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author | axis <qt-info@nokia.com> | 2009-04-24 11:34:15 (GMT) |
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committer | axis <qt-info@nokia.com> | 2009-04-24 11:34:15 (GMT) |
commit | 8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76 (patch) | |
tree | a17e1a767a89542ab59907462206d7dcf2e504b2 /tools/qdoc3/uncompressor.cpp | |
download | Qt-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.zip Qt-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.tar.gz Qt-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.tar.bz2 |
Long live Qt for S60!
Diffstat (limited to 'tools/qdoc3/uncompressor.cpp')
-rw-r--r-- | tools/qdoc3/uncompressor.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/tools/qdoc3/uncompressor.cpp b/tools/qdoc3/uncompressor.cpp new file mode 100644 index 0000000..8f3897d --- /dev/null +++ b/tools/qdoc3/uncompressor.cpp @@ -0,0 +1,108 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the tools applications 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 qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/* + uncompressor.cpp +*/ + +#include "uncompressor.h" + +QT_BEGIN_NAMESPACE + +QList<Uncompressor *> Uncompressor::uncompressors; + + +/*! + \class Uncompressor + + \brief The Uncompressor class is a base class for classes that + know how to uncompress a certain kind of compressed file. + + The uncompressor contains a list of the filename extensions + of the file types that the uncompressor knows how to uncompress. + + It maintains a static list of all the instances of Uncompressor + that have been created. It also has a static function for searching + that list to find the uncompressor to use for uncompressing a file + with a certain extension. + */ + +/*! + The constructor takes a list of filename extensions, which it + copies and saves internally. This uncompressor is prepended + to the stack list. + */ +Uncompressor::Uncompressor( const QStringList& extensions ) + : fileExts( extensions ) +{ + uncompressors.prepend( this ); +} + +/*! + The destructor deletes all the filename extensions. + */ +Uncompressor::~Uncompressor() +{ + uncompressors.removeAll( this ); +} + +/*! + This function searches the static list of uncompressors to find the + first one that can handle \a fileName. If it finds an acceptable + uncompressor, it returns a pointer to it. Otherwise it returns null. +*/ +Uncompressor* +Uncompressor::uncompressorForFileName( const QString& fileName ) +{ + int dot = -1; + while ( (dot = fileName.indexOf(".", dot + 1)) != -1 ) { + QString ext = fileName.mid( dot + 1 ); + QList<Uncompressor *>::ConstIterator u = uncompressors.begin(); + while ( u != uncompressors.end() ) { + if ( (*u)->fileExtensions().contains(ext) ) + return *u; + ++u; + } + } + return 0; +} + +QT_END_NAMESPACE |