/*

* Copyright (c) 2007-2008 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:  

*

*/

#include <liwservicehandler.h>

#include <e32hashtab.h>

#include "menudebug.h"

#include "hnmduimapping.h"

#include "hnmduimappingelement.h"

#include "hnutils.h"

#include "hnglobals.h"

#include "hnitemmodel.h"

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

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

// 

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

//

void CHnMdUiMapping::ConstructL( TXmlEngElement aElement,

                                 THnMdCommonPointers* aCmnPtrs )

    {

    RXmlEngNodeList< TXmlEngElement > children;

    CleanupClosePushL(children);

    aElement.GetChildElements(children);

    TInt amount = children.Count();

    TPtrC8 n = aElement.Name();

    for (TInt j = 0; j < amount; j++ )

        {

        TXmlEngElement item = children.Next();

        if ( !item.Name().Compare( KOutputElementItem8 ) )

            {

            CHnMdUiMappingElement *element =

                CHnMdUiMappingElement::NewL( item , aCmnPtrs );

            this->AddUiMappingElementL( element );

            }

        }

    CleanupStack::PopAndDestroy( &children );

    }

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

// 

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

//

void CHnMdUiMapping::AddUiMappingElementL( 

    CHnMdUiMappingElement *aUiMappingElement )

    {

    iMappings.AppendL( aUiMappingElement );

    }

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

// 

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

//

CHnMdUiMapping* CHnMdUiMapping::NewL( TXmlEngElement aElement,

                                      THnMdCommonPointers* aCmnPtrs )

    {

    CHnMdUiMapping* self = CHnMdUiMapping::NewLC( aElement, aCmnPtrs );

    CleanupStack::Pop( self );

    return self;

    }

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

// 

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

//

CHnMdUiMapping* CHnMdUiMapping::NewLC( TXmlEngElement aElement,

                                       THnMdCommonPointers* aCmnPtrs )

    {

    CHnMdUiMapping* self = new( ELeave ) CHnMdUiMapping;

    CleanupStack::PushL( self );

    self->ConstructL( aElement, aCmnPtrs );

    return self;

    }

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

// 

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

//

CHnMdUiMapping::CHnMdUiMapping()

    {

    }

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

// 

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

//

CHnMdUiMapping::~CHnMdUiMapping()

    {

    iMappings.ResetAndDestroy();

    }

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

// 

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

//

TBool CHnMdUiMapping::FillGraphicalItemL( CHnItemModel* aItemModel ,

        const CLiwGenericParamList& aQueriesResultsList, TInt aPos )

    {

    RPointerArray< TDesC8 > aliases;

    CleanupClosePushL( aliases );

    TBool ret( ETrue );

    for ( TInt i(0); i < iMappings.Count(); i++ )

        {     

        CHnMdUiMappingElement* uiElem = iMappings[ i ];

        ASSERT( uiElem );

        TBool alreadyFilled( EFalse );

        const TDesC8* alias = &uiElem->Alias();

        for( TInt index( 0 ); index < aliases.Count(); index++ )

            {

            if ( !aliases[ index ]->Compare( *alias ) )

                {

                alreadyFilled = ETrue;

                }

            }

        if (  !alreadyFilled && uiElem->IsValidL( aQueriesResultsList, aPos ) )

            {

            aliases.AppendL( alias );

            ret = uiElem->FillGraphicalItemL( aItemModel, aQueriesResultsList, aPos );

            if ( !ret )

                {

                break;

                }

            }

        }

    CleanupStack::PopAndDestroy( &aliases );

    return ret;

    }