+Returns {\tt true} if this filename is not absolute.
+
+
+\membersection{wxFileName::IsDir}\label{wxfilenameisdir}
+
+\constfunc{bool}{IsDir}{\void}
+
+Returns {\tt true} if this object represents a directory, {\tt false} otherwise
+(i.e. if it is a file). Note that this method doesn't test whether the
+directory or file really exists, you should use
+\helpref{DirExists}{wxfilenamedirexists} or
+\helpref{FileExists}{wxfilenamefileexists} for this.
+
+\membersection{wxFileName::MacFindDefaultTypeAndCreator}\label{wxfilenamemacfinddefaulttypeandcreator}
+
+\func{static bool}{MacFindDefaultTypeAndCreator}{\param{const wxString\& }{ext}, \param{wxUint32* }{type}, \param{wxUint32* }{creator}}
+
+On Mac OS, gets the common type and creator for the given extension.
+
+\membersection{wxFileName::MacRegisterDefaultTypeAndCreator}\label{wxfilenamemacregisterdefaulttypeandcreator}
+
+\func{static void}{MacRegisterDefaultTypeAndCreator}{\param{const wxString\& }{ext}, \param{wxUint32 }{type}, \param{wxUint32 }{creator}}
+
+On Mac OS, registers application defined extensions and their default type and creator.
+
+\membersection{wxFileName::MacSetDefaultTypeAndCreator}\label{wxfilenamemacsetdefaulttypeandcreator}
+
+\func{bool}{MacSetDefaultTypeAndCreator}{\void}
+
+On Mac OS, looks up the appropriate type and creator from the registration and then sets it.