/*

* Copyright (c) 2002-2007 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:  Predictive Candidate list model

*

*/

// INCLUDE FILES

#include <aknlayoutscalable_avkon.cdl.h> // AknLayoutScalable_Avkon

#include "peninputjapanesepredictivelistboxmodel.h"

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

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

// CPredictivePopupLineInfo::~CPredictivePopupLineInfo

// Destructor

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

CPredictivePopupLineInfo::~CPredictivePopupLineInfo()

    {

    delete iLineText;

    delete iElementsOnLine;

    }

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

// CPeninputJapanesePredictiveListBoxModel::SetLineInfoArray

// Registering a array with candidate line information

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

void CPeninputJapanesePredictiveListBoxModel::SetLineInfoArray(

        CPredictivePopupLineInfoArray* aLineInfoArray)

    {

    iLineInfoArray = aLineInfoArray;

    }

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

// CPeninputJapanesePredictiveListBoxModel::LineInfoArray

// Returning a arrary with candidate line information

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

CPredictivePopupLineInfoArray*

    CPeninputJapanesePredictiveListBoxModel::LineInfoArray()

    {

    return iLineInfoArray;

    }

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

// CPeninputJapanesePredictiveListBoxModel::SearchItemIndexFromCandidateNo

// This function searches a item index as key in a candidate number

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

TInt CPeninputJapanesePredictiveListBoxModel::SearchItemIndexFromCandidateNo(

        TInt aCandidateNo) const

    {

    TInt lineNo = -1;

    if (iLineInfoArray)

        {

        const TInt numberOfLine = iLineInfoArray->Count();

        TInt i;

        for (i = 0; i < numberOfLine && lineNo == -1; i++)

            {

            CPredictivePopupLineInfo* lineInfo = iLineInfoArray->At(i);

            CPredictivePopupElementArray* elementArray =lineInfo->iElementsOnLine;

            const TInt numberOfElement = elementArray->Count();

            TInt j;

            for (j = 0; j < numberOfElement; j++)

                {

                TPredictivePopupElement element = elementArray->At(j);

                if (aCandidateNo == element.iCandidateNo)

                    {

                    lineNo = i;

                    break;

                    }

                }

            }

        }

    return lineNo;

    }

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

// CPeninputJapanesePredictiveListBoxModel::SearchElement

// This function is that it checks whether the candidate is included in the line.

// If including it, The displaying information is returned.

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

TBool CPeninputJapanesePredictiveListBoxModel::SearchElement(

        TInt aLineNo, TInt aCandidateNo, TPredictivePopupElement& aElement)

    {

    TBool foundFlag = EFalse;

    if ( 0 <= aLineNo && iLineInfoArray && iLineInfoArray->Count() > aLineNo )

        {

        CPredictivePopupLineInfo* lineInfo = iLineInfoArray->At(aLineNo);

        CPredictivePopupElementArray* elementArray = lineInfo->iElementsOnLine;

        const TInt numberOfElement = elementArray->Count();

        TInt i;

        for (i = 0; i < numberOfElement; i++)

            {

            TPredictivePopupElement element = elementArray->At(i);

            if (aCandidateNo < element.iCandidateNo)

                {

                break;

                }

            else if (aCandidateNo == element.iCandidateNo)

                {

                aElement.iStartXPos   = element.iStartXPos;

                aElement.iEndXPos     = element.iEndXPos;

                aElement.iCandidateNo = element.iCandidateNo;

                foundFlag = ETrue;

                break;

                }

            }

        }

    return foundFlag;

    }

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

// CPeninputJapanesePredictiveListBoxModel::SearchCandidateNoFromPosition

// This function searches a CandidateNo from linenumber and Position

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

TInt CPeninputJapanesePredictiveListBoxModel::SearchCandidateNoFromPosition(

        TInt aLineNo, const TPoint& aPoint) const

    {

    TInt atom = AknLayoutScalable_Avkon::list_single_choice_list_pane(0).LayoutLine().iH;

    TInt margin = atom*2/5;

    TInt candidateNo = -1;

    if ( 0 <= aLineNo && iLineInfoArray && iLineInfoArray->Count() > aLineNo )

        {

        CPredictivePopupLineInfo* lineInfo = iLineInfoArray->At(aLineNo);

        CPredictivePopupElementArray* elementArray = lineInfo->iElementsOnLine;

        const TInt numberOfElement = elementArray->Count();

        candidateNo = elementArray->At(numberOfElement - 1).iCandidateNo;

        for (TInt ii = 0; ii < numberOfElement; ii++)

            {

            TPredictivePopupElement element = elementArray->At(ii);

            if (aPoint.iX - margin <= element.iEndXPos)

                {

                candidateNo = element.iCandidateNo;

                break;

                }

            }

        }

    return candidateNo;

    }

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

// CPeninputJapanesePredictiveListBoxModel::SetMaximumItems

// Set total item numbers in listbox

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

void CPeninputJapanesePredictiveListBoxModel::SetMaximumItems(

        TInt aMaximumItems)

    {

    iMaximumItems = aMaximumItems;

    }

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

// CPeninputJapanesePredictiveListBoxModel::MaximumItems

// Return total item numbers

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

TInt CPeninputJapanesePredictiveListBoxModel::MaximumItems() const

    {

    return iMaximumItems;

    }

// End of File