/*

* 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:  Key Lock Settings Handler.

*

*/

// System Includes

// User Includes

#include "evtkeylockhandler.h"

#include "evtdebug.h"

// ================ Member funtions for CEvtKeyLockHandler class ===============

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

// CEvtKeyLockHandler::CEvtKeyLockHandler

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

//

CEvtKeyLockHandler::CEvtKeyLockHandler( ) : iKeyLocked(EFalse)

	{

	}

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

// CEvtKeyLockHandler::~CEvtKeyLockHandler

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

//

CEvtKeyLockHandler::~CEvtKeyLockHandler()

	{

	iKeyLock.Close();

	}

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

// CEvtKeyLockHandler::NewL

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

//

EXPORT_C CEvtKeyLockHandler* CEvtKeyLockHandler::NewL( )

    {

	CEvtKeyLockHandler* self = NewLC( );

	CleanupStack::Pop( self );

	return self;

    }

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

// CEvtKeyLockHandler::NewLC

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

//

EXPORT_C CEvtKeyLockHandler* CEvtKeyLockHandler::NewLC( )

    {

	CEvtKeyLockHandler* self = new ( ELeave )CEvtKeyLockHandler( );

	CleanupStack::PushL( self );

	self->ConstructL( );

	return self;

    } 

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

// CEvtKeyLockHandler::ConstructL

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

//

void CEvtKeyLockHandler::ConstructL()

    {

    EVTUIDEBUG( "+ CEvtKeyLockHandler::ConstructL()" );

	User::LeaveIfError( iKeyLock.Connect() );

    EVTUIDEBUG( "- CEvtKeyLockHandler::ConstructL()" );

    }

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

// CEvtKeyLockHandler::MaintainState

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

//

EXPORT_C void CEvtKeyLockHandler::MaintainState( )

	{

	iKeyLocked = iKeyLock.IsKeyLockEnabled();

	// Disable the Key Lock without showing the Note.

    if( iKeyLocked )

		{

    	iKeyLock.DisableWithoutNote();

		}

    EVTUIDEBUG1( "= CEvtKeyLockHandler::MaintainState() - %d", iKeyLocked );

    }

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

// CEvtKeyLockHandler::UpdateStateWithNote

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

//

EXPORT_C void CEvtKeyLockHandler::UpdateStateWithNote( )

	{

    EVTUIDEBUG1( "= CEvtKeyLockHandler::UpdateStateWithNote() - %d", iKeyLocked );

	// Check the previously Maintained key lock state and the current key lock state.

	// This avoids updation if both the states are same.

    if( iKeyLocked && !iKeyLock.IsKeyLockEnabled() )

		{

		iKeyLock.EnableKeyLock();

		}

    else if( !iKeyLocked && iKeyLock.IsKeyLockEnabled() )

    	{

		iKeyLock.DisableKeyLock();

		}

	iKeyLocked = EFalse;

    EVTUIDEBUG( "- CEvtKeyLockHandler::UpdateStateWithNote() - Key Lock Updated" );

    }

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

// CEvtKeyLockHandler::UpdateStateWithoutNote

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

//

EXPORT_C void CEvtKeyLockHandler::UpdateStateWithoutNote( )

	{

    EVTUIDEBUG1( "= CEvtKeyLockHandler::UpdateStateWithoutNote() - %d", iKeyLocked );

	// Check the previously Maintained key lock state and the current key lock state.

	// This avoids updation if both the states are same.

    if( iKeyLocked && !iKeyLock.IsKeyLockEnabled() )

		{

		iKeyLock.EnableWithoutNote();

		}

    else if( !iKeyLocked && iKeyLock.IsKeyLockEnabled() )

    	{

		iKeyLock.DisableWithoutNote();

		}

	iKeyLocked = EFalse;

    EVTUIDEBUG( "- CEvtKeyLockHandler::UpdateStateWithoutNote() - Key Lock Updated" );

    }

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

// CEvtKeyLockHandler::EnableKeyLock

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

//

EXPORT_C void CEvtKeyLockHandler::EnableKeyLock( TBool aFlag )

	{

    iKeyLocked = aFlag;

    EVTUIDEBUG1( "= CEvtKeyLockHandler::EnableKeyLock() - %d", iKeyLocked );

    }