include/wx/filename.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/filename.h
   3 // Purpose:     wxFileName - encapsulates a file path
   4 // Author:      Robert Roebling, Vadim Zeitlin
   5 // Modified by:
   6 // Created:     28.12.00
   7 // Copyright:   (c) 2000 Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef   _WX_FILENAME_H_
  12 #define   _WX_FILENAME_H_
  13
  14 #include "wx/arrstr.h"
  15 #include "wx/filefn.h"
  16 #include "wx/datetime.h"
  17 #include "wx/intl.h"
  18 #include "wx/longlong.h"
  19 #include "wx/file.h"
  20
  21 #if wxUSE_FILE
  22 class WXDLLIMPEXP_FWD_BASE wxFile;
  23 #endif
  24
  25 #if wxUSE_FFILE
  26 class WXDLLIMPEXP_FWD_BASE wxFFile;
  27 #endif
  28
  29 // this symbol is defined for the platforms where file systems use volumes in
  30 // paths
  31 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
  32     #define wxHAS_FILESYSTEM_VOLUMES
  33 #endif
  34
  35 // ----------------------------------------------------------------------------
  36 // constants
  37 // ----------------------------------------------------------------------------
  38
  39 // the various values for the path format: this mainly affects the path
  40 // separator but also whether or not the path has the drive part (as under
  41 // Windows)
  42 enum wxPathFormat
  43 {
  44     wxPATH_NATIVE = 0,      // the path format for the current platform
  45     wxPATH_UNIX,
  46     wxPATH_BEOS = wxPATH_UNIX,
  47     wxPATH_MAC,
  48     wxPATH_DOS,
  49     wxPATH_WIN = wxPATH_DOS,
  50     wxPATH_OS2 = wxPATH_DOS,
  51     wxPATH_VMS,
  52
  53     wxPATH_MAX // Not a valid value for specifying path format
  54 };
  55
  56 // different conventions that may be used with GetHumanReadableSize()
  57 enum wxSizeConvention
  58 {
  59     wxSIZE_CONV_TRADITIONAL,  // 1024 bytes = 1 KB
  60     wxSIZE_CONV_IEC,          // 1024 bytes = 1 KiB
  61     wxSIZE_CONV_SI            // 1000 bytes = 1 KB
  62 };
  63
  64 // the kind of normalization to do with the file name: these values can be
  65 // or'd together to perform several operations at once
  66 enum wxPathNormalize
  67 {
  68     wxPATH_NORM_ENV_VARS = 0x0001,  // replace env vars with their values
  69     wxPATH_NORM_DOTS     = 0x0002,  // squeeze all .. and .
  70     wxPATH_NORM_TILDE    = 0x0004,  // Unix only: replace ~ and ~user
  71     wxPATH_NORM_CASE     = 0x0008,  // if case insensitive => tolower
  72     wxPATH_NORM_ABSOLUTE = 0x0010,  // make the path absolute
  73     wxPATH_NORM_LONG =     0x0020,  // make the path the long form
  74     wxPATH_NORM_SHORTCUT = 0x0040,  // resolve the shortcut, if it is a shortcut
  75     wxPATH_NORM_ALL      = 0x00ff & ~wxPATH_NORM_CASE
  76 };
  77
  78 // what exactly should GetPath() return?
  79 enum
  80 {
  81     wxPATH_NO_SEPARATOR  = 0x0000,  // for symmetry with wxPATH_GET_SEPARATOR
  82     wxPATH_GET_VOLUME    = 0x0001,  // include the volume if applicable
  83     wxPATH_GET_SEPARATOR = 0x0002   // terminate the path with the separator
  84 };
  85
  86 // Mkdir flags
  87 enum
  88 {
  89     wxPATH_MKDIR_FULL    = 0x0001   // create directories recursively
  90 };
  91
  92 // Rmdir flags
  93 enum
  94 {
  95     wxPATH_RMDIR_FULL       = 0x0001,  // delete with subdirectories if empty
  96     wxPATH_RMDIR_RECURSIVE  = 0x0002   // delete all recursively (dangerous!)
