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src/qt/include/qfileinfo.h
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00001 /****************************************************************************
00002 ** $Id: qt/qfileinfo.h   3.3.8   edited Jan 11 14:38 $
00003 **
00004 ** Definition of QFileInfo class
00005 **
00006 ** Created : 950628
00007 **
00008 ** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
00009 **
00010 ** This file is part of the tools module of the Qt GUI Toolkit.
00011 **
00012 ** This file may be distributed under the terms of the Q Public License
00013 ** as defined by Trolltech ASA of Norway and appearing in the file
00014 ** LICENSE.QPL included in the packaging of this file.
00015 **
00016 ** This file may be distributed and/or modified under the terms of the
00017 ** GNU General Public License version 2 as published by the Free Software
00018 ** Foundation and appearing in the file LICENSE.GPL included in the
00019 ** packaging of this file.
00020 **
00021 ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
00022 ** licenses may use this file in accordance with the Qt Commercial License
00023 ** Agreement provided with the Software.
00024 **
00025 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
00026 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
00027 **
00028 ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
00029 **   information about Qt Commercial License Agreements.
00030 ** See http://www.trolltech.com/qpl/ for QPL licensing information.
00031 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
00032 **
00033 ** Contact info@trolltech.com if any conditions of this licensing are
00034 ** not clear to you.
00035 **
00036 **********************************************************************/
00037 
00038 #ifndef QFILEINFO_H
00039 #define QFILEINFO_H
00040 
00041 #ifndef QT_H
00042 #include "qfile.h"
00043 #include "qdatetime.h"
00044 #endif // QT_H
00045 
00046 
00047 class QDir;
00048 struct QFileInfoCache;
00049 template <class T> class QDeepCopy;
00050 
00051 
00052 class Q_EXPORT QFileInfo
00053 {
00054 public:
00055     enum PermissionSpec {
00056         ReadOwner = 04000, WriteOwner = 02000, ExeOwner = 01000,
00057         ReadUser  = 00400, WriteUser  = 00200, ExeUser  = 00100,
00058         ReadGroup = 00040, WriteGroup = 00020, ExeGroup = 00010,
00059         ReadOther = 00004, WriteOther = 00002, ExeOther = 00001 };
00060 
00061     QFileInfo();
00062     QFileInfo( const QString &file );
00063     QFileInfo( const QFile & );
00064 #ifndef QT_NO_DIR
00065     QFileInfo( const QDir &, const QString &fileName );
00066 #endif
00067     QFileInfo( const QFileInfo & );
00068    ~QFileInfo();
00069 
00070     QFileInfo  &operator=( const QFileInfo & );
00071 
00072     void        setFile( const QString &file );
00073     void        setFile( const QFile & );
00074 #ifndef QT_NO_DIR
00075     void        setFile( const QDir &, const QString &fileName );
00076 #endif
00077     bool        exists()        const;
00078     void        refresh()       const;
00079     bool        caching()       const;
00080     void        setCaching( bool );
00081 
00082     QString     filePath()      const;
00083     QString     fileName()      const;
00084 #ifndef QT_NO_DIR //###
00085     QString     absFilePath()   const;
00086 #endif
00087     QString     baseName( bool complete = FALSE ) const;
00088     QString     extension( bool complete = TRUE ) const;
00089 
00090 #ifndef QT_NO_DIR //###
00091     QString     dirPath( bool absPath = FALSE ) const;
00092 #endif
00093 #ifndef QT_NO_DIR
00094     QDir        dir( bool absPath = FALSE )     const;
00095 #endif
00096     bool        isReadable()    const;
00097     bool        isWritable()    const;
00098     bool        isExecutable()  const;
00099     bool        isHidden()      const;
00100 
00101 #ifndef QT_NO_DIR //###
00102     bool        isRelative()    const;
00103     bool        convertToAbs();
00104 #endif
00105 
00106     bool        isFile()        const;
00107     bool        isDir()         const;
00108     bool        isSymLink()     const;
00109 
00110     QString     readLink()      const;
00111 
00112     QString     owner()         const;
00113     uint        ownerId()       const;
00114     QString     group()         const;
00115     uint        groupId()       const;
00116 
00117     bool        permission( int permissionSpec ) const;
00118 
00119 #if (QT_VERSION-0 >= 0x040000)
00120 #error "QFileInfo::size() should return QIODevice::Offset instead of uint"
00121 #elif defined(QT_ABI_QT4)
00122     QIODevice::Offset size()    const;
00123 #else
00124     uint        size()          const;
00125 #endif
00126 
00127     QDateTime   created()       const;
00128     QDateTime   lastModified()  const;
00129     QDateTime   lastRead()      const;
00130 
00131 private:
00132     void        doStat() const;
00133     static void slashify( QString & );
00134     static void makeAbs( QString & );
00135 
00136     QString     fn;
00137     QFileInfoCache *fic;
00138     bool        cache;
00139 #if defined(Q_OS_UNIX)
00140     bool        symLink;
00141 #endif
00142 
00143     void detach();
00144     friend class QDeepCopy< QFileInfo >;
00145 };
00146 
00147 
00148 inline bool QFileInfo::caching() const
00149 {
00150     return cache;
00151 }
00152 
00153 
00154 #endif // QFILEINFO_H
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