src/corelib/io/qdir.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 QDIR_H
       
    43 #define QDIR_H
       
    44 
       
    45 #include <QtCore/qstring.h>
       
    46 #include <QtCore/qfileinfo.h>
       
    47 #include <QtCore/qstringlist.h>
       
    48 #include <QtCore/qscopedpointer.h>
       
    49 
       
    50 QT_BEGIN_HEADER
       
    51 
       
    52 QT_BEGIN_NAMESPACE
       
    53 
       
    54 QT_MODULE(Core)
       
    55 
       
    56 class QDirPrivate;
       
    57 
       
    58 class Q_CORE_EXPORT QDir
       
    59 {
       
    60 protected:
       
    61     QScopedPointer<QDirPrivate> d_ptr;
       
    62 private:
       
    63     Q_DECLARE_PRIVATE(QDir)
       
    64 public:
       
    65     enum Filter { Dirs        = 0x001,
       
    66                   Files       = 0x002,
       
    67                   Drives      = 0x004,
       
    68                   NoSymLinks  = 0x008,
       
    69                   AllEntries  = Dirs | Files | Drives,
       
    70                   TypeMask    = 0x00f,
       
    71 #ifdef QT3_SUPPORT
       
    72                   All         = AllEntries,
       
    73 #endif
       
    74 
       
    75                   Readable    = 0x010,
       
    76                   Writable    = 0x020,
       
    77                   Executable  = 0x040,
       
    78                   PermissionMask    = 0x070,
       
    79 #ifdef QT3_SUPPORT
       
    80                   RWEMask     = 0x070,
       
    81 #endif
       
    82 
       
    83                   Modified    = 0x080,
       
    84                   Hidden      = 0x100,
       
    85                   System      = 0x200,
       
    86                  
       
    87                   AccessMask  = 0x3F0,
       
    88 
       
    89                   AllDirs       = 0x400,
       
    90                   CaseSensitive = 0x800,
       
    91                   NoDotAndDotDot = 0x1000,
       
    92 
       
    93                   NoFilter = -1
       
    94 #ifdef QT3_SUPPORT
       
    95                   ,DefaultFilter = NoFilter
       
    96 #endif
       
    97     };
       
    98     Q_DECLARE_FLAGS(Filters, Filter)
       
    99 #ifdef QT3_SUPPORT
       
   100     typedef Filters FilterSpec;
       
   101 #endif
       
   102 
       
   103     enum SortFlag { Name        = 0x00,
       
   104                     Time        = 0x01,
       
   105                     Size        = 0x02,
       
   106                     Unsorted    = 0x03,
       
   107                     SortByMask  = 0x03,
       
   108 
       
   109                     DirsFirst   = 0x04,
       
   110                     Reversed    = 0x08,
       
   111                     IgnoreCase  = 0x10,
       
   112                     DirsLast    = 0x20,
       
   113                     LocaleAware = 0x40, 
       
   114                     Type        = 0x80,
       
   115                     NoSort = -1
       
   116 #ifdef QT3_SUPPORT
       
   117                   ,DefaultSort = NoSort
       
   118 #endif
       
   119     };
       
   120     Q_DECLARE_FLAGS(SortFlags, SortFlag)
       
   121 
       
   122     QDir(const QDir &);
       
   123     QDir(const QString &path = QString());
       
   124     QDir(const QString &path, const QString &nameFilter,
       
   125          SortFlags sort = SortFlags(Name | IgnoreCase), Filters filter = AllEntries);
       
   126     ~QDir();
       
   127 
       
   128     QDir &operator=(const QDir &);
       
   129     QDir &operator=(const QString &path);
       
   130 
       
   131     void setPath(const QString &path);
       
   132     QString path() const;
       
   133     QString absolutePath() const;
       
   134     QString canonicalPath() const;
       
   135 
       
   136     static void addResourceSearchPath(const QString &path);
       
   137 
       
   138     static void setSearchPaths(const QString &prefix, const QStringList &searchPaths);
       
   139     static void addSearchPath(const QString &prefix, const QString &path);
       
   140     static QStringList searchPaths(const QString &prefix);
       
   141 
       
   142     QString dirName() const;
       
   143     QString filePath(const QString &fileName) const;
       
   144     QString absoluteFilePath(const QString &fileName) const;
       
   145     QString relativeFilePath(const QString &fileName) const;
       
   146 
       
   147 #ifdef QT_DEPRECATED
       
   148     QT_DEPRECATED static QString convertSeparators(const QString &pathName);
       
   149 #endif
       
   150     static QString toNativeSeparators(const QString &pathName);
       
   151     static QString fromNativeSeparators(const QString &pathName);
       
   152 
       
   153     bool cd(const QString &dirName);
       
   154     bool cdUp();
       
   155 
       
   156     QStringList nameFilters() const;
       
   157     void setNameFilters(const QStringList &nameFilters);
       
   158 
       
   159     Filters filter() const;
       
   160     void setFilter(Filters filter);
       
   161     SortFlags sorting() const;
       
   162     void setSorting(SortFlags sort);
       
   163 
       
   164     uint count() const;
       
   165     QString operator[](int) const;
       
   166 
       
   167     static QStringList nameFiltersFromString(const QString &nameFilter);
       