  97 };
  98
  99 // FileExists flags
 100 enum
 101 {
 102     wxFILE_EXISTS_REGULAR   = 0x0001,  // check for existence of a regular file
 103     wxFILE_EXISTS_DIR       = 0x0002,  // check for existence of a directory
 104     wxFILE_EXISTS_SYMLINK   = 0x1004,  // check for existence of a symbolic link;
 105                                        // also sets wxFILE_EXISTS_NO_FOLLOW as
 106                                        // it would never be satisfied otherwise
 107     wxFILE_EXISTS_DEVICE    = 0x0008,  // check for existence of a device
 108     wxFILE_EXISTS_FIFO      = 0x0016,  // check for existence of a FIFO
 109     wxFILE_EXISTS_SOCKET    = 0x0032,  // check for existence of a socket
 110                                        // gap for future types
 111     wxFILE_EXISTS_NO_FOLLOW = 0x1000,  // don't dereference a contained symlink
 112     wxFILE_EXISTS_ANY       = 0x1FFF   // check for existence of anything
 113 };
 114
 115 #if wxUSE_LONGLONG
 116 // error code of wxFileName::GetSize()
 117 extern WXDLLIMPEXP_DATA_BASE(const wxULongLong) wxInvalidSize;
 118 #endif // wxUSE_LONGLONG
 119
 120
 121
 122 // ----------------------------------------------------------------------------
 123 // wxFileName: encapsulates a file path
 124 // ----------------------------------------------------------------------------
 125
 126 class WXDLLIMPEXP_BASE wxFileName
 127 {
 128 public:
 129     // constructors and assignment
 130
 131         // the usual stuff
 132     wxFileName() { Clear(); }
 133     wxFileName(const wxFileName& filepath) { Assign(filepath); }
 134
 135         // from a full filename: if it terminates with a '/', a directory path
 136         // is contructed (the name will be empty), otherwise a file name and
 137         // extension are extracted from it
 138     wxFileName( const wxString& fullpath, wxPathFormat format = wxPATH_NATIVE )
 139         { Assign( fullpath, format ); m_dontFollowLinks = false; }
 140
 141         // from a directory name and a file name
 142     wxFileName(const wxString& path,
 143                const wxString& name,
 144                wxPathFormat format = wxPATH_NATIVE)
 145         { Assign(path, name, format); m_dontFollowLinks = false; }
 146
 147         // from a volume, directory name, file base name and extension
 148     wxFileName(const wxString& volume,
 149                const wxString& path,
 150                const wxString& name,
 151                const wxString& ext,
 152                wxPathFormat format = wxPATH_NATIVE)
 153         { Assign(volume, path, name, ext, format); m_dontFollowLinks = false; }
 154
 155         // from a directory name, file base name and extension
 156     wxFileName(const wxString& path,
 157                const wxString& name,
 158                const wxString& ext,
 159                wxPathFormat format = wxPATH_NATIVE)
 160         { Assign(path, name, ext, format); m_dontFollowLinks = false; }
 161
 162         // the same for delayed initialization
 163
 164     void Assign(const wxFileName& filepath);
 165
 166     void Assign(const wxString& fullpath,
 167                 wxPathFormat format = wxPATH_NATIVE);
 168
 169     void Assign(const wxString& volume,
 170                 const wxString& path,
 171                 const wxString& name,
 172                 const wxString& ext,
 173                 bool hasExt,
 174                 wxPathFormat format = wxPATH_NATIVE);
 175
 176     void Assign(const wxString& volume,
 177                 const wxString& path,
 178                 const wxString& name,
 179                 const wxString& ext,
 180                 wxPathFormat format = wxPATH_NATIVE)
 181         { Assign(volume, path, name, ext, !ext.empty(), format); }
 182
 183     void Assign(const wxString& path,
 184                 const wxString& name,
 185                 wxPathFormat format = wxPATH_NATIVE);
 186
 187     void Assign(const wxString& path,
 188                 const wxString& name,
 189                 const wxString& ext,
 190                 wxPathFormat format = wxPATH_NATIVE);
 191
 192     void AssignDir(const wxString& dir, wxPathFormat format = wxPATH_NATIVE);
 193
 194         // assorted assignment operators
 195
 196     wxFileName& operator=(const wxFileName& filename)
 197         { if (this != &filename) Assign(filename); return *this; }
 198
 199     wxFileName& operator=(const wxString& filename)
 200         { Assign(filename); return *this; }
 201
 202         // reset all components to default, uninitialized state
 203     void Clear();
 204
 205         // static pseudo constructors
 206     static wxFileName FileName(const wxString& file,
 207                                wxPathFormat format = wxPATH_NATIVE);
 208     static wxFileName DirName(const wxString& dir,
 209                               wxPathFormat format = wxPATH_NATIVE);
 210
 211     // file tests
 212
 213         // is the filename valid at all?
