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Diffstat (limited to 'examples/xml/htmlinfo/main.cpp')
-rw-r--r-- | examples/xml/htmlinfo/main.cpp | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/examples/xml/htmlinfo/main.cpp b/examples/xml/htmlinfo/main.cpp new file mode 100644 index 0000000000..cb7ac528f0 --- /dev/null +++ b/examples/xml/htmlinfo/main.cpp @@ -0,0 +1,118 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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) +{ + // initialize 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; +} |