Qt 4.8: csvfactory.cpp Example File (webkit/webplugin/csvfactory.cpp)

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# csvfactory.cpp Example File

webkit/webplugin/csvfactory.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
     ** Contact: http://www.qt-project.org/legal
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     ** This file is part of the examples of the Qt Toolkit.
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     ** $QT_BEGIN_LICENSE:BSD$
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     #include <QtGui>
     #include <QtNetwork>
     #include <QtWebKit>
     #include "csvfactory.h"
     #include "csvview.h"

     CSVFactory::CSVFactory(QWebView *webView, QObject *parent)
         : QWebPluginFactory(parent)
     {
         manager = new QNetworkAccessManager(this);
         this->webView = webView;
     };

     QObject *CSVFactory::create(const QString &mimeType, const QUrl &url,
                                 const QStringList &argumentNames,
                                 const QStringList &argumentValues) const
     {
         if (mimeType != "text/csv")
             return 0;

         QHash<QString, QString> arguments;
         for (int i = 0; i < argumentNames.count(); ++i)
             arguments[argumentNames[i]] = argumentValues[i];

         CSVView *view = new CSVView(arguments["type"]);

         QWebFrame *frame = webView->page()->mainFrame();
         frame->addToJavaScriptWindowObject("view", view);
         frame->evaluateJavaScript("view.rowSelected.connect(fillInTable);\n");

         QNetworkRequest request(url);
         QNetworkReply *reply = manager->get(request);
         connect(reply, SIGNAL(finished()), view, SLOT(updateModel()));
         connect(reply, SIGNAL(finished()), reply, SLOT(deleteLater()));

         return view;
     }

     QList<QWebPluginFactory::Plugin> CSVFactory::plugins() const
     {
         QWebPluginFactory::MimeType mimeType;
         mimeType.name = "text/csv";
         mimeType.description = "Comma-separated values";
         mimeType.fileExtensions = QStringList() << "csv";

         QWebPluginFactory::Plugin plugin;
         plugin.name = "CSV file viewer";
         plugin.description = "A CSV file Web plugin.";
         plugin.mimeTypes = QList<MimeType>() << mimeType;

         return QList<QWebPluginFactory::Plugin>() << plugin;
     }