/*

* Copyright (c) 2004-2008 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:  Static interface class for arbitrary data storage

*

*/

// INCLUDE FILES

#include <coemain.h>

#include "AknsCppPreface.h"

#include <AknsPointerStore.h>

#include "AknsAppSkinInstance.h"

AKNS_UNDEFINED_METHOD(AknsPointerStore::AknsPointerStore)

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

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

// AknsPointerStore::StorePointerL

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

//

AKNS_EXPORTED_METHOD(AknsPointerStore::StorePointerL)

EXPORT_C void AknsPointerStore::StorePointerL( const TAny* aKey, TAny* aValue )

    {

    CAknsAppSkinInstance* skin = static_cast<CAknsAppSkinInstance*>

        (CCoeEnv::Static( KAknsSkinInstanceTls ));

    if( !aValue )

        {

        // No need to store NULL value

        return;

        }

    if( !skin )

        {

        User::Leave( KErrNotReady );

        }

    TAknsPointerStoreEntry entry;

    TInt index;

    entry.iKey = reinterpret_cast<TUint>(aKey);

    if( skin->iPointerStoreList.FindInUnsignedKeyOrder(

        entry, index ) == KErrNone )

        {

        skin->iPointerStoreList[index].iValue = aValue;

        }

    else

        {

        entry.iValue = aValue;

        User::LeaveIfError(

            skin->iPointerStoreList.InsertInUnsignedKeyOrder( entry ) );

        }

    }

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

// AknsPointerStore::RetrievePointer

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

//

AKNS_EXPORTED_METHOD(AknsPointerStore::RetrievePointer)

EXPORT_C TAny* AknsPointerStore::RetrievePointer( const TAny* aKey )

    {

    CAknsAppSkinInstance* skin = static_cast<CAknsAppSkinInstance*>

        (CCoeEnv::Static( KAknsSkinInstanceTls ));

    if( !skin )

        {

        return NULL;

        }

    TAknsPointerStoreEntry entry;

    TInt index;

    entry.iKey = reinterpret_cast<TUint>(aKey);

    if( skin->iPointerStoreList.FindInUnsignedKeyOrder(

        entry, index ) == KErrNone )

        {

        return skin->iPointerStoreList[index].iValue;

        }

    return NULL;

    }

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

// AknsPointerStore::RemovePointer

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

//

AKNS_EXPORTED_METHOD(AknsPointerStore::RemovePointer)

EXPORT_C void AknsPointerStore::RemovePointer( const TAny* aKey )

    {

    CAknsAppSkinInstance* skin = static_cast<CAknsAppSkinInstance*>

        (CCoeEnv::Static( KAknsSkinInstanceTls ));

    if( !skin )

        {

        return;

        }

    TAknsPointerStoreEntry entry;

    TInt index;

    entry.iKey = reinterpret_cast<TUint>(aKey);

    if( skin->iPointerStoreList.FindInUnsignedKeyOrder(

        entry, index ) == KErrNone )

        {

        skin->iPointerStoreList.Remove( index );

        }

    }

//  End of File