 214     bool IsOk() const
 215     {
 216         // we're fine if we have the path or the name or if we're a root dir
 217         return m_dirs.size() != 0 || !m_name.empty() || !m_relative ||
 218                 !m_ext.empty() || m_hasExt;
 219     }
 220
 221         // does the file with this name exist?
 222     bool FileExists() const;
 223     static bool FileExists( const wxString &file );
 224
 225         // does the directory with this name exist?
 226     bool DirExists() const;
 227     static bool DirExists( const wxString &dir );
 228
 229         // does anything at all with this name (i.e. file, directory or some
 230         // other file system object such as a device, socket, ...) exist?
 231     bool Exists(int flags = wxFILE_EXISTS_ANY) const;
 232     static bool Exists(const wxString& path, int flags = wxFILE_EXISTS_ANY);
 233
 234
 235         // checks on most common flags for files/directories;
 236         // more platform-specific features (like e.g. Unix permissions) are not
 237         // available in wxFileName
 238
 239     bool IsDirWritable() const { return wxIsWritable(GetPath()); }
 240     static bool IsDirWritable(const wxString &path) { return wxDirExists(path) && wxIsWritable(path); }
 241
 242     bool IsDirReadable() const { return wxIsReadable(GetPath()); }
 243     static bool IsDirReadable(const wxString &path) { return wxDirExists(path) && wxIsReadable(path); }
 244
 245     // NOTE: IsDirExecutable() is not present because the meaning of "executable"
 246     //       directory is very platform-dependent and also not so useful
 247
 248     bool IsFileWritable() const { return wxIsWritable(GetFullPath()); }
 249     static bool IsFileWritable(const wxString &path) { return wxFileExists(path) && wxIsWritable(path); }
 250
 251     bool IsFileReadable() const { return wxIsReadable(GetFullPath()); }
 252     static bool IsFileReadable(const wxString &path) { return wxFileExists(path) && wxIsReadable(path); }
 253
 254     bool IsFileExecutable() const { return wxIsExecutable(GetFullPath()); }
 255     static bool IsFileExecutable(const wxString &path) { return wxFileExists(path) && wxIsExecutable(path); }
 256
 257         // set the file permissions to a combination of wxPosixPermissions enum
 258         // values
 259     bool SetPermissions(int permissions);
 260
 261
 262     // time functions
 263 #if wxUSE_DATETIME
 264         // set the file last access/mod and creation times
 265         // (any of the pointers may be NULL)
 266     bool SetTimes(const wxDateTime *dtAccess,
 267                   const wxDateTime *dtMod,
 268                   const wxDateTime *dtCreate) const;
 269
 270         // set the access and modification times to the current moment
 271     bool Touch() const;
 272
 273         // return the last access, last modification and create times
 274         // (any of the pointers may be NULL)
 275     bool GetTimes(wxDateTime *dtAccess,
 276                   wxDateTime *dtMod,
 277                   wxDateTime *dtCreate) const;
 278
 279         // convenience wrapper: get just the last mod time of the file
 280     wxDateTime GetModificationTime() const
 281     {
 282         wxDateTime dtMod;
 283         (void)GetTimes(NULL, &dtMod, NULL);
 284         return dtMod;
 285     }
 286 #endif // wxUSE_DATETIME
 287
 288 #if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON
 289     bool MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) ;
 290     bool MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) const;
 291     // gets the 'common' type and creator for a certain extension
 292     static bool MacFindDefaultTypeAndCreator( const wxString& ext , wxUint32 *type , wxUint32 *creator ) ;
 293     // registers application defined extensions and their default type and creator
 294     static void MacRegisterDefaultTypeAndCreator( const wxString& ext , wxUint32 type , wxUint32 creator ) ;
