qt5base-lts/examples/xml/streambookmarks/xbelwriter.cpp

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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** 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:
**
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** 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.
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** 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
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****************************************************************************/
#include <QtWidgets>
#include "xbelwriter.h"
//! [0]
XbelWriter::XbelWriter(QTreeWidget *treeWidget)
: treeWidget(treeWidget)
{
xml.setAutoFormatting(true);
}
//! [0]
//! [1]
bool XbelWriter::writeFile(QIODevice *device)
{
xml.setDevice(device);
xml.writeStartDocument();
xml.writeDTD("<!DOCTYPE xbel>");
xml.writeStartElement("xbel");
xml.writeAttribute("version", "1.0");
for (int i = 0; i < treeWidget->topLevelItemCount(); ++i)
writeItem(treeWidget->topLevelItem(i));
xml.writeEndDocument();
return true;
}
//! [1]
//! [2]
void XbelWriter::writeItem(QTreeWidgetItem *item)
{
QString tagName = item->data(0, Qt::UserRole).toString();
if (tagName == "folder") {
bool folded = !treeWidget->isItemExpanded(item);
xml.writeStartElement(tagName);
xml.writeAttribute("folded", folded ? "yes" : "no");
xml.writeTextElement("title", item->text(0));
for (int i = 0; i < item->childCount(); ++i)
writeItem(item->child(i));
xml.writeEndElement();
} else if (tagName == "bookmark") {
xml.writeStartElement(tagName);
if (!item->text(1).isEmpty())
xml.writeAttribute("href", item->text(1));
xml.writeTextElement("title", item->text(0));
xml.writeEndElement();
} else if (tagName == "separator") {
xml.writeEmptyElement(tagName);
}
}
//! [2]