// Purpose: interface of wxFileName
// Author: wxWidgets team
// RCS-ID: $Id$
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
wxPATH_MAX //!< Not a valid value for specifying path format
};
+/**
+ Different conventions for human readable sizes.
+
+ @see wxFileName::GetHumanReadableSize().
+
+ @since 2.9.1
+*/
+enum wxSizeConvention
+{
+ /// 1024 bytes = 1KB.
+ wxSIZE_CONV_TRADITIONAL,
+
+ /// 1024 bytes = 1KiB.
+ wxSIZE_CONV_IEC,
+
+ /// 1000 bytes = 1KB.
+ wxSIZE_CONV_SI
+};
+
/**
The kind of normalization to do with the file name: these values can be
wxFileName::IsDirReadable() use wxFileName::GetPath() whereas methods dealing
with file names like wxFileName::IsFileReadable() use wxFileName::GetFullPath().
- If it is not known wether a string contains a directory name or a complete
+ If it is not known whether a string contains a directory name or a complete
file name (such as when interpreting user input) you need to use the static
function wxFileName::DirExists() (or its identical variants wxDir::Exists() and
wxDirExists()) and construct the wxFileName instance accordingly.
wxPathFormat format = wxPATH_NATIVE);
/**
- Creates the file name from volumne, path, name and extension.
+ Creates the file name from volume, path, name and extension.
*/
void Assign(const wxString& volume, const wxString& path,
const wxString& name,
wxPathFormat format = wxPATH_NATIVE);
/**
- Creates the file name from volumne, path, name and extension.
+ Creates the file name from volume, path, name and extension.
*/
void Assign(const wxString& volume, const wxString& path,
const wxString& name,
bool DirExists() const;
/**
- Returns @true if the directory with this name exists.
+ Returns @true if the directory with name @a dir exists.
*/
static bool DirExists(const wxString& dir);
bool FileExists() const;
/**
- Returns @true if the file with this name exists.
+ Returns @true if the file with name @a file exists.
@see DirExists()
*/
*/
static wxString GetHomeDir();
+ //@{
/**
- Returns the size of the file in a human-readable form.
-
- If the size could not be retrieved the @c failmsg string
- is returned. In case of success, the returned string is
- a floating-point number with @c precision decimal digits
- followed by the size unit (B, kB, MB, GB, TB: respectively
- bytes, kilobytes, megabytes, gigabytes, terabytes).
- */
- wxString GetHumanReadableSize(const wxString& failmsg = "Not available",
- int precision = 1) const;
-
- /**
- Returns the size of the given number of bytes in a human-readable form.
-
- If @a bytes is ::wxInvalidSize or zero, then @a nullsize is returned.
-
- In case of success, the returned string is a floating-point number with
- @a precision decimal digits followed by the size unit (B, kB, MB, GB,
- TB: respectively bytes, kilobytes, megabytes, gigabytes, terabytes).
- */
- static wxString GetHumanReadableSize(const wxULongLong& bytes,
- const wxString& nullsize = "Not available",
- int precision = 1);
+ Returns the representation of the file size in a human-readable form.
+
+ In the first version, the size of this file is used. In the second one,
+ the specified size @a bytes is used.
+
+ If the file size could not be retrieved or @a bytes is ::wxInvalidSize
+ or zero, the @c failmsg string is returned.
+
+ Otherwise the returned string is a floating-point number with @c
+ precision decimal digits followed by the abbreviation of the unit used.
+ By default the traditional, although incorrect, convention of using SI
+ units for multiples of 1024 is used, i.e. returned string will use
+ suffixes of B, KB, MB, GB, TB for bytes, kilobytes, megabytes,
+ gigabytes and terabytes respectively. With the IEC convention the names
+ of the units are changed to B, KiB, MiB, GiB and TiB for bytes,
+ kibibytes, mebibytes, gibibytes and tebibytes. Finally, with SI
+ convention the same B, KB, MB, GB and TB suffixes are used but in their
+ correct SI meaning, i.e. as multiples of 1000 and not 1024.
+
+ Support for the different size conventions is new in wxWidgets 2.9.1,
+ in previous versions only the traditional convention was implemented.
+ */
+ wxString
+ GetHumanReadableSize(const wxString& failmsg = _("Not available"),
+ int precision = 1,
+ wxSizeConvention conv = wxSIZE_CONV_TRADITIONAL) const;
+
+ static wxString
+ GetHumanReadableSize(const wxULongLong& bytes,
+ const wxString& nullsize = _("Not available"),
+ int precision = 1,
+ wxSizeConvention conv = wxSIZE_CONV_TRADITIONAL);
+ //@}
/**
Return the long form of the path (returns identity on non-Windows platforms).
Don't include the trailing separator in the returned string. This is
the default (the value of this flag is 0) and exists only for symmetry
with wxPATH_GET_SEPARATOR.
+
+ @note If the path is a toplevel one (e.g. @c "/" on Unix or @c "C:\" on
+ Windows), then the returned path will contain trailing separator
+ even with @c wxPATH_NO_SEPARATOR.
*/
wxString GetPath(int flags = wxPATH_GET_VOLUME,
wxPathFormat format = wxPATH_NATIVE) const;
int flags = 0);
/**
- Normalize the path. With the default flags value, the path will be
- made absolute, without any ".." and "." and all environment
- variables will be expanded in it.
+ Normalize the path.
+
+ With the default flags value, the path will be made absolute, without
+ any ".." and "." and all environment variables will be expanded in it.
+
+ Notice that in some rare cases normalizing a valid path may result in
+ an invalid wxFileName object. E.g. normalizing "./" path using
+ wxPATH_NORM_DOTS but not wxPATH_NORM_ABSOLUTE will result in a
+ completely empty and thus invalid object. As long as there is a non
+ empty file name the result of normalization will be valid however.
@param flags
The kind of normalization to do with the file name. It can be
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