 295     // looks up the appropriate type and creator from the registration and then sets
 296     bool MacSetDefaultTypeAndCreator() ;
 297 #endif
 298
 299     // various file/dir operations
 300
 301         // retrieve the value of the current working directory
 302     void AssignCwd(const wxString& volume = wxEmptyString);
 303     static wxString GetCwd(const wxString& volume = wxEmptyString);
 304
 305         // change the current working directory
 306     bool SetCwd() const;
 307     static bool SetCwd( const wxString &cwd );
 308
 309         // get the value of user home (Unix only mainly)
 310     void AssignHomeDir();
 311     static wxString GetHomeDir();
 312
 313         // get the system temporary directory
 314     static wxString GetTempDir();
 315
 316 #if wxUSE_FILE || wxUSE_FFILE
 317         // get a temp file name starting with the specified prefix
 318     void AssignTempFileName(const wxString& prefix);
 319     static wxString CreateTempFileName(const wxString& prefix);
 320 #endif // wxUSE_FILE
 321
 322 #if wxUSE_FILE
 323         // get a temp file name starting with the specified prefix and open the
 324         // file passed to us using this name for writing (atomically if
 325         // possible)
 326     void AssignTempFileName(const wxString& prefix, wxFile *fileTemp);
 327     static wxString CreateTempFileName(const wxString& prefix,
 328                                        wxFile *fileTemp);
 329 #endif // wxUSE_FILE
 330
 331 #if wxUSE_FFILE
 332         // get a temp file name starting with the specified prefix and open the
 333         // file passed to us using this name for writing (atomically if
 334         // possible)
 335     void AssignTempFileName(const wxString& prefix, wxFFile *fileTemp);
 336     static wxString CreateTempFileName(const wxString& prefix,
 337                                        wxFFile *fileTemp);
 338 #endif // wxUSE_FFILE
 339
 340     // directory creation and removal.
 341     bool Mkdir(int perm = wxS_DIR_DEFAULT, int flags = 0) const;
 342     static bool Mkdir(const wxString &dir, int perm = wxS_DIR_DEFAULT,
 343                       int flags = 0);
 344
 345     bool Rmdir(int flags = 0) const;
 346     static bool Rmdir(const wxString &dir, int flags = 0);
 347
 348     // operations on the path
 349
 350         // normalize the path: with the default flags value, the path will be
 351         // made absolute, without any ".." and "." and all environment
 352         // variables will be expanded in it
 353         //
 354         // this may be done using another (than current) value of cwd
 355     bool Normalize(int flags = wxPATH_NORM_ALL,
 356                    const wxString& cwd = wxEmptyString,
 357                    wxPathFormat format = wxPATH_NATIVE);
 358
 359         // get a path path relative to the given base directory, i.e. opposite
 360         // of Normalize
 361         //
 362         // pass an empty string to get a path relative to the working directory
 363         //
 364         // returns true if the file name was modified, false if we failed to do
 365         // anything with it (happens when the file is on a different volume,
 366         // for example)
 367     bool MakeRelativeTo(const wxString& pathBase = wxEmptyString,
 368                         wxPathFormat format = wxPATH_NATIVE);
 369
 370         // make the path absolute
 371         //
 372         // this may be done using another (than current) value of cwd
 373     bool MakeAbsolute(const wxString& cwd = wxEmptyString,
 374                       wxPathFormat format = wxPATH_NATIVE)
 375         { return Normalize(wxPATH_NORM_DOTS | wxPATH_NORM_ABSOLUTE |
 376                            wxPATH_NORM_TILDE, cwd, format); }
 377
 378
 379     // If the path is a symbolic link (Unix-only), indicate that all
 380     // filesystem operations on this path should be performed on the link
 381     // itself and not on the file it points to, as is the case by default.
