|  | Home · All Namespaces · All Classes · Main Classes · Grouped Classes · Modules · Functions |

# main.cpp Example File
xml/xmlstreamlint/main.cpp

     /****************************************************************************
     **
     ** Copyright (C) 1992-2008 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.
     **
     ** 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.
     **
     ****************************************************************************/

     #include <QCoreApplication>
     #include <QFile>
     #include <QStringList>
     #include <QTextStream>
     #include <QXmlStreamReader>

     /*
      This class exists for the solve purpose of creating a translation context.
     */
     class XmlStreamLint
     {
     public:
         Q_DECLARE_TR_FUNCTIONS(XmlStreamLint)
     };

     int main(int argc, char *argv[])
     {
         enum ExitCode
         {
             Success,
             ParseFailure,
             ArgumentError,
             WriteError,
             FileFailure
         };

         QCoreApplication app(argc, argv);

         QTextStream errorStream(stderr);

         if (argc != 2)
         {
             errorStream << XmlStreamLint::tr(
                            "Usage: xmlstreamlint <path to XML file>\n");
             return ArgumentError;
         }

         QString inputFilePath(QCoreApplication::arguments().at(1));
         QFile inputFile(inputFilePath);

         if (!QFile::exists(inputFilePath))
         {
             errorStream << XmlStreamLint::tr(
                            "File %1 does not exist.\n").arg(inputFilePath);
             return FileFailure;

         } else if (!inputFile.open(QIODevice::ReadOnly)) {
             errorStream << XmlStreamLint::tr(
                            "Failed to open file %1.\n").arg(inputFilePath);
             return FileFailure;
         }

         QFile outputFile;
         if (!outputFile.open(stdout, QIODevice::WriteOnly))
         {
             errorStream << XmlStreamLint::tr("Failed to open stdout.");
             return WriteError;
         }

         QXmlStreamReader reader(&inputFile);
         QXmlStreamWriter writer(&outputFile);

         while (!reader.atEnd())
         {
             reader.readNext();

             if (reader.error())
             {
                 errorStream << XmlStreamLint::tr(
                                "Error: %1 in file %2 at line %3, column %4.\n").arg(
                                    reader.errorString(), inputFilePath,
                                    QString::number(reader.lineNumber()),
                                    QString::number(reader.columnNumber()));
                 return ParseFailure;

             } else
                 writer.writeCurrentToken(reader);
         }

         return Success;
     }