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xbelwriter.cpp Example File
xml/streambookmarks/xbelwriter.cpp

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 #include <QtGui>

 #include "xbelwriter.h"

 XbelWriter::XbelWriter(QTreeWidget *treeWidget)
     : treeWidget(treeWidget)
 {
     setAutoFormatting(true);
 }

 bool XbelWriter::writeFile(QIODevice *device)
 {
     setDevice(device);

     writeStartDocument();
     writeDTD("<!DOCTYPE xbel>");
     writeStartElement("xbel");
     writeAttribute("version", "1.0");
     for (int i = 0; i < treeWidget->topLevelItemCount(); ++i)
         writeItem(treeWidget->topLevelItem(i));

     writeEndDocument();
     return true;
 }

 void XbelWriter::writeItem(QTreeWidgetItem *item)
 {
     QString tagName = item->data(0, Qt::UserRole).toString();
     if (tagName == "folder") {
         bool folded = !treeWidget->isItemExpanded(item);
         writeStartElement(tagName);
         writeAttribute("folded", folded ? "yes" : "no");
         writeTextElement("title", item->text(0));
         for (int i = 0; i < item->childCount(); ++i)
             writeItem(item->child(i));
         writeEndElement();
     } else if (tagName == "bookmark") {
         writeStartElement(tagName);
         if (!item->text(1).isEmpty())
             writeAttribute("href", item->text(1));
         writeTextElement("title", item->text(0));
         writeEndElement();
     } else if (tagName == "separator") {
         writeEmptyElement(tagName);
     }
 }


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Qt 4.3.5