 382     //
 383     // No effect if this is not a symbolic link.
 384     void DontFollowLink()
 385     {
 386         m_dontFollowLinks = true;
 387     }
 388
 389     // If the path is a symbolic link (Unix-only), returns whether various
 390     // file operations should act on the link itself, or on its target.
 391     //
 392     // This does not test if the path is really a symlink or not.
 393     bool ShouldFollowLink() const
 394     {
 395         return !m_dontFollowLinks;
 396     }
 397
 398 #if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE
 399         // if the path is a shortcut, return the target and optionally,
 400         // the arguments
 401     bool GetShortcutTarget(const wxString& shortcutPath,
 402                            wxString& targetFilename,
 403                            wxString* arguments = NULL) const;
 404 #endif
 405
 406 #ifndef __WXWINCE__
 407         // if the path contains the value of the environment variable named envname
 408         // then this function replaces it with the string obtained from
 409         //    wxString::Format(replacementFmtString, value_of_envname_variable)
 410         //
 411         // Example:
 412         //    wxFileName fn("/usr/openwin/lib/someFile");
 413         //    fn.ReplaceEnvVariable("OPENWINHOME");
 414         //         // now fn.GetFullPath() == "$OPENWINHOME/lib/someFile"
 415     bool ReplaceEnvVariable(const wxString& envname,
 416                             const wxString& replacementFmtString = "$%s",
 417                             wxPathFormat format = wxPATH_NATIVE);
 418 #endif
 419
 420         // replaces, if present in the path, the home directory for the given user
 421         // (see wxGetHomeDir) with a tilde
 422     bool ReplaceHomeDir(wxPathFormat format = wxPATH_NATIVE);
 423
 424
 425     // Comparison
 426
 427         // compares with the rules of the given platforms format
 428     bool SameAs(const wxFileName& filepath,
 429                 wxPathFormat format = wxPATH_NATIVE) const;
 430
 431         // compare with another filename object
 432     bool operator==(const wxFileName& filename) const
 433         { return SameAs(filename); }
 434     bool operator!=(const wxFileName& filename) const
 435         { return !SameAs(filename); }
 436
 437         // compare with a filename string interpreted as a native file name
 438     bool operator==(const wxString& filename) const
 439         { return SameAs(wxFileName(filename)); }
 440     bool operator!=(const wxString& filename) const
 441         { return !SameAs(wxFileName(filename)); }
 442
 443         // are the file names of this type cases sensitive?
 444     static bool IsCaseSensitive( wxPathFormat format = wxPATH_NATIVE );
 445
 446         // is this filename absolute?
 447     bool IsAbsolute(wxPathFormat format = wxPATH_NATIVE) const;
 448
 449         // is this filename relative?
 450     bool IsRelative(wxPathFormat format = wxPATH_NATIVE) const
 451         { return !IsAbsolute(format); }
 452
 453     // Returns the characters that aren't allowed in filenames
 454     // on the specified platform.
