/*

* Copyright (c) 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:  Interface to access devicelock.

 *

*/

#include <devicelockaccessapi.h>

#include <lockappclientserver.h>

#include "lockaccessextension.h"

#include <avkondomainpskeys.h>  // KPSUidAvkonDomain, KAknKeyguardStatus, TAknKeyguardStatus

#include <e32property.h> // P&S API

#include <e32debug.h>

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

// Standard Symbian OS construction sequence

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

EXPORT_C CDevicelockAccessApi* CDevicelockAccessApi::NewL( )

    {

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

    CleanupStack::PushL( self );

    self->ConstructL( );

    CleanupStack::Pop( self );

    return self;

    }

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

// Constructor.

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

CDevicelockAccessApi::CDevicelockAccessApi()

    {

    }

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

// Destructor.

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

EXPORT_C CDevicelockAccessApi::~CDevicelockAccessApi( )

    {

    if ( iLockAccessExtension )

        {

        iLockAccessExtension->Close( );

        delete iLockAccessExtension;

        iLockAccessExtension = NULL;

        }

    }

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

// Second phase construction

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

void CDevicelockAccessApi::ConstructL( )

    {

    iLockAccessExtension = new (ELeave) RLockAccessExtension;

    }

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

// Checks if the phone has been locked using P&S key storing lock states

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

EXPORT_C TBool CDevicelockAccessApi::IsKeylockEnabled()

    {

    TInt value;

    TInt err = RProperty::Get(KPSUidAvkonDomain, KAknKeyguardStatus, value);

    if ( err == KErrNone )

        {

        switch( value )

            {

            case EKeyguardLocked:

            case EKeyguardAutolockEmulation:

            return ETrue;

            case EKeyguardNotActive:

            default:

            return EFalse;

            }

        }

    else

        {

        return EFalse;

        }

    }

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

// Checks if the devicelock is enabled or not

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

EXPORT_C TBool CDevicelockAccessApi::IsDevicelockEnabled()

    {

    TInt value;

    TInt err = RProperty::Get(KPSUidAvkonDomain, KAknKeyguardStatus, value);

    if ( err == KErrNone )

        {

        switch( value )

            {

            case EKeyguardAutolockEmulation:

                return ETrue;

            case EKeyguardLocked:

            case EKeyguardNotActive:

            default:

                return EFalse;

            }

        }

    else

        {

        return EFalse;

        }

    }

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

// Requests lockapp server to enable devicelock.

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

EXPORT_C TInt CDevicelockAccessApi::EnableDevicelock( TDevicelockReason aReason )

    {

    if ( iLockAccessExtension )

        {

        switch (aReason)

            {

            case EDevicelockManual:

            case EDevicelockRemote:

                return iLockAccessExtension->SendMessage( ELockAppEnableDevicelock, aReason );

            default:

                return KErrNotSupported;

            }

        }

    else

        {

        return KErrNotFound;

        }

    }

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

// Requests lockapp server to offer devicelock to user.

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

EXPORT_C TInt CDevicelockAccessApi::OfferDevicelock()

    {

    if ( iLockAccessExtension )

        {

        return iLockAccessExtension->SendMessage( ELockAppOfferDevicelock );

        }

    else

        {

        return KErrNotFound;

        }

    }

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

// TODO: remove this method!

// Requests lockapp server to disable devicelock.

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

EXPORT_C TInt CDevicelockAccessApi::DisableDevicelock()

    {

    if ( iLockAccessExtension )

        {

        return iLockAccessExtension->SendMessage( ELockAppDisableDevicelock );

        }

    else

        {

        return KErrNotFound;

        }

    }

// End of File