   168 
       
   169     QStringList entryList(Filters filters = NoFilter, SortFlags sort = NoSort) const;
       
   170     QStringList entryList(const QStringList &nameFilters, Filters filters = NoFilter,
       
   171                           SortFlags sort = NoSort) const;
       
   172 
       
   173     QFileInfoList entryInfoList(Filters filters = NoFilter, SortFlags sort = NoSort) const;
       
   174     QFileInfoList entryInfoList(const QStringList &nameFilters, Filters filters = NoFilter,
       
   175                                 SortFlags sort = NoSort) const;
       
   176 
       
   177     bool mkdir(const QString &dirName) const;
       
   178     bool rmdir(const QString &dirName) const;
       
   179     bool mkpath(const QString &dirPath) const;
       
   180     bool rmpath(const QString &dirPath) const;
       
   181 
       
   182     bool isReadable() const;
       
   183     bool exists() const;
       
   184     bool isRoot() const;
       
   185 
       
   186     static bool isRelativePath(const QString &path);
       
   187     inline static bool isAbsolutePath(const QString &path) { return !isRelativePath(path); }
       
   188     bool isRelative() const;
       
   189     inline bool isAbsolute() const { return !isRelative(); }
       
   190     bool makeAbsolute();
       
   191 
       
   192     bool operator==(const QDir &dir) const;
       
   193     inline bool operator!=(const QDir &dir) const {  return !operator==(dir); }
       
   194 
       
   195     bool remove(const QString &fileName);
       
   196     bool rename(const QString &oldName, const QString &newName);
       
   197     bool exists(const QString &name) const;
       
   198 
       
   199     static QFileInfoList drives();
       
   200 
       
   201     static QChar separator();
       
   202 
       
   203     static bool setCurrent(const QString &path);
       
   204     static inline QDir current() { return QDir(currentPath()); }
       
   205     static QString currentPath();
       
   206 
       
   207     static inline QDir home() { return QDir(homePath()); }
       
   208     static QString homePath();
       
   209     static inline QDir root() { return QDir(rootPath()); }
       
   210     static QString rootPath();
       
   211     static inline QDir temp() { return QDir(tempPath()); }
       
   212     static QString tempPath();
       
   213 
       
   214 #ifndef QT_NO_REGEXP
       
   215     static bool match(const QStringList &filters, const QString &fileName);
       
   216     static bool match(const QString &filter, const QString &fileName);
       
   217 #endif
       
   218     static QString cleanPath(const QString &path);
       
   219     void refresh() const;
       
   220 
       
   221 #ifdef QT3_SUPPORT
       
   222     typedef SortFlags SortSpec;
       
   223     inline QT3_SUPPORT QString absPath() const { return absolutePath(); }
       
   224     inline QT3_SUPPORT QString absFilePath(const QString &fileName, bool acceptAbsPath = true) const
       
   225        { Q_UNUSED(acceptAbsPath); return absoluteFilePath(fileName); }
       
   226     QT3_SUPPORT bool matchAllDirs() const;
       
   227     QT3_SUPPORT void setMatchAllDirs(bool on);
       
   228     inline QT3_SUPPORT QStringList entryList(const QString &nameFilter, Filters filters = NoFilter,
       
   229                                            SortFlags sort = NoSort) const
       
   230     { return entryList(nameFiltersFromString(nameFilter), filters, sort); }
       
   231     inline QT3_SUPPORT QFileInfoList entryInfoList(const QString &nameFilter,
       
   232                                                  Filters filters = NoFilter,
       
   233                                                  SortFlags sort = NoSort) const
       
   234     { return entryInfoList(nameFiltersFromString(nameFilter), filters, sort); }
       
   235 
       
   236     QT3_SUPPORT QString nameFilter() const;
       
   237     QT3_SUPPORT void setNameFilter(const QString &nameFilter);
       
   238 
       
   239     inline QT3_SUPPORT bool mkdir(const QString &dirName, bool acceptAbsPath) const
       
   240         { Q_UNUSED(acceptAbsPath); return mkdir(dirName); }
       
   241     inline QT3_SUPPORT bool rmdir(const QString &dirName, bool acceptAbsPath) const
       
   242         { Q_UNUSED(acceptAbsPath); return rmdir(dirName); }
       
   243 
       
   244     inline QT3_SUPPORT void convertToAbs() { makeAbsolute(); }
       
   245     inline QT3_SUPPORT static QString currentDirPath() { return currentPath(); }
       
   246     inline QT3_SUPPORT static QString homeDirPath() { return homePath(); }
       
   247     inline QT3_SUPPORT static QString rootDirPath() { return rootPath(); }
       
   248     inline QT3_SUPPORT static QString cleanDirPath(const QString &name) { return cleanPath(name); }
       
   249 #endif
       
   250 };
       
   251 
       
   252 Q_DECLARE_OPERATORS_FOR_FLAGS(QDir::Filters)
       
   253 Q_DECLARE_OPERATORS_FOR_FLAGS(QDir::SortFlags)
       
   254 
       
   255 #ifndef QT_NO_DEBUG_STREAM
       
   256 class QDebug;
       
   257 Q_CORE_EXPORT QDebug operator<<(QDebug debug, QDir::Filters filters);
       
   258 Q_CORE_EXPORT QDebug operator<<(QDebug debug, const QDir &dir);
       
   259 #endif
       
   260 
       
   261 QT_END_NAMESPACE
       
   262 
       
   263 QT_END_HEADER
       
   264 
       
   265 #endif // QDIR_H