 455     static wxString GetForbiddenChars(wxPathFormat format = wxPATH_NATIVE);
 456
 457     // Information about path format
 458
 459     // get the string separating the volume from the path for this format,
 460     // return an empty string if this format doesn't support the notion of
 461     // volumes at all
 462     static wxString GetVolumeSeparator(wxPathFormat format = wxPATH_NATIVE);
 463
 464     // get the string of path separators for this format
 465     static wxString GetPathSeparators(wxPathFormat format = wxPATH_NATIVE);
 466
 467     // get the string of path terminators, i.e. characters which terminate the
 468     // path
 469     static wxString GetPathTerminators(wxPathFormat format = wxPATH_NATIVE);
 470
 471     // get the canonical path separator for this format
 472     static wxUniChar GetPathSeparator(wxPathFormat format = wxPATH_NATIVE)
 473         { return GetPathSeparators(format)[0u]; }
 474
 475     // is the char a path separator for this format?
 476     static bool IsPathSeparator(wxChar ch, wxPathFormat format = wxPATH_NATIVE);
 477
 478     // is this is a DOS path which beings with a windows unique volume name
 479     // ('\\?\Volume{guid}\')?
 480     static bool IsMSWUniqueVolumeNamePath(const wxString& path,
 481                                           wxPathFormat format = wxPATH_NATIVE);
 482
 483     // Dir accessors
 484     size_t GetDirCount() const { return m_dirs.size(); }
 485     bool AppendDir(const wxString& dir);
 486     void PrependDir(const wxString& dir);
 487     bool InsertDir(size_t before, const wxString& dir);
 488     void RemoveDir(size_t pos);
 489     void RemoveLastDir() { RemoveDir(GetDirCount() - 1); }
 490
 491     // Other accessors
 492     void SetExt( const wxString &ext )          { m_ext = ext; m_hasExt = !m_ext.empty(); }
 493     void ClearExt()                             { m_ext.clear(); m_hasExt = false; }
 494     void SetEmptyExt()                          { m_ext.clear(); m_hasExt = true; }
 495     wxString GetExt() const                     { return m_ext; }
 496     bool HasExt() const                         { return m_hasExt; }
 497
 498     void SetName( const wxString &name )        { m_name = name; }
 499     wxString GetName() const                    { return m_name; }
 500     bool HasName() const                        { return !m_name.empty(); }
 501
 502     void SetVolume( const wxString &volume )    { m_volume = volume; }
 503     wxString GetVolume() const                  { return m_volume; }
 504     bool HasVolume() const                      { return !m_volume.empty(); }
 505
 506     // full name is the file name + extension (but without the path)
 507     void SetFullName(const wxString& fullname);
 508     wxString GetFullName() const;
 509
 510     const wxArrayString& GetDirs() const        { return m_dirs; }
 511
 512     // flags are combination of wxPATH_GET_XXX flags
 513     wxString GetPath(int flags = wxPATH_GET_VOLUME,
 514                      wxPathFormat format = wxPATH_NATIVE) const;
 515
 516     // Replace current path with this one
 517     void SetPath( const wxString &path, wxPathFormat format = wxPATH_NATIVE );
 518
 519     // Construct full path with name and ext
 520     wxString GetFullPath( wxPathFormat format = wxPATH_NATIVE ) const;
 521
 522     // Return the short form of the path (returns identity on non-Windows platforms)
 523     wxString GetShortPath() const;
 524
 525     // Return the long form of the path (returns identity on non-Windows platforms)
 526     wxString GetLongPath() const;
 527
 528     // Is this a file or directory (not necessarily an existing one)
 529     bool IsDir() const { return m_name.empty() && m_ext.empty(); }
 530
 531     // various helpers
 532
 533         // get the canonical path format for this platform
 534     static wxPathFormat GetFormat( wxPathFormat format = wxPATH_NATIVE );
 535
 536         // split a fullpath into the volume, path, (base) name and extension
 537         // (all of the pointers can be NULL)
 538     static void SplitPath(const wxString& fullpath,
 539                           wxString *volume,
 540                           wxString *path,
 541                           wxString *name,
 542                           wxString *ext,
 543                           bool *hasExt = NULL,
 544                           wxPathFormat format = wxPATH_NATIVE);
