X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/43e8916ff3fd271e55c9daa6660cb8ea5ff7efe6..1f65137f8de90aba96242d5e44b00dfd0efa4b67:/docs/latex/wx/filename.tex

diff --git a/docs/latex/wx/filename.tex b/docs/latex/wx/filename.tex
index 27ced29111..3239145221 100644
--- a/docs/latex/wx/filename.tex
+++ b/docs/latex/wx/filename.tex
@@ -73,36 +73,55 @@ state and \helpref{IsOk}{wxfilenameisok} returns {\tt false} for it.
 File names can be case-sensitive or not, the function\rtfsp
 \helpref{IsCaseSensitive}{wxfilenameiscasesensitive} allows to determine this.
 
-The rules for determining if the file name is absolute or relative also depends
-on the file name format and the only portable way to answer to this question is
-to use \helpref{IsAbsolute}{wxfilenameisabsolute} method. To ensure that the
-filename is absolute you may use \helpref{MakeAbsolute}{wxfilenamemakeabsolute}.
-There is also an inverse function 
-\helpref{MakeRelativeTo}{wxfilenamemakerelativeto} which undoes what
-\helpref{Normalize(wxPATH\_NORM\_DOTS)}{wxfilenamenormalize} does.
+The rules for determining whether the file name is absolute or relative also
+depend on the file name format and the only portable way to answer this
+question is to use \helpref{IsAbsolute}{wxfilenameisabsolute} or\rtfsp
+\helpref{IsRelative}{wxfilenameisrelative} method. Note that on Windows, "X:"
+refers to the current working directory on drive X. Therefore, a wxFileName
+instance constructed from for example "X:dir/file.ext" treats the portion 
+beyond drive separator as being relative to that directory.
+
+To ensure that the filename is absolute, you may use\rtfsp
+\helpref{MakeAbsolute}{wxfilenamemakeabsolute}. There is also an inverse
+function \helpref{MakeRelativeTo}{wxfilenamemakerelativeto} which undoes
+what \helpref{Normalize(wxPATH\_NORM\_DOTS)}{wxfilenamenormalize} does.
 
 Other functions returning information about the file format provided by this
 class are \helpref{GetVolumeSeparator}{wxfilenamegetvolumeseparator},\rtfsp
 \helpref{IsPathSeparator}{wxfilenameispathseparator}.
 
-\helpref{IsRelative}{wxfilenameisrelative}
-
 
 \membersection{File name construction}\label{filenameconstruction}
 
-TODO.
+You can initialize a wxFileName instance using one of the following functions:
+
+\helpref{wxFileName constructors}{wxfilenamewxfilename}\\
+\helpref{Assign}{wxfilenameassign}\\
+\helpref{AssignCwd}{wxfilenameassigncwd}\\
+\helpref{AssignDir}{wxfilenameassigndir}\\
+\helpref{AssignHomeDir}{wxfilenameassignhomedir}\\
+\helpref{AssignHomeTempFileName}{wxfilenameassigntempfilename}\\
+\helpref{operator $=$}{wxfilenameoperatorassign}
 
 
 \membersection{File tests}\label{filetests}
 
-Before doing the other tests you should use \helpref{IsOk}{wxfilenameisok} to
-verify that the filename is well defined. If it is, 
-\helpref{FileExists}{wxfilenamefileexists} can be used to test if a file with
-such name exists and \helpref{DirExists}{wxfilenamedirexists} - if a directory
-with this name exists.
+Before doing other tests, you should use \helpref{IsOk}{wxfilenameisok} to
+verify that the filename is well defined. If it is,\rtfsp
+\helpref{FileExists}{wxfilenamefileexists} can be used to test whether a file
+with such name exists and \helpref{DirExists}{wxfilenamedirexists} can be used
+to test for directory existence.
 
 File names should be compared using \helpref{SameAs}{wxfilenamesameas} method
-or \helpref{$==$}{wxfilenameoperatorequal}.
+or \helpref{operator $==$}{wxfilenameoperatorequal}.
+
+For testing basic access modes, you can use:
+
+\helpref{IsDirWritable}{wxfilenameisdirwritable}\\
+\helpref{IsDirReadable}{wxfilenameisdirreadable}\\
+\helpref{IsFileWritable}{wxfilenameisfilewritable}\\
+\helpref{IsFileReadable}{wxfilenameisfilereadable}\\
+\helpref{IsFileExecutable}{wxfilenameisfileexecutable}
 
 
 \membersection{File name components}\label{filenamecomponents}
@@ -429,7 +448,12 @@ Returns the last time the file was last modified.
 
