| /**************************************************************************** |
| ** |
| ** 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 QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** 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 1.1, 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. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QFILE_H |
| #define QFILE_H |
| |
| #include <QtCore/qiodevice.h> |
| #include <QtCore/qstring.h> |
| #include <stdio.h> |
| |
| #ifdef open |
| #error qfile.h must be included before any header file that defines open |
| #endif |
| |
| QT_BEGIN_HEADER |
| |
| QT_BEGIN_NAMESPACE |
| |
| QT_MODULE(Core) |
| |
| class QAbstractFileEngine; |
| class QFilePrivate; |
| |
| class Q_CORE_EXPORT QFile : public QIODevice |
| { |
| #ifndef QT_NO_QOBJECT |
| Q_OBJECT |
| #endif |
| Q_DECLARE_PRIVATE(QFile) |
| |
| public: |
| |
| enum FileError { |
| NoError = 0, |
| ReadError = 1, |
| WriteError = 2, |
| FatalError = 3, |
| ResourceError = 4, |
| OpenError = 5, |
| AbortError = 6, |
| TimeOutError = 7, |
| UnspecifiedError = 8, |
| RemoveError = 9, |
| RenameError = 10, |
| PositionError = 11, |
| ResizeError = 12, |
| PermissionsError = 13, |
| CopyError = 14 |
| #ifdef QT3_SUPPORT |
| , ConnectError = 30 |
| #endif |
| }; |
| |
| enum Permission { |
| ReadOwner = 0x4000, WriteOwner = 0x2000, ExeOwner = 0x1000, |
| ReadUser = 0x0400, WriteUser = 0x0200, ExeUser = 0x0100, |
| ReadGroup = 0x0040, WriteGroup = 0x0020, ExeGroup = 0x0010, |
| ReadOther = 0x0004, WriteOther = 0x0002, ExeOther = 0x0001 |
| }; |
| Q_DECLARE_FLAGS(Permissions, Permission) |
| |
| QFile(); |
| QFile(const QString &name); |
| #ifndef QT_NO_QOBJECT |
| explicit QFile(QObject *parent); |
| QFile(const QString &name, QObject *parent); |
| #endif |
| ~QFile(); |
| |
| FileError error() const; |
| void unsetError(); |
| |
| QString fileName() const; |
| void setFileName(const QString &name); |
| |
| typedef QByteArray (*EncoderFn)(const QString &fileName); |
| typedef QString (*DecoderFn)(const QByteArray &localfileName); |
| static QByteArray encodeName(const QString &fileName); |
| static QString decodeName(const QByteArray &localFileName); |
| inline static QString decodeName(const char *localFileName) |
| { return decodeName(QByteArray(localFileName)); } |
| static void setEncodingFunction(EncoderFn); |
| static void setDecodingFunction(DecoderFn); |
| |
| bool exists() const; |
| static bool exists(const QString &fileName); |
| |
| QString readLink() const; |
| static QString readLink(const QString &fileName); |
| inline QString symLinkTarget() const { return readLink(); } |
| inline static QString symLinkTarget(const QString &fileName) { return readLink(fileName); } |
| |
| bool remove(); |
| static bool remove(const QString &fileName); |
| |
| bool rename(const QString &newName); |
| static bool rename(const QString &oldName, const QString &newName); |
| |
| bool link(const QString &newName); |
| static bool link(const QString &oldname, const QString &newName); |
| |
| bool copy(const QString &newName); |
| static bool copy(const QString &fileName, const QString &newName); |
| |
| bool isSequential() const; |
| |
| bool open(OpenMode flags); |
| bool open(FILE *f, OpenMode flags); |
| bool open(int fd, OpenMode flags); |
| virtual void close(); |
| |
| qint64 size() const; |
| qint64 pos() const; |
| bool seek(qint64 offset); |
| bool atEnd() const; |
| bool flush(); |
| |
| bool resize(qint64 sz); |
| static bool resize(const QString &filename, qint64 sz); |
| |
| Permissions permissions() const; |
| static Permissions permissions(const QString &filename); |
| bool setPermissions(Permissions permissionSpec); |
| static bool setPermissions(const QString &filename, Permissions permissionSpec); |
| |
| int handle() const; |
| |
| enum MemoryMapFlags { |
| NoOptions = 0 |
| }; |
| |
| uchar *map(qint64 offset, qint64 size, MemoryMapFlags flags = NoOptions); |
| bool unmap(uchar *address); |
| |
| virtual QAbstractFileEngine *fileEngine() const; |
| |
| #ifdef QT3_SUPPORT |
| typedef Permission PermissionSpec; |
| inline QT3_SUPPORT QString name() const { return fileName(); } |
| inline QT3_SUPPORT void setName(const QString &aName) { setFileName(aName); } |
| inline QT3_SUPPORT bool open(OpenMode aFlags, FILE *f) { return open(f, aFlags); } |
| inline QT3_SUPPORT bool open(OpenMode aFlags, int fd) { return open(fd, aFlags); } |
| #endif |
| |
| protected: |
| #ifdef QT_NO_QOBJECT |
| QFile(QFilePrivate &dd); |
| #else |
| QFile(QFilePrivate &dd, QObject *parent = 0); |
| #endif |
| |
| qint64 readData(char *data, qint64 maxlen); |
| qint64 writeData(const char *data, qint64 len); |
| qint64 readLineData(char *data, qint64 maxlen); |
| |
| private: |
| Q_DISABLE_COPY(QFile) |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QFile::Permissions) |
| |
| QT_END_NAMESPACE |
| |
| QT_END_HEADER |
| |
| #endif // QFILE_H |