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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
#include "mainwindow.h"
#include "imageanalyzer.h"
#include <QWebFrame>
#include <QWebElementCollection>
#include <QNetworkDiskCache>
/*
* Default Constructor
*/
//! [MainWindow - constructor]
MainWin::MainWin(QWidget * parent) : QWebView(parent)
{
m_network = new QNetworkAccessManager(this);
m_cache = new QNetworkDiskCache(this);
m_cache->setCacheDirectory(QDesktopServices::storageLocation(QDesktopServices::CacheLocation) + "/imageanalyzer");
m_cache->setMaximumCacheSize(1000000); //set the cache to 10megs
m_network->setCache(m_cache);
page()->setNetworkAccessManager(m_network);
//! The object we will expose to JavaScript engine:
m_analyzer = new ImageAnalyzer(m_cache, this);
// Signal is emitted before frame loads any web content:
QObject::connect(page()->mainFrame(), SIGNAL(javaScriptWindowObjectCleared()),
this, SLOT(addJSObject()));
// qrc:// URLs refer to resources. See imagenalayzer.qrc
QUrl startURL = QUrl("qrc:/index.html");
// Load web content now!
setUrl(startURL);
}
//! [MainWindow - constructor]
//! [MainWindow - addJSObject]
void MainWin::addJSObject() {
// Add pAnalyzer to JavaScript Frame as member "imageAnalyzer".
page()->mainFrame()->addToJavaScriptWindowObject(QString("imageAnalyzer"), m_analyzer);
}
//! [MainWindow - addJSObject]
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