/****************************************************************************+
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**+
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (developer.feedback@nokia.com)+
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**+
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** This file is part of the HbWidgets module of the UI Extensions for Mobile.+
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**+
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** GNU Lesser General Public License Usage+
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** This file may be used under the terms of the GNU Lesser General Public+
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** License version 2.1 as published by the Free Software Foundation and+
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** appearing in the file LICENSE.LGPL included in the packaging of this file.+
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** Please review the following information to ensure the GNU Lesser General+
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** Public License version 2.1 requirements will be met:+
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at developer.feedback@nokia.com.+
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**+
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****************************************************************************/+
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#include "hblistwidgetitem_p.h"+
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#include "hblistmodel_p.h"+
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+
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#include <hblistwidgetitem.h>+
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+
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#include <QVariant>+
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+
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+
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/*+
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    HbListWidgetItemPrivate in a internal class, which implements data container +
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    for HblistWidgetItems and HblistWidget. +
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*/+
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HbListWidgetItemPrivate::HbListWidgetItemPrivate(+
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        HbListWidgetItem *itemWidget) :+
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    mItem(itemWidget),+
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    mModel(0),+
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    id(0),+
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    flags(Qt::ItemIsSelectable|Qt::ItemIsEnabled)+
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{+
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}+
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+
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HbListWidgetItemPrivate::~HbListWidgetItemPrivate()+
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{+
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}+
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+
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void HbListWidgetItemPrivate::setData(const QVariant &value, int role, int index)+
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{+
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    QVector<HbWidgetItemData>::iterator it;+
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    for (it = mValues.begin(); it != mValues.end(); ++it) {+
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        if ((*it).role == role) {+
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            QVariantList list;+
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            if ((*it).value.canConvert<QVariantList>()) {+
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                list = (*it).value.toList();+
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            } else {+
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                list.append((*it).value);+
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            }+
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             +
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            if (index < list.count()) {+
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                // Existing value -> replace if different+
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                if (list.at(index) == value)  +
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                    return;+
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                list.replace(index, value);+
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            } else {+
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                // New value -> grow the list if needed+
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                while (list.count() < index) {+
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                    list.append(QVariant());+
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                }+
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+
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                list.append(value);+
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            }+
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+
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            (*it).value = list;+
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            return;+
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        }+
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    }+
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+
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    // role is not present yet+
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    QVariantList list;+
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    for (int i = 0; i < index; i++) {+
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        list.append(QVariant());+
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    }+
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    list.append(value);+
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    mValues.append(HbWidgetItemData(role, list));+
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}+
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+
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void HbListWidgetItemPrivate::setData(const QVariant &value, int role)+
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{+
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    //Note: no more call to itemChanged, caller is responsible for calling it+
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    role = (role == Qt::EditRole) ? Qt::DisplayRole : role;+
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+
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    QVector<HbWidgetItemData>::iterator it;+
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    for (it = mValues.begin(); it != mValues.end(); ++it) {+
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        if ((*it).role == role) {+
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            (*it).value = value;+
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            return;+
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        }+
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    }+
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+
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    mValues.append(HbWidgetItemData(role, value));+
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}+
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+
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+
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QVariant HbListWidgetItemPrivate::data(int role, int index) const+
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{+
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    QVariant value = data(role);+
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    if (value.canConvert<QVariantList>()) {+
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        QVariantList list = value.toList();+
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        return list.value(index);+
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    } else if (index == 0) {+
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        return value;+
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    } else {+
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        return QVariant();+
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    }+
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}+
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+
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/*+
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    Returns the item's data for the given \a role, or an invalid+
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    QVariant if there is no data for the role.+
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    +
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    \note The default implementation treats Qt::EditRole and Qt::DisplayRole+
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    as referring to the same data.  +
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*/+
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QVariant HbListWidgetItemPrivate::data(int role) const+
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{+
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    role = (role == Qt::EditRole) ? Qt::DisplayRole : role;+
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+
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    QVector<HbWidgetItemData>::const_iterator it;+
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    for (it = mValues.begin(); it != mValues.end(); ++it) {+
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        if ((*it).role == role) {+
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            return (*it).value;+
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        }+
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    }+
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+
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    if (role == Hb::ItemTypeRole) {+
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        return Hb::StandardItem;+
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    }+
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    return QVariant();+
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}+
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+
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