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+/****************************************************************************
+**
+** Copyright (C) 2010 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]