 \constfunc{wxString}{GetName}{\void}
 
-Returns the name part of the filename.
+Returns the name part of the filename (without extension).
+
+\wxheading{See also}
+
+\helpref{GetFullName}{wxfilenamegetfullname}
+
 
 
 \membersection{wxFileName::GetPath}\label{wxfilenamegetpath}
@@ -487,6 +511,17 @@ same as \helpref{GetPathSeparators}{wxfilenamegetpathseparators} except for VMS
 path format where $]$ is used at the end of the path part.
 
 
+\membersection{wxFileName::GetPathWithSep}\label{wxfilenamegetpathwithsep}
+
+\constfunc{wxString}{GetPathWithSep}{\param{wxPathFormat }{format = wxPATH\_NATIVE}}
+
+Returns the path with the trailing separator, useful for appending the name to
+the given path.
+
+This is the same as calling \helpref{GetPath}{wxfilenamegetpath}
+\texttt{(wxPATH\_GET\_VOLUME | wxPATH\_GET\_SEPARATOR, format)}.
+
+
 \membersection{wxFileName::GetShortPath}\label{wxfilenamegetshortpath}
 
 \constfunc{wxString}{GetShortPath}{\void}
@@ -494,6 +529,40 @@ path format where $]$ is used at the end of the path part.
 Return the short form of the path (returns identity on non-Windows platforms).
 
 
+\membersection{wxFileName::GetSize}\label{wxfilenamegetsize}
+
+\constfunc{wxULongLong}{GetSize}{\void}
+
+\func{static wxULongLong}{GetSize}{\param{const wxString\& }{filename}}
+
+Returns the size of this file (first form) or the size of the given file (second form).
+If the file does not exist or its size could not be read (because e.g. the file is locked
+by another process) the returned value is {\tt wxInvalidSize}.
+
+
+\membersection{wxFileName::GetHumanReadableSize}\label{wxfilenamegethumanreadablesize}
+
+\constfunc{wxString}{GetHumanReadableSize}{\param{const wxString\& }{failmsg = "Not available"}, \param{int }{precision = 1}}
+
+\func{static wxString}{GetHumanReadableSize}{\param{const wxULongLong\& }{bytes}, \param{const wxString\& }{nullsize = "Not available"}, \param{int }{precision = 1}}
+
+Returns the size of this file (first form) or the given number of bytes (second form)
+in a human-readable form.
+
+If the size could not be retrieved the {\tt failmsg} string is returned (first form).
+If {\tt bytes} is {\tt wxInvalidSize} or zero, then {\tt nullsize} is returned (second form).
+
+In case of success, the returned string is a floating-point number with {\tt precision} decimal digits
+followed by the size unit (B, kB, MB, GB, TB: respectively bytes, kilobytes, megabytes, gigabytes, terabytes).
+
+
+\membersection{wxFileName::GetTempDir}\label{wxfilenamegettempdir}
+
+\func{static wxString}{GetTempDir}{\void}
+
+Returns the directory used for temporary files.
+
+
 \membersection{wxFileName::GetTimes}\label{wxfilenamegettimes}
 
 \constfunc{bool}{GetTimes}{\param{wxDateTime* }{dtAccess}, \param{wxDateTime* }{dtMod}, \param{wxDateTime* }{dtCreate}}
@@ -573,6 +642,56 @@ Returns {\tt true} if this filename is absolute.
 Returns {\tt true} if the file names of this type are case-sensitive.
 
