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/****************************************************************************
**
** Copyright (C) 2008 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Script Generator project on Trolltech Labs.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
function getArgumentValue(name, names, values, from)
{
var i = (from == undefined) ? 0 : from;
for ( ; i < names.length; ++i) {
if (names[i] == name)
return values[i];
}
return undefined;
}
//
// Plugin class
//
function MyWebPlugin(formUrl, scriptUrl, parent)
{
QWidget.call(this, parent);
this.initialized = false;
this.formReply = this.downloadFile(formUrl, this.formDownloaded);
if (scriptUrl == undefined)
this.script = "";
else
this.scriptReply = this.downloadFile(scriptUrl, this.scriptDownloaded);
}
MyWebPlugin.prototype = new QWidget();
MyWebPlugin.prototype.downloadFile = function(url, callback)
{
if (this.accessManager == undefined)
this.accessManager = new QNetworkAccessManager();
var reply = this.accessManager.get(new QNetworkRequest(url));
reply.finished.connect(this, callback);
return reply;
}
MyWebPlugin.prototype.formDownloaded = function()
{
var loader = new QUiLoader();
this.form = loader.load(this.formReply);
var layout = new QVBoxLayout(this);
layout.addWidget(this.form, 0, Qt.AlignCenter);
this.initialize();
}
MyWebPlugin.prototype.scriptDownloaded = function()
{
var stream = new QTextStream(this.scriptReply);
this.script = stream.readAll();
this.initialize();
}
MyWebPlugin.prototype.initialize = function()
{
if (this.initialized)
return;
if ((this.form == undefined) || (this.script == undefined))
return;
var ctor = eval(this.script);
if (typeof ctor != "function")
return;
this.instance = new ctor(this.form);
this.initialized = true;
}
//
// QWebPluginFactory subclass
//
function MyWebPluginFactory(parent)
{
QWebPluginFactory.call(this, parent);
}
MyWebPluginFactory.prototype = new QWebPluginFactory();
MyWebPluginFactory.prototype.create = function(mimeType, url, argumentNames, argumentValues)
{
if (mimeType != "application/x-qtform")
return null;
var formUrl = getArgumentValue("form", argumentNames, argumentValues);
var scriptUrl = getArgumentValue("script", argumentNames, argumentValues);
if (formUrl == undefined)
return null;
return new MyWebPlugin(new QUrl(formUrl), new QUrl(scriptUrl));
}
//
// Main
//
var view = new QWebView();
view.settings().setAttribute(QWebSettings.PluginsEnabled, true);
var factory = new MyWebPluginFactory();
view.page().setPluginFactory(factory);
view.load(new QUrl("WebKitPlugins.html"));
view.show();
QCoreApplication.exec();
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