/*

 * Copyright (c) 2009 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:   ?Description

 *

 */

//Includes

#include <QDebug>

#include <hblabel.h>

#include <QGraphicsLinearLayout>

//User Includes

#include "glxviewids.h"

#include "glxmodelroles.h"  //Contains the declaration of the roles used to retrieve the data from model

#include "glxdetailstextedit.h"  //Contains the declaration of the custom widget glxdetailstextedit

#include "glxlocalisationstrings.h" //contains the localisation strings

#include "glxdetailsviewmodelwrapper.h" //Contains the declaration of the modelwrapper

#include "glxdetailsviewitemprototype.h" //contains the declaration of this file/class

#define CONTENTMARGINS  5

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

//GlxDetailsViewItemProtoType

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

GlxDetailsViewItemProtoType::GlxDetailsViewItemProtoType(QGraphicsItem* parent) 

    : HbListViewItem(parent),

      mImageNameEditor( NULL ),

      mDescriptionEditor( NULL ),

      mDateLabel( NULL ),

      mTimeLabel( NULL ),

{

}

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

//~GlxDetailsViewItemProtoType

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

GlxDetailsViewItemProtoType::~GlxDetailsViewItemProtoType()

{

    int widgetIndex = modelIndex().row();

    switch (widgetIndex) {

    case widgetNameIndex:

    {

        delete mImageNameEditor;

        break;

    }

    case widgetDateIndex:

    {

        delete mDateLabel;

        mDateLabel = NULL;

        break;

    }

    case widgetTimeIndex:

    {

        delete mDateLabel;

        mDateLabel = NULL;

        break;

    }

    case widgetSizeIndex:

    {

        delete mSizeLabel;

        mSizeLabel = NULL;

        break;

    }

    case widgetDescriptionIndex:

    {

        delete mDescriptionEditor;

        mDescriptionEditor = NULL;

        break;

    }

    default:

        break;

    }

}

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

//createItem

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

HbAbstractViewItem* GlxDetailsViewItemProtoType::createItem()

{

    return new GlxDetailsViewItemProtoType(*this);

}

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

//updateChildItems

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

void GlxDetailsViewItemProtoType::updateChildItems()

{

    switch (modelIndex().row()) {

    case widgetNameIndex:

    {

        //retrieve the name from the model

        QString nameString(GLX_DETAILS_NAME);

        QVariant nameData = modelIndex().data(GlxUriRole).toString();

        if (nameData.isValid()) {

            if (nameData.canConvert<QString> ()) {

                nameString.append(nameData.toString());

            }

        }

        //Get the sub state of the details view

        if (substate != IMAGEVIEWER_DETAIL_S) {

            connect(mImageNameEditor, SIGNAL(editorTapped()), this, SLOT(forwardSignalsToView()));

        }

        //Connect the Signals

        const QAbstractItemModel *model = (modelIndex().model());

        connect(model, SIGNAL(updateCustomWidgets()), this, SLOT(updateWidgetValues()));

        //Add the Layout

        QGraphicsLinearLayout *widgetLayout = new QGraphicsLinearLayout(Qt::Horizontal, 0);

        widgetLayout->setContentsMargins(CONTENTMARGINS,CONTENTMARGINS,CONTENTMARGINS,CONTENTMARGINS);

        setLayout(widgetLayout);

        break;

    }

    case widgetDateIndex:

    {

        //retrieve the date from the model

        QString dateString;

        QVariant dateData = modelIndex().data(GlxDateRole).toString();    

        if (dateData.isValid()) {

            if (dateData.canConvert<QString> ()) {

                dateString = dateData.toString();

            }

        }

        //create the label and set the data

        mDateLabel = new HbLabel(this);

        mDateLabel->setPlainText(dateString);

        mDateLabel->setMinimumHeight(size().height() + 50);

        QGraphicsLinearLayout *widgetLayout = new QGraphicsLinearLayout(Qt::Horizontal, 0);

        widgetLayout->setContentsMargins(CONTENTMARGINS, CONTENTMARGINS, CONTENTMARGINS, CONTENTMARGINS);

        widgetLayout->addItem(mDateLabel);        

        setLayout(widgetLayout);

        break;

    }

    case widgetTimeIndex:

    {

        //retrieve the time from the model

        QString timeString;

