src/corelib/io/qfsfileengine.h
author Eckhart Koeppen <eckhart.koppen@nokia.com>
Thu, 08 Apr 2010 14:19:33 +0300
branchRCL_3
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qt:70947f0f93d948bc89b3b43d00da758a51f1ef84
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QFSFILEENGINE_H
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#define QFSFILEENGINE_H
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#include <QtCore/qabstractfileengine.h>
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#ifndef QT_NO_FSFILEENGINE
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Core)
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class QFSFileEnginePrivate;
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class Q_CORE_EXPORT QFSFileEngine : public QAbstractFileEngine
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{
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    Q_DECLARE_PRIVATE(QFSFileEngine)
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public:
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    QFSFileEngine();
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    explicit QFSFileEngine(const QString &file);
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    ~QFSFileEngine();
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    bool open(QIODevice::OpenMode openMode);
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    bool open(QIODevice::OpenMode flags, FILE *fh);
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    bool close();
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    bool flush();
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    qint64 size() const;
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    qint64 pos() const;
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    bool seek(qint64);
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    bool isSequential() const;
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    bool remove();
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    bool copy(const QString &newName);
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    bool rename(const QString &newName);
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    bool link(const QString &newName);
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    bool mkdir(const QString &dirName, bool createParentDirectories) const;
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    bool rmdir(const QString &dirName, bool recurseParentDirectories) const;
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    bool setSize(qint64 size);
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    bool caseSensitive() const;
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    bool isRelativePath() const;
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    QStringList entryList(QDir::Filters filters, const QStringList &filterNames) const;
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    FileFlags fileFlags(FileFlags type) const;
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    bool setPermissions(uint perms);
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    QString fileName(FileName file) const;
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    uint ownerId(FileOwner) const;
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    QString owner(FileOwner) const;
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    QDateTime fileTime(FileTime time) const;
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    void setFileName(const QString &file);
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    int handle() const;
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    Iterator *beginEntryList(QDir::Filters filters, const QStringList &filterNames);
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    Iterator *endEntryList();
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    qint64 read(char *data, qint64 maxlen);
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    qint64 readLine(char *data, qint64 maxlen);
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    qint64 write(const char *data, qint64 len);
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    bool extension(Extension extension, const ExtensionOption *option = 0, ExtensionReturn *output = 0);
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    bool supportsExtension(Extension extension) const;
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    //FS only!!
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    bool open(QIODevice::OpenMode flags, int fd);
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    static bool setCurrentPath(const QString &path);
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    static QString currentPath(const QString &path = QString());
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    static QString homePath();
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    static QString rootPath();
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    static QString tempPath();
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    static QFileInfoList drives();
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protected:
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    QFSFileEngine(QFSFileEnginePrivate &dd);
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};
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QT_NO_FSFILEENGINE
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#endif // QFSFILEENGINE_H