/*

* Copyright (c) 2002 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: 

*		Obsererver for Set System Locked event	

*

*

*/

#include		<bldvariant.hrh>

#include		<e32property.h>

#include	<PSVariables.h>

#include		<coreapplicationuisdomainpskeys.h>

#include	"AutoLockLockObserverPS.h"

#include	"AutolockAppUiPS.h"

#include	"AutoLockModelPS.h"

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

//

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

// CLockObserver::NewL()

// Constructs	a	new	entry	with given values.

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

//

CLockObserver* CLockObserver::NewL(CAutolockAppUi* aAppUi)

		{

		CLockObserver* self	=	new	(ELeave) CLockObserver(aAppUi);

		CleanupStack::PushL(self);

		self->ConstructL();

		CleanupStack::Pop();

		return self;

		}

//

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

// CLockObserver::CLockObserver()

// Destructor

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

//

CLockObserver::~CLockObserver()

		{

		Cancel();

		iProperty.Close();

		}

//

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

// CNoSimCard::Start()

// Starts	listening	KUidAutolockStatus event 

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

//

TInt CLockObserver::Start()

		{

		if (IsActive())

				return KErrInUse;

		iStatus	=	KRequestPending;

		iProperty.Attach(KPSUidCoreApplicationUIs, KCoreAppUIsAutolockStatus);		 

		iProperty.Subscribe(iStatus);

		SetActive();

		return KErrNone;

		}

//

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

// CLockObserver::CLockObserver()

// C++ constructor

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

// 

CLockObserver::CLockObserver(CAutolockAppUi* aAppUi) : CActive(0), iAppUi(aAppUi)

	{														 

		}

//

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

// CLockObserver::ConstructL()

// Symbian OS	default	constructor

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

// 

void CLockObserver::ConstructL()

		{

	#if	defined(_DEBUG)	

    RDebug::Print(_L("(AUTOLOCK)CLockObserver::ConstructL()"));

    #endif

		// Add this	active object	to the scheduler.

	CActiveScheduler::Add(this);

	TInt ret;

	_LIT_SECURITY_POLICY_PASS(KReadPolicy);	

	_LIT_SECURITY_POLICY_C1(KWritePolicy,	ECapabilityWriteDeviceData);

	ret	=	RProperty::Define(KPSUidCoreApplicationUIs,	KCoreAppUIsAutolockStatus, RProperty::EInt,	KReadPolicy, KWritePolicy);

		if(ret !=	KErrAlreadyExists)

				User::LeaveIfError(ret);

	// Begin obsering	PubSub event	

	Start();	

		}

//

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

// CLockObserver::RunL()

// Called	when device	(autolock) is	activated	from menu.

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

// 

void CLockObserver::RunL()

	{

	// set ui	locked.

		TInt autolockState;

		iProperty.Get( autolockState );

		if (autolockState	>	EAutolockOff)

				{

		iAppUi->Model()->LockSystemL(autolockState);

		}

	// Continue	observing	PubSub event	

	Start();	

	}

//

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

// CLockObserver::DoCancel()

// Cancels event listening

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

// 

void CLockObserver::DoCancel()

		{

		iProperty.Cancel();

		}

// End of	file