 545
 546     static void SplitPath(const wxString& fullpath,
 547                           wxString *volume,
 548                           wxString *path,
 549                           wxString *name,
 550                           wxString *ext,
 551                           wxPathFormat format)
 552     {
 553         SplitPath(fullpath, volume, path, name, ext, NULL, format);
 554     }
 555
 556         // compatibility version: volume is part of path
 557     static void SplitPath(const wxString& fullpath,
 558                           wxString *path,
 559                           wxString *name,
 560                           wxString *ext,
 561                           wxPathFormat format = wxPATH_NATIVE);
 562
 563         // split a path into volume and pure path part
 564     static void SplitVolume(const wxString& fullpathWithVolume,
 565                             wxString *volume,
 566                             wxString *path,
 567                             wxPathFormat format = wxPATH_NATIVE);
 568
 569         // strip the file extension: "foo.bar" => "foo" (but ".baz" => ".baz")
 570     static wxString StripExtension(const wxString& fullpath);
 571
 572 #ifdef wxHAS_FILESYSTEM_VOLUMES
 573         // return the string representing a file system volume, or drive
 574     static wxString GetVolumeString(char drive, int flags = wxPATH_GET_SEPARATOR);
 575 #endif // wxHAS_FILESYSTEM_VOLUMES
 576
 577     // File size
 578
 579 #if wxUSE_LONGLONG
 580         // returns the size of the given filename
 581     wxULongLong GetSize() const;
 582     static wxULongLong GetSize(const wxString &file);
 583
 584         // returns the size in a human readable form
 585     wxString
 586     GetHumanReadableSize(const wxString& nullsize = _("Not available"),
 587                          int precision = 1,
 588                          wxSizeConvention conv = wxSIZE_CONV_TRADITIONAL) const;
 589     static wxString
 590     GetHumanReadableSize(const wxULongLong& sz,
 591                          const wxString& nullsize = _("Not available"),
 592                          int precision = 1,
 593                          wxSizeConvention conv = wxSIZE_CONV_TRADITIONAL);
 594 #endif // wxUSE_LONGLONG
 595
 596
 597     // deprecated methods, don't use any more
 598     // --------------------------------------
 599
 600 #ifndef __DIGITALMARS__
 601     wxString GetPath( bool withSep, wxPathFormat format = wxPATH_NATIVE ) const
 602         { return GetPath(withSep ? wxPATH_GET_SEPARATOR : 0, format); }
 603 #endif
 604     wxString GetPathWithSep(wxPathFormat format = wxPATH_NATIVE ) const
 605         { return GetPath(wxPATH_GET_VOLUME | wxPATH_GET_SEPARATOR, format); }
 606
 607 private:
 608     // check whether this dir is valid for Append/Prepend/InsertDir()
 609     static bool IsValidDirComponent(const wxString& dir);
 610
 611     // the drive/volume/device specification (always empty for Unix)
 612     wxString        m_volume;
 613
 614     // the path components of the file
 615     wxArrayString   m_dirs;
 616
 617     // the file name and extension (empty for directories)
 618     wxString        m_name,
 619                     m_ext;
 620
 621     // when m_dirs is empty it may mean either that we have no path at all or
 622     // that our path is '/', i.e. the root directory
 623     //
 624     // we use m_relative to distinguish between these two cases, it will be
 625     // true in the former and false in the latter
 626     //
 627     // NB: the path is not absolute just because m_relative is false, it still
 628     //     needs the drive (i.e. volume) in some formats (Windows)
 629     bool            m_relative;
 630
 631     // when m_ext is empty, it may be because we don't have any extension or
 632     // because we have an empty extension
 633     //
 634     // the difference is important as file with name "foo" and without
 635     // extension has full name "foo" while with empty extension it is "foo."
 636     bool            m_hasExt;
 637
 638     // by default, symlinks are dereferenced but this flag can be set with
 639     // DontFollowLink() to change this and make different operations work on
 640     // this file path itself instead of the target of the symlink
 641     bool            m_dontFollowLinks;
 642 };
 643
 644 #endif // _WX_FILENAME_H_
 645