X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4d01e58361f8e0d9a559ae8bb1646d13e2ba9198..4eb438cf7c42d5ceaa60b55048b5d0dc36c3986b:/docs/latex/wx/function.tex

diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index 01e171f8fa..a341f54d0d 100644
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -177,6 +177,27 @@ Returns the next file that matches the path passed to \helpref{wxFindFirstFile}{
 
 See \helpref{wxFindFirstFile}{wxfindfirstfile} for an example.
 
+\membersection{::wxGetDiskSpace}\label{wxgetdiskspace}
+
+\func{bool}{wxGetDiskSpace}{\param{const wxString\& }{path}, \param{wxLongLong }{*total = NULL}, \param{wxLongLong }{*free = NULL}}
+
+This function returns the total number of bytes and number of free bytes on
+the disk containing the directory {\it path} (it should exist). Both 
+{\it total} and {\it free} parameters may be {\tt NULL} if the corresponding
+information is not needed.
+
+\wxheading{Returns}
+
+{\tt TRUE} on success, {\tt FALSE} if an error occured (for example, the
+directory doesn't exist).
+
+\wxheading{Portability}
+
+This function is implemented for Win16 (only for drives less than 2Gb), Win32,
+Mac OS and generic Unix provided the system has {\tt statfs()} function.
+
+This function first appeared in wxWindows 2.3.2.
+
 \membersection{::wxGetOSDirectory}\label{wxgetosdirectory}
 
 \func{wxString}{wxGetOSDirectory}{\void}
@@ -2437,7 +2458,7 @@ avoid using {\tt \#ifdef}s when creating bitmaps.
 
 \membersection{wxConstCast}\label{wxconstcast}
 
-\func{}{wxConstCast}{ptr, classname}
+\func{classname *}{wxConstCast}{ptr, classname}
 
 This macro expands into {\tt const\_cast<classname *>(ptr)} if the compiler
 supports {\it const\_cast} or into an old, C-style cast, otherwise.
@@ -2466,14 +2487,15 @@ In non-debug mode, this is defined as the normal new operator.
 
 \membersection{wxDynamicCast}\label{wxdynamiccast}
 
-\func{}{wxDynamicCast}{ptr, classname}
+\func{classname *}{wxDynamicCast}{ptr, classname}
 
 This macro returns the pointer {\it ptr} cast to the type {\it classname *} if
-the pointer is of this type (the check is done during the run-time) or NULL
-otherwise. Usage of this macro is preferred over obsoleted wxObject::IsKindOf()
-function.
+the pointer is of this type (the check is done during the run-time) or 
+{\tt NULL} otherwise. Usage of this macro is preferred over obsoleted
+wxObject::IsKindOf() function.
 
-The {\it ptr} argument may be NULL, in which case NULL will be returned.
+The {\it ptr} argument may be {\tt NULL}, in which case {\tt NULL} will be
+returned.
 
 Example:
 
@@ -2493,9 +2515,23 @@ Example:
 \wxheading{See also}
 
 \helpref{RTTI overview}{runtimeclassoverview}\\
+\helpref{wxDynamicCastThis}{wxdynamiccastthis}\\
 \helpref{wxConstCast}{wxconstcast}\\
 \helpref{wxStatiicCast}{wxstaticcast}
 
+\membersection{wxDynamicCastThis}\label{wxdynamiccastthis}
+
+\func{classname *}{wxDynamicCastThis}{classname}
+
+This macro is equivalent to {\tt wxDynamicCast(this, classname)} but the
+latter provokes spurious compilation warnings from some compilers (because it
+tests whether {\tt this} pointer is non {\tt NULL} which is always true), so
+this macro should be used to avoid them.
+
+\wxheading{See also}
+
+\helpref{wxDynamicCast}{wxdynamiccast}
+
 \membersection{wxICON}\label{wxiconmacro}
 
 \func{}{wxICON}{iconName}
@@ -2515,7 +2551,7 @@ avoid using {\tt \#ifdef}s when creating icons.
 
 \membersection{wxStaticCast}\label{wxstaticcast}
 
-\func{}{wxStaticCast}{ptr, classname}
+\func{classname *}{wxStaticCast}{ptr, classname}
 
 This macro checks that the cast is valid in debug mode (an assert failure will
 result if {\tt wxDynamicCast(ptr, classname) == NULL}) and then returns the
