diff options
Diffstat (limited to 'examples/xml/htmlinfo/main.cpp')
-rw-r--r-- | examples/xml/htmlinfo/main.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/examples/xml/htmlinfo/main.cpp b/examples/xml/htmlinfo/main.cpp new file mode 100644 index 0000000..9831d36 --- /dev/null +++ b/examples/xml/htmlinfo/main.cpp @@ -0,0 +1,119 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** 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 +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://qt.nokia.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore> + +void parseHtmlFile(QTextStream &out, const QString &fileName) { + QFile file(fileName); + + out << "Analysis of HTML file: " << fileName << endl; + + if (!file.open(QIODevice::ReadOnly)) { + out << " Couldn't open the file." << endl << endl << endl; + return; + } + +//! [0] + QXmlStreamReader reader(&file); +//! [0] + +//! [1] + int paragraphCount = 0; + QStringList links; + QString title; + while (!reader.atEnd()) { + reader.readNext(); + if (reader.isStartElement()) { + if (reader.name() == "title") + title = reader.readElementText(); + else if(reader.name() == "a") + links.append(reader.attributes().value("href").toString()); + else if(reader.name() == "p") + ++paragraphCount; + } + } +//! [1] + +//! [2] + if (reader.hasError()) { + out << " The HTML file isn't well-formed: " << reader.errorString() + << endl << endl << endl; + return; + } +//! [2] + + out << " Title: \"" << title << "\"" << endl + << " Number of paragraphs: " << paragraphCount << endl + << " Number of links: " << links.size() << endl + << " Showing first few links:" << endl; + + while(links.size() > 5) + links.removeLast(); + + foreach(QString link, links) + out << " " << link << endl; + out << endl << endl; +} + +int main(int argc, char **argv) +{ + // intialize QtCore application + QCoreApplication app(argc, argv); + + // get a list of all html files in the current directory + QStringList filter; + filter << "*.htm"; + filter << "*.html"; + QStringList htmlFiles = QDir::current().entryList(filter, QDir::Files); + + QTextStream out(stdout); + + if (htmlFiles.isEmpty()) { + out << "No html files available."; + return 1; + } + + // parse each html file and write the result to file/stream + foreach(QString file, htmlFiles) + parseHtmlFile(out, file); + + return 0; +} |