/*

* 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 "PopupWebChromeItem.h"

#include "ChromeWidget.h"

#include "WebChromeSnippet.h"

namespace GVA {

PopupWebChromeItem::PopupWebChromeItem(

        const QRectF & ownerArea,

        ChromeWidget * chrome,

        const QWebElement & element,

        QGraphicsItem * parent)

: WebChromeItem(ownerArea, chrome, element, parent)

{

}

PopupWebChromeItem::~PopupWebChromeItem()

{}

void PopupWebChromeItem::init(WebChromeSnippet * snippet)

{

    WebChromeItem::init(snippet);

    // Forward externalMouseEvent signals from context items.

    QObject::connect(

            this,

            SIGNAL(externalMouseEvent(int, const QString &, const QString &)),

            snippet,

            SIGNAL(externalMouseEvent(int, const QString &, const QString &)));

}

bool PopupWebChromeItem::event(QEvent * e)

{

    // Check for external events grabbed by this item.

    checkForExternalEvent(this, e);

    switch(e->type()) {

      case QEvent::Show:

        scene()->installEventFilter(this);

        break;

      case QEvent::Hide:

        scene()->removeEventFilter(this);

        break;

      default: break;

    }

    // Let the parent class handle the event.

    return WebChromeItem::event(e);

}

bool PopupWebChromeItem::eventFilter(QObject * o, QEvent * e)

{

    // Check for external events NOT grabbed by this item.

    checkForExternalEvent(o, e);

    // Don't filter any events.

    return false;

}

void PopupWebChromeItem::checkForExternalEvent(QObject * o, QEvent * e)

{

    Q_UNUSED(o);

    // Ignore all events when this item is not showing.

    if (!isVisible()) {

        return;

    }

    // Ignore all but a few mouse press events.

    switch (e->type()) {

    case QEvent::GraphicsSceneMousePress:

    case QEvent::GraphicsSceneMouseRelease:

    case QEvent::GraphicsSceneMouseDoubleClick:

    case QEvent::GraphicsSceneResize:

        break;

    default:

        return;

    }

    // Check where the mouse press event occurred.

    // If it was outside this item's bounding rectangle,

    // then tell the world.

    if(e->type() == QEvent::GraphicsSceneResize)

    {

    	emitExternalEvent(e);

    	return;

    }

    QGraphicsSceneMouseEvent * me = static_cast<QGraphicsSceneMouseEvent*>(e);

    QPointF eventPosition = me->scenePos();

    QRectF itemGeometry = sceneBoundingRect();

    if (!itemGeometry.contains(eventPosition)) {

        emitExternalEvent(e);

    }

}

void PopupWebChromeItem::emitExternalEvent(QEvent * e)

{

    QString description;

    QDebug stream(&description);

    stream << e;

    QString name = description;

    name.truncate(name.indexOf('('));

    emit externalMouseEvent(e->type(), name, description.trimmed());

}

} // end of namespace GVA