        QVariant timeData = modelIndex().data(GlxTimeRole).toString();

        if (timeData.isValid()) {

            if (timeData.canConvert<QString> ()) {

                timeString = timeData.toString();

            }

        }

        //create the label and set the data

        mTimeLabel = new HbLabel(this);

        mTimeLabel->setPlainText(timeString);

        mTimeLabel->setMinimumHeight(size().height() + 50);

        //Add the Layout

        QGraphicsLinearLayout *widgetLayout = new QGraphicsLinearLayout(Qt::Horizontal, 0);

        widgetLayout->setContentsMargins(CONTENTMARGINS, CONTENTMARGINS, CONTENTMARGINS, CONTENTMARGINS);

        widgetLayout->addItem(mTimeLabel);

        setLayout(widgetLayout);

        break;

    }

    case widgetSizeIndex:

    {

        //retrieve the size from the model

        QString sizeString;

        QVariant sizeData = modelIndex().data(GlxSizeRole).toString();

        if (sizeData.isValid()) {

            if (sizeData.canConvert<QString> ()) {

                sizeString = sizeData.toString();

            }

        }

        //create the label and set the data

        mSizeLabel = new HbLabel(this);

        mSizeLabel->setPlainText(sizeString);

        mSizeLabel->setMinimumHeight(size().height() + 50);

        //Add the Layout

        QGraphicsLinearLayout *widgetLayout = new QGraphicsLinearLayout(Qt::Horizontal, 0);     

        widgetLayout->setContentsMargins(CONTENTMARGINS, CONTENTMARGINS, CONTENTMARGINS, CONTENTMARGINS);

        widgetLayout->addItem(mSizeLabel);

        setLayout(widgetLayout);

        break;

    }

    case widgetDescriptionIndex:

    {

        //create the editor

        mDescriptionEditor = new GlxDetailsTextEdit(this);              

        mDescriptionEditor->setMaxRows(5);

        //retrieve the size from the model

        QString descString(GLX_DETAILS_DESCRIPTION);

        QVariant descData = modelIndex().data(GlxDescRole).toString();

        if (descData.isValid()) {

            if (descData.canConvert<QString> ()) {

                descString.append(descData.toString());

            }

        }

        mDescriptionEditor->setItemText(descString);

        //Get the sub state of the details view

        int substate = modelIndex().data(GlxSubStateRole).toInt();

        if (substate != IMAGEVIEWER_DETAIL_S) {

            connect(mDescriptionEditor, SIGNAL(editorTapped()), this, SLOT(forwardSignalsToView()));

        }

        else {

            mDescriptionEditor->setTextItemReadOnly(TRUE);

        }

        //Connect the Signals

        const QAbstractItemModel *model = (modelIndex().model());

        connect(model, SIGNAL(updateCustomWidgets()), this, SLOT(updateWidgetValues()));

        //Add the Layout

        QGraphicsLinearLayout *widgetLayout = new QGraphicsLinearLayout(Qt::Horizontal, 0);

        widgetLayout->setContentsMargins(CONTENTMARGINS,CONTENTMARGINS,CONTENTMARGINS,CONTENTMARGINS);

        widgetLayout->addItem(mDescriptionEditor);

        setLayout(widgetLayout);

        break;

    }

    default:

        break;

    }

    HbListViewItem::updateChildItems();

}

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

//forwardSignalsToView

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

void GlxDetailsViewItemProtoType::forwardSignalsToView()

{

    int widgetIndex = modelIndex().row();

    emit static_cast<GlxDetailsViewItemProtoType*> (prototype())->signalFromCustomWidget(

        widgetIndex);

}

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

//updateWidgetValues

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

void GlxDetailsViewItemProtoType::updateWidgetValues()

{

    int widgetIndex = modelIndex().row();

    if (widgetIndex == GlxDetailsViewItemProtoType::widgetNameIndex) {

        QVariant nameData = modelIndex().data(GlxUriRole).toString();

        if (nameData.isValid()) {

            if (nameData.canConvert<QString> ()) {

                nameString.append(nameData.toString());

            }

        }

    }

    else {

        QString descString(GLX_DETAILS_DESCRIPTION);

        QVariant descData = modelIndex().data(GlxDescRole).toString();

        if (descData.isValid()) {

            if (descData.canConvert<QString> ()) {

                descString.append(descData.toString());

            }

        }

        mDescriptionEditor->setItemText(descString);

    }

}