/*

* Copyright (c) 2010 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: Symbian specific functions in optional components selection dialog

*

*/

#include <QList>

#include <QVariant>

#include <s32mem.h>                     // RDesWriteStream

const TInt KBufferGranularity = 4;

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

// ConvertOptionalComponentIndexesL()

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

//

QByteArray ConvertOptionalComponentIndexesL( const QList<QVariant> &aIndexes )

{

    // Get aIndexes into symbianArray

    RArray<TInt> symbianArray;

    CleanupClosePushL( symbianArray );

    QListIterator<QVariant> iter( aIndexes );

    while( iter.hasNext() ) {

        QVariant item = iter.next();

        int i;

        bool ok;

        i = item.toInt( &ok );

        if( ok ) {

            symbianArray.AppendL( i );

        }

    }

    // Write symbianArray to a package buffer

    CBufFlat* buffer = CBufFlat::NewL( KBufferGranularity );

    CleanupStack::PushL( buffer );

    RBufWriteStream writeStream( *buffer );

    CleanupClosePushL( writeStream );

    TPckg< const RArray<TInt> > indexesPckg( symbianArray );

    writeStream.WriteL( indexesPckg );

    writeStream.CommitL();

    CleanupStack::PopAndDestroy( &writeStream );

    // Create byte array (copies data) from the package buffer

    const TInt KFromTheBeginning = 0;

    TPtr8 ptr = buffer->Ptr(KFromTheBeginning);

    QByteArray byteArray( reinterpret_cast<const char*>( ptr.Ptr() ), ptr.Length() );

    CleanupStack::PopAndDestroy( buffer );

    CleanupStack::PopAndDestroy( &symbianArray );

    return byteArray;

}