src/corelib/io/qfileinfo.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the QtCore module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef QFILEINFO_H
       
    43 #define QFILEINFO_H
       
    44 
       
    45 #include <QtCore/qfile.h>
       
    46 #include <QtCore/qlist.h>
       
    47 #include <QtCore/qscopedpointer.h>
       
    48 
       
    49 QT_BEGIN_HEADER
       
    50 
       
    51 QT_BEGIN_NAMESPACE
       
    52 
       
    53 QT_MODULE(Core)
       
    54 
       
    55 class QDir;
       
    56 class QDateTime;
       
    57 class QFileInfoPrivate;
       
    58 
       
    59 class Q_CORE_EXPORT QFileInfo
       
    60 {
       
    61 public:
       
    62     QFileInfo();
       
    63     QFileInfo(const QString &file);
       
    64     QFileInfo(const QFile &file);
       
    65     QFileInfo(const QDir &dir, const QString &file);
       
    66     QFileInfo(const QFileInfo &fileinfo);
       
    67     ~QFileInfo();
       
    68 
       
    69     QFileInfo &operator=(const QFileInfo &fileinfo);
       
    70     bool operator==(const QFileInfo &fileinfo); // 5.0 - remove me
       
    71     bool operator==(const QFileInfo &fileinfo) const;
       
    72     inline bool operator!=(const QFileInfo &fileinfo) { return !(operator==(fileinfo)); } // 5.0 - remove me
       
    73     inline bool operator!=(const QFileInfo &fileinfo) const { return !(operator==(fileinfo)); }
       
    74 
       
    75     void setFile(const QString &file);
       
    76     void setFile(const QFile &file);
       
    77     void setFile(const QDir &dir, const QString &file);
       
    78     bool exists() const;
       
    79     void refresh();
       
    80 
       
    81     QString filePath() const;
       
    82     QString absoluteFilePath() const;
       
    83     QString canonicalFilePath() const;
       
    84     QString fileName() const;
       
    85     QString baseName() const;
       
    86     QString completeBaseName() const;
       
    87     QString suffix() const;
       
    88     QString bundleName() const;
       
    89     QString completeSuffix() const;
       
    90 
       
    91     QString path() const;
       
    92     QString absolutePath() const;
       
    93     QString canonicalPath() const;
       
    94     QDir dir() const;
       
    95     QDir absoluteDir() const;
       
    96 
       
    97     bool isReadable() const;
       
    98     bool isWritable() const;
       
    99     bool isExecutable() const;
       
   100     bool isHidden() const;
       
   101 
       
   102     bool isRelative() const;
       
   103     inline bool isAbsolute() const { return !isRelative(); }
       
   104     bool makeAbsolute();
       
   105 
       
   106     bool isFile() const;
       
   107     bool isDir() const;
       
   108     bool isSymLink() const;
       
   109     bool isRoot() const;
       
   110     bool isBundle() const;
       
   111 
       
   112     QString readLink() const;
       
   113     inline QString symLinkTarget() const { return readLink(); }
       
   114 
       
   115     QString owner() const;
       
   116     uint ownerId() const;
       
   117     QString group() const;
       
   118     uint groupId() const;
       
   119 
       
   120     bool permission(QFile::Permissions permissions) const;
       
   121     QFile::Permissions permissions() const;
       
   122 
       
   123     qint64 size() const;
       
   124 
       
   125     QDateTime created() const;
       
   126     QDateTime lastModified() const;
       
   127     QDateTime lastRead() const;
       
   128 
       
   129     void detach();
       
   130 
       
   131     bool caching() const;
       
   132     void setCaching(bool on);
       
   133 
       
   134 #ifdef QT3_SUPPORT
       
   135     enum Permission {
       
   136         ReadOwner = QFile::ReadOwner, WriteOwner = QFile::WriteOwner, ExeOwner = QFile::ExeOwner,
       
   137         ReadUser  = QFile::ReadUser,  WriteUser  = QFile::WriteUser,  ExeUser  = QFile::ExeUser,
       
   138         ReadGroup = QFile::ReadGroup, WriteGroup = QFile::WriteGroup, ExeGroup = QFile::ExeGroup,
       
   139         ReadOther = QFile::ReadOther, WriteOther = QFile::WriteOther, ExeOther = QFile::ExeOther
       
   140     };
       
   141     Q_DECLARE_FLAGS(PermissionSpec, Permission)
       
   142 
       
   143     inline QT3_SUPPORT QString baseName(bool complete) {
       
   144         if(complete)
       
   145             return completeBaseName();
       
   146         return baseName();
       
   147     }
       
   148     inline QT3_SUPPORT QString extension(bool complete = true) const {
       
   149         if(complete)
       
   150             return completeSuffix();
       
   151         return suffix();
       
   152     }
       
   153     inline QT3_SUPPORT QString absFilePath() const { return absoluteFilePath(); }
       
   154 
       
   155     inline QT3_SUPPORT QString dirPath(bool absPath = false) const {
       
   156         if(absPath)
       
   157             return absolutePath();
       
   158         return path();
       
   159     }
       
   160     QT3_SUPPORT QDir dir(bool absPath) const;
       
   161     inline QT3_SUPPORT bool convertToAbs() { return makeAbsolute(); }
       
   162 #if !defined(Q_NO_TYPESAFE_FLAGS)
       
   163     inline QT3_SUPPORT bool permission(PermissionSpec permissions) const
       
   164     { return permission(QFile::Permissions(static_cast<int>(permissions))); }
       
   165 #endif
       
   166 #endif
       
   167 
       
   168 protected:
       
   169     QScopedPointer<QFileInfoPrivate> d_ptr;
       
   170 private:
       
   171     Q_DECLARE_PRIVATE(QFileInfo)
       
   172 };
       
   173 Q_DECLARE_TYPEINFO(QFileInfo, Q_MOVABLE_TYPE);
       
   174 
       
   175 #ifdef QT3_SUPPORT
       
   176 Q_DECLARE_OPERATORS_FOR_FLAGS(QFileInfo::PermissionSpec)
       
   177 #endif
       
   178 
       
   179 typedef QList<QFileInfo> QFileInfoList;
       
   180 #ifdef QT3_SUPPORT
       
   181 typedef QList<QFileInfo>::Iterator QFileInfoListIterator;
       
   182 #endif
       
   183 
       
   184 QT_END_NAMESPACE
       
   185 
       
   186 QT_END_HEADER
       
   187 
       
   188 #endif // QFILEINFO_H