/*

* 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:

*

*/

#include <QVariant>

#include <HbAbstractItemView>

#include <HbDataFormModel>

#include <HbDataFormModelItem>

#include "nmipssettingscustomitem.h"

#include "nmipssettingslabeledcombobox.h"

#include "nmipssettingstimeeditor.h"

#include "nmipssettingsmultiselectionitem.h"

/*!

    \class NmIpsSettingsCustomItem

    \brief The class implements a custom HbDataFormViewItem.

*/

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

/*!

    Constructor of NmIpsSettingsCustomItem.

*/

NmIpsSettingsCustomItem::NmIpsSettingsCustomItem(QGraphicsItem *parent)

: HbDataFormViewItem(parent)

{

}

/*!

    Destructor of NmIpsSettingsCustomItem.

*/

NmIpsSettingsCustomItem::~NmIpsSettingsCustomItem()

{

}

/*!

    Creates the custom data form view item.

*/

HbAbstractViewItem* NmIpsSettingsCustomItem::createItem()

{

    return new NmIpsSettingsCustomItem(*this);

}

/*!

    \param index Model index of the item.

    \return true if item type for the index is supported, otherwise false.

*/

bool NmIpsSettingsCustomItem::canSetModelIndex(const QModelIndex &index) const

{

    int type(index.data(HbDataFormModelItem::ItemTypeRole).toInt());

    return type == LabeledComboBox || type == TimeEditor || type == MultiSelectionItem;

}

/*!

    Creates the custom widget.

*/

HbWidget *NmIpsSettingsCustomItem::createCustomWidget()

{

    QVariant data(modelIndex().data(HbDataFormModelItem::ItemTypeRole));

    int type(data.toInt());

    switch (type) {

        case LabeledComboBox: {

            widget = new NmIpsSettingsLabeledComboBox();

            connect(widget, SIGNAL(propertyChanged(QMap<QString, QVariant>)),

                    this, SLOT(propertyChanged(QMap<QString, QVariant>)));

            break;

            }

        case TimeEditor: {

            widget = new NmIpsSettingsTimeEditor();

            break;

            }

        case MultiSelectionItem: {

            widget = new NmIpsSettingsMultiSelectionItem();

            connect(widget, SIGNAL(propertyChanged(QMap<QString, QVariant>)),

                this, SLOT(propertyChanged(QMap<QString, QVariant>)));

            break;

        }

        default: {

            // Unknown/unhandled item type.

            break;

        }

    }

    return widget;

}

/*!

    Sets the custom widget's properties from the model item.

*/

void NmIpsSettingsCustomItem::restore()

{

    HbDataFormModelItem::DataItemType itemType = static_cast<HbDataFormModelItem::DataItemType>(

        modelIndex().data(HbDataFormModelItem::ItemTypeRole).toInt());

    if (itemType == LabeledComboBox || itemType == TimeEditor || itemType == MultiSelectionItem) {

        HbDataFormModel *model = static_cast<HbDataFormModel *>

            (static_cast<HbAbstractViewItem *>(this)->itemView()->model());

        HbDataFormModelItem *modelItem = model->itemFromIndex(modelIndex());

        QHash<QString ,QVariant> properties =

            modelItem->data(HbDataFormModelItem::PropertyRole).toHash();

        if (itemType == LabeledComboBox) {

            // Set combobox properties in specific order. currentIndex must be set last so that

            // both the labelTexts and comboItems have been set before. Also, labelTexts must

            // have been set before comboItems. Otherwise the setting of current item doesn't work.

            // Block signals which are generated when comboItems are set.

            setWidgetProperty("labelTexts", properties);

            dataItemContentWidget()->blockSignals(true);

            setWidgetProperty("comboItems", properties);

            dataItemContentWidget()->blockSignals(false);

            setWidgetProperty("currentIndex", properties);

        } else {

            // Set item properties. Simply copy all set properties to the widget.

            QStringList propertyNames = properties.keys();

            foreach (QString key, propertyNames) {

                QVariant value = properties.value(key);

                dataItemContentWidget()->setProperty(key.toAscii().data(), value);

            }

        }

    }

}

/*!

    Copies all given properties from widget to model.

    \param properties Composited widget properties.

*/

void NmIpsSettingsCustomItem::propertyChanged(QMap<QString, QVariant> properties)

{

    HbDataFormModel* model =

        static_cast<HbDataFormModel*>(static_cast<HbAbstractViewItem*>(this)->itemView()->model());

    model->blockSignals(true);

    HbDataFormModelItem* modlItem = model->itemFromIndex(modelIndex());

    QStringList keys = properties.keys();

    foreach (QString key, keys) {

        modlItem->setContentWidgetData(key, properties.value(key));

    }

    model->blockSignals(false);

}

/*!

    Sets \a property to the content widget if found from \a properties.

    \param property Name of the property to set.

    \param properties Available properties.

*/

void NmIpsSettingsCustomItem::setWidgetProperty(const QString &property,

    const QHash<QString, QVariant> &properties)

{

    if (properties.contains(property)) {

        dataItemContentWidget()->setProperty(property.toAscii().data(), properties.value(property));

    }

}