<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>Qt 4.3: xbelreader.cpp Example File (xml/streambookmarks/xbelreader.cpp)</title> <link href="classic.css" rel="stylesheet" type="text/css" /> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td align="left" valign="top" width="32"><a href="http://www.trolltech.com/products/qt"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></a></td> <td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> · <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> · <a href="modules.html"><font color="#004faf">Modules</font></a> · <a href="functions.html"><font color="#004faf">Functions</font></a></td> <td align="right" valign="top" width="230"><a href="http://www.trolltech.com"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></a></td></tr></table><h1 align="center">xbelreader.cpp Example File<br /><sup><sup>xml/streambookmarks/xbelreader.cpp</sup></sup></h1> <pre><span class="comment"> /**************************************************************************** ** ** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.1, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/</span> #include <QtGui> #include "xbelreader.h" XbelReader::XbelReader(QTreeWidget *treeWidget) : treeWidget(treeWidget) { QStyle *style = treeWidget->style(); folderIcon.addPixmap(style->standardPixmap(QStyle::SP_DirClosedIcon), QIcon::Normal, QIcon::Off); folderIcon.addPixmap(style->standardPixmap(QStyle::SP_DirOpenIcon), QIcon::Normal, QIcon::On); bookmarkIcon.addPixmap(style->standardPixmap(QStyle::SP_FileIcon)); } 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.")); } } return !error(); } void XbelReader::readUnknownElement() { Q_ASSERT(isStartElement()); while (!atEnd()) { readNext(); if (isEndElement()) break; if (isStartElement()) readUnknownElement(); } } void XbelReader::readXBEL() { Q_ASSERT(isStartElement() && name() == "xbel"); while (!atEnd()) { readNext(); if (isEndElement()) break; if (isStartElement()) { if (name() == "folder") readFolder(0); else if (name() == "bookmark") readBookmark(0); else if (name() == "separator") readSeparator(0); else readUnknownElement(); } } } void XbelReader::readTitle(QTreeWidgetItem *item) { Q_ASSERT(isStartElement() && name() == "title"); QString title = readElementText(); item->setText(0, title); } void XbelReader::readSeparator(QTreeWidgetItem *item) { QTreeWidgetItem *separator = createChildItem(item); separator->setFlags(item->flags() & ~Qt::ItemIsSelectable); separator->setText(0, QString(30, 0xB7)); readElementText(); } void XbelReader::readFolder(QTreeWidgetItem *item) { Q_ASSERT(isStartElement() && name() == "folder"); QTreeWidgetItem *folder = createChildItem(item); bool folded = (attributes().value("folded") != "no"); treeWidget->setItemExpanded(folder, !folded); while (!atEnd()) { readNext(); if (isEndElement()) break; if (isStartElement()) { if (name() == "title") readTitle(folder); else if (name() == "folder") readFolder(folder); else if (name() == "bookmark") readBookmark(folder); else if (name() == "separator") readSeparator(folder); else readUnknownElement(); } } } void XbelReader::readBookmark(QTreeWidgetItem *item) { Q_ASSERT(isStartElement() && name() == "bookmark"); QTreeWidgetItem *bookmark = createChildItem(item); bookmark->setFlags(bookmark->flags() | Qt::ItemIsEditable); bookmark->setIcon(0, bookmarkIcon); bookmark->setText(0, QObject::tr("Unknown title")); bookmark->setText(1, attributes().value("href").toString()); while (!atEnd()) { readNext(); if (isEndElement()) break; if (isStartElement()) { if (name() == "title") readTitle(bookmark); else readUnknownElement(); } } } QTreeWidgetItem *XbelReader::createChildItem(QTreeWidgetItem *item) { QTreeWidgetItem *childItem; if (item) { childItem = new QTreeWidgetItem(item); } else { childItem = new QTreeWidgetItem(treeWidget); } childItem->setData(0, Qt::UserRole, name().toString()); return childItem; }</pre> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="30%">Copyright © 2008 <a href="trolltech.html">Trolltech</a></td> <td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td> <td width="30%" align="right"><div align="right">Qt 4.3.4</div></td> </tr></table></div></address></body> </html>