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<td align="right" valign="top" width="230"></td></tr></table><h1 class="title">xbelreader.cpp Example File<br /><span class="small-subtitle">xml/streambookmarks/xbelreader.cpp</span>

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</tr></table><h1 class="title">xbelreader.cpp Example File<br /><span class="small-subtitle">xml/streambookmarks/xbelreader.cpp</span>

</h1>

<pre><span class="comment"> /****************************************************************************

** Contact: Nokia Corporation (qt-info@nokia.com)

** This file is part of the examples of the Qt Toolkit.

** $QT_BEGIN_LICENSE:LGPL$

** Commercial Usage

** Licensees holding valid Qt Commercial licenses may use this file in

** accordance with the Qt Commercial License Agreement provided with the

** Software or, alternatively, in accordance with the terms contained in

** a written agreement between you and Nokia.

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

** In addition, as a special exception, Nokia gives you certain

** additional rights. These rights are described in the Nokia Qt LGPL

** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this

** package.

** GNU General Public License Usage

** Alternatively, this file may be used under the terms of the GNU

** General Public License version 3.0 as published by the Free Software

** Foundation and appearing in the file LICENSE.GPL included in the

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****************************************************************************/</span>

bool XbelReader::read(QIODevice *device)

{

setDevice(device);

while (!atEnd()) {

readNext();

if (isStartElement()) {

if (name() == "xbel" && attributes().value("version") == "1.0")

readXBEL();

else

raiseError(QObject::tr("The file is not an XBEL version 1.0 file."));

}

xml.setDevice(device);

if (xml.readNextStartElement()) {

if (xml.name() == "xbel" && xml.attributes().value("version") == "1.0")

readXBEL();

else

xml.raiseError(QObject::tr("The file is not an XBEL version 1.0 file."));

}

return !error();

return !xml.error();

}

void XbelReader::readUnknownElement()

QString XbelReader::errorString() const

{

Q_ASSERT(isStartElement());

while (!atEnd()) {

readNext();

if (isEndElement())

break;

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if (isStartElement())

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readUnknownElement();

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}

return QObject::tr("%1\nLine %2, column %3")

.arg(xml.errorString())

.arg(xml.lineNumber())

.arg(xml.columnNumber());

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}

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void XbelReader::readXBEL()

107

{

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Q_ASSERT(isStartElement() && name() == "xbel");

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while (!atEnd()) {

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readNext();

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if (isEndElement())

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break;

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if (isStartElement()) {

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if (name() == "folder")

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readFolder(0);

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else if (name() == "bookmark")

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readBookmark(0);

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else if (name() == "separator")

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readSeparator(0);

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else

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readUnknownElement();

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}

Q_ASSERT(xml.isStartElement() && xml.name() == "xbel");

while (xml.readNextStartElement()) {

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if (xml.name() == "folder")

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readFolder(0);

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else if (xml.name() == "bookmark")

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readBookmark(0);

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else if (xml.name() == "separator")

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readSeparator(0);

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else

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xml.skipCurrentElement();

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}

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}

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void XbelReader::readTitle(QTreeWidgetItem *item)

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{

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Q_ASSERT(isStartElement() && name() == "title");

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Q_ASSERT(xml.isStartElement() && xml.name() == "title");

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QString title = readElementText();

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QString title = xml.readElementText();

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item->setText(0, title);

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}

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void XbelReader::readSeparator(QTreeWidgetItem *item)

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{

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Q_ASSERT(xml.isStartElement() && xml.name() == "separator");

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QTreeWidgetItem *separator = createChildItem(item);

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separator->setFlags(item->flags() & ~Qt::ItemIsSelectable);

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separator->setText(0, QString(30, 0xB7));

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readElementText();

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xml.skipCurrentElement();

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}

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void XbelReader::readFolder(QTreeWidgetItem *item)

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{

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Q_ASSERT(isStartElement() && name() == "folder");

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Q_ASSERT(xml.isStartElement() && xml.name() == "folder");

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QTreeWidgetItem *folder = createChildItem(item);

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bool folded = (attributes().value("folded") != "no");

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bool folded = (xml.attributes().value("folded") != "no");

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treeWidget->setItemExpanded(folder, !folded);

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while (!atEnd()) {

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readNext();

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if (isEndElement())

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break;

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if (isStartElement()) {

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if (name() == "title")

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readTitle(folder);

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else if (name() == "folder")

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readFolder(folder);

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else if (name() == "bookmark")

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readBookmark(folder);

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else if (name() == "separator")

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readSeparator(folder);

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else

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readUnknownElement();

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}

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while (xml.readNextStartElement()) {

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if (xml.name() == "title")

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readTitle(folder);

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else if (xml.name() == "folder")

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readFolder(folder);

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else if (xml.name() == "bookmark")

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readBookmark(folder);

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else if (xml.name() == "separator")

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readSeparator(folder);

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else

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xml.skipCurrentElement();

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}

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}

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void XbelReader::readBookmark(QTreeWidgetItem *item)

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{

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Q_ASSERT(isStartElement() && name() == "bookmark");

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Q_ASSERT(xml.isStartElement() && xml.name() == "bookmark");

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QTreeWidgetItem *bookmark = createChildItem(item);

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bookmark->setFlags(bookmark->flags() | Qt::ItemIsEditable);

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bookmark->setIcon(0, bookmarkIcon);

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bookmark->setText(0, QObject::tr("Unknown title"));

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bookmark->setText(1, attributes().value("href").toString());

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while (!atEnd()) {

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readNext();

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if (isEndElement())

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break;

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if (isStartElement()) {

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if (name() == "title")

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readTitle(bookmark);

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else

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readUnknownElement();

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}

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bookmark->setText(1, xml.attributes().value("href").toString());

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while (xml.readNextStartElement()) {

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if (xml.name() == "title")

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readTitle(bookmark);

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else

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xml.skipCurrentElement();

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}

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}

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} else {

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childItem = new QTreeWidgetItem(treeWidget);

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}

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childItem->setData(0, Qt::UserRole, name().toString());

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childItem->setData(0, Qt::UserRole, xml.name().toString());

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return childItem;

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}</pre>

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<td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td>

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<td width="20%" align="center"><a href="trademarks.html">Trademarks</a></td>

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