xbelgenerator.cpp Example File
xml/saxbookmarks/xbelgenerator.cpp
/****************************************************************************
**
** Copyright (C) 2005-2005 Trolltech AS. All rights reserved.
**
** This file is part of the documentation of the Qt Toolkit.
**
** Licensees holding valid Qt Preview licenses may use this file in
** accordance with the Qt Preview License Agreement provided with the
** Software.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#include <QtGui>
#include "xbelgenerator.h"
XbelGenerator::XbelGenerator(QTreeWidget *treeWidget)
: treeWidget(treeWidget)
{
}
bool XbelGenerator::write(QIODevice *device)
{
out.setDevice(device);
out.setCodec("UTF-8");
out << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
<< "<!DOCTYPE xbel>\n"
<< "<xbel version=\"1.0\">\n";
for (int i = 0; i < treeWidget->topLevelItemCount(); ++i)
generateItem(treeWidget->topLevelItem(i), 1);
out << "</xbel>\n";
return true;
}
QString XbelGenerator::indent(int depth)
{
const int IndentSize = 4;
return QString(IndentSize * depth, ' ');
}
QString XbelGenerator::escapedText(const QString &str)
{
QString result = str;
result.replace("&", "&");
result.replace("<", "<");
result.replace(">", ">");
return result;
}
QString XbelGenerator::escapedAttribute(const QString &str)
{
QString result = escapedText(str);
result.replace("\"", """);
result.prepend("\"");
result.append("\"");
return result;
}
void XbelGenerator::generateItem(QTreeWidgetItem *item, int depth)
{
QString tagName = item->data(0, Qt::UserRole).toString();
if (tagName == "folder") {
bool folded = !treeWidget->isItemExpanded(item);
out << indent(depth) << "<folder folded=\"" << (folded ? "yes" : "no")
<< "\">\n"
<< indent(depth + 1) << "<title>" << escapedText(item->text(0))
<< "</title>\n";
for (int i = 0; i < item->childCount(); ++i)
generateItem(item->child(i), depth + 1);
out << indent(depth) << "</folder>\n";
} else if (tagName == "bookmark") {
out << indent(depth) << "<bookmark";
if (!item->text(1).isEmpty())
out << " href=" << escapedAttribute(item->text(1));
out << ">\n"
<< indent(depth + 1) << "<title>" << escapedText(item->text(0))
<< "</title>\n"
<< indent(depth) << "</bookmark>\n";
} else if (tagName == "separator") {
out << indent(depth) << "<separator/>\n";
}
}