	

    CBlidMeasurementSettingListener* self = 

                        CBlidMeasurementSettingListener::NewLC( aListenerObsrv );

	CleanupStack::Pop(self);

	return self;

	}

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

// CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewLC

// Creates new Systen of Measurement Listener. Leaves the object on the clean-up

// stack

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

// 

CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewLC( 

                            MBlidMeasurementSettings&	aListenerObsrv )

	{	

    CBlidMeasurementSettingListener* self = 

                        new(ELeave) CBlidMeasurementSettingListener( aListenerObsrv );

	CleanupStack::PushL(self);

	self->ConstructL();

	return self;

	}

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

// void CBlidMeasurementSettingListener::ConstructL

// Second Phase Constructor

//

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

//

void CBlidMeasurementSettingListener::ConstructL()

	{

	CActiveScheduler::Add( this );

	// Create the Central repository object for manipulating Avkon Central

	// repository for System of measurements settings

	iRepository = CRepository::NewL(TUid::Uid( KCRUidLocNotationPref ));

	StartNotification();	

	}

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

// TReal32 CBlidMeasurementSettingListener::SysofMeasurementL

// Returns the current value of the System of measurements settings

//

// @return TReal32  Current value of the System of measurements settings

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

//

TReal32 CBlidMeasurementSettingListener::SysofMeasurementL()

    {

    TInt settingsValue = 0;

    User::LeaveIfError( iRepository->Get( KLocSystemofMeasurements,

                                          settingsValue ));  

    return ( static_cast<TReal32>( settingsValue ));

    }

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

// void CBlidMeasurementSettingListener::RunL

// Inherited from CActive

//

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

//

void CBlidMeasurementSettingListener::RunL()

    {

    // Issue Notification

    iObserver.HandleSysMeasureValueL();

    // Schedule for listening to change events again

    StartNotification();

    }

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

// void CBlidMeasurementSettingListener::DoCancel

// Inherited from CActive

//

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

//

void CBlidMeasurementSettingListener::DoCancel()

    {

    // Cancel the outstanding CR notification request

    iRepository->NotifyCancel( KLocSystemofMeasurements );

    }

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

// void CBlidMeasurementSettingListener::StartNotification

// Start notification from the Central repository server for any changes in the

// System of measurements key value

//

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

//

void CBlidMeasurementSettingListener::StartNotification()

    {

    if( !IsActive())

        {

        iStatus = KRequestPending;

        // Request for notification

        iRepository->NotifyRequest( KLocSystemofMeasurements, iStatus);

        SetActive();          

        }  

    }

// End of File