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50
51#include <QtWidgets>
52
53#include "xbelwriter.h"
54#include "xbelreader.h"
55
56static inline QString yesValue() { return QStringLiteral("yes"); }
57static inline QString noValue() { return QStringLiteral("no"); }
58static inline QString titleElement() { return QStringLiteral("title"); }
59
60//! [0]
61XbelWriter::XbelWriter(const QTreeWidget *treeWidget)
62 : treeWidget(treeWidget)
63{
64 xml.setAutoFormatting(true);
65}
66//! [0]
67
68//! [1]
69bool XbelWriter::writeFile(QIODevice *device)
70{
71 xml.setDevice(device);
72
73 xml.writeStartDocument();
74 xml.writeDTD(QStringLiteral("<!DOCTYPE xbel>"));
75 xml.writeStartElement(QStringLiteral("xbel"));
76 xml.writeAttribute(qualifiedName: XbelReader::versionAttribute(), QStringLiteral("1.0"));
77 for (int i = 0; i < treeWidget->topLevelItemCount(); ++i)
78 writeItem(item: treeWidget->topLevelItem(index: i));
79
80 xml.writeEndDocument();
81 return true;
82}
83//! [1]
84
85//! [2]
86void XbelWriter::writeItem(const QTreeWidgetItem *item)
87{
88 QString tagName = item->data(column: 0, role: Qt::UserRole).toString();
89 if (tagName == QLatin1String("folder")) {
90 bool folded = !item->isExpanded();
91 xml.writeStartElement(qualifiedName: tagName);
92 xml.writeAttribute(qualifiedName: XbelReader::foldedAttribute(), value: folded ? yesValue() : noValue());
93 xml.writeTextElement(qualifiedName: titleElement(), text: item->text(column: 0));
94 for (int i = 0; i < item->childCount(); ++i)
95 writeItem(item: item->child(index: i));
96 xml.writeEndElement();
97 } else if (tagName == QLatin1String("bookmark")) {
98 xml.writeStartElement(qualifiedName: tagName);
99 if (!item->text(column: 1).isEmpty())
100 xml.writeAttribute(qualifiedName: XbelReader::hrefAttribute(), value: item->text(column: 1));
101 xml.writeTextElement(qualifiedName: titleElement(), text: item->text(column: 0));
102 xml.writeEndElement();
103 } else if (tagName == QLatin1String("separator")) {
104 xml.writeEmptyElement(qualifiedName: tagName);
105 }
106}
107//! [2]
108

source code of qtbase/examples/xml/streambookmarks/xbelwriter.cpp