 
+\membersection{wxFileName::IsDirReadable}\label{wxfilenameisdirreadable}
+
+\constfunc{bool}{IsDirReadable}{\void}
+
+\func{static bool}{IsDirReadable}{\param{const wxString\& }{dir}}
+
+Returns {\tt true} if the directory component of this instance (or given \arg{dir})
+is an existing directory and this process has read permissions on it.
+Read permissions on a directory mean that you can list the directory contents but it
+doesn't imply that you have read permissions on the files contained.
+
+
+\membersection{wxFileName::IsDirWritable}\label{wxfilenameisdirwritable}
+
+\constfunc{bool}{IsDirWritable}{\void}
+
+\func{static bool}{IsDirWritable}{\param{const wxString\& }{dir}}
+
+Returns {\tt true} if the directory component of this instance (or given \arg{dir})
+is an existing directory and this process has write permissions on it.
+Write permissions on a directory mean that you can create new files in the directory.
+
+
+\membersection{wxFileName::IsFileExecutable}\label{wxfilenameisfileexecutable}
+
+\constfunc{bool}{IsFileExecutable}{\void}
+
+\func{static bool}{IsFileExecutable}{\param{const wxString\& }{file}}
+
+Returns {\tt true} if a file with this name exists and if this process has execute permissions on it.
+
+
+\membersection{wxFileName::IsFileReadable}\label{wxfilenameisfilereadable}
+
+\constfunc{bool}{IsFileReadable}{\void}
+
+\func{static bool}{IsFileReadable}{\param{const wxString\& }{file}}
+
+Returns {\tt true} if a file with this name exists and if this process has read permissions on it.
+
+
+\membersection{wxFileName::IsFileWritable}\label{wxfilenameisfilewritable}
+
+\constfunc{bool}{IsFileWritable}{\void}
+
+\func{static bool}{IsFileWritable}{\param{const wxString\& }{file}}
+
+Returns {\tt true} if a file with this name exists and if this process has write permissions on it.
+
+
 \membersection{wxFileName::IsOk}\label{wxfilenameisok}
 
 \constfunc{bool}{IsOk}{\void}
@@ -696,20 +815,25 @@ any or-combination of the following constants:
 
 \begin{twocollist}
 \twocolitem{{\bf wxPATH\_NORM\_ENV\_VARS}}{replace env vars with their values}
-\twocolitem{{\bf wxPATH\_NORM\_DOTS}}{squeeze all .. and . and prepend cwd}
-\twocolitem{{\bf wxPATH\_NORM\_TILDE}}{Unix only: replace ~ and ~user}
-\twocolitem{{\bf wxPATH\_NORM\_CASE}}{if filesystem is case insensitive, transform to tolower case}
-\twocolitem{{\bf wxPATH\_NORM\_ABSOLUTE}}{make the path absolute}
+\twocolitem{{\bf wxPATH\_NORM\_DOTS}}{squeeze all .. and . when possible; if there are too many .. and thus they cannot be all removed, \false will be returned}
+\twocolitem{{\bf wxPATH\_NORM\_CASE}}{if filesystem is case insensitive, transform to lower case}
+\twocolitem{{\bf wxPATH\_NORM\_ABSOLUTE}}{make the path absolute prepending \arg{cwd}}
 \twocolitem{{\bf wxPATH\_NORM\_LONG}}{make the path the long form}
 \twocolitem{{\bf wxPATH\_NORM\_SHORTCUT}}{resolve if it is a shortcut (Windows only)}
+\twocolitem{{\bf wxPATH\_NORM\_TILDE}}{replace ~ and ~user (Unix only)}
 \twocolitem{{\bf wxPATH\_NORM\_ALL}}{all of previous flags except \texttt{wxPATH\_NORM\_CASE}}
 \end{twocollist}
 }%
 
 \docparam{cwd}{If not empty, this directory will be used instead of current
-working directory in normalization.}
+working directory in normalization (see wxPATH\_NORM\_ABSOLUTE).}
 
-\docparam{format}{The file name format, native by default.}
+\docparam{format}{The file name format to use when processing the paths, native by default.}
+
+
+\wxheading{Return value}
+
+\true if normalization was successfully or \false otherwise.
 
 
 \membersection{wxFileName::PrependDir}\label{wxfilenameprependdir}
@@ -802,7 +926,11 @@ The full name is the file name and extension (but without the path).
 
 \func{void}{SetName}{\param{const wxString\& }{name}}
 
-Sets the name.
+Sets the name part (without extension).
+
+\wxheading{See also}
+
+\helpref{SetFullName}{wxfilenamesetfullname}
 
 
 \membersection{wxFileName::SetTimes}\label{wxfilenamesettimes}
