define _HPUX_SOURCE under HP-UX, otherwise many things are not defined in standard...

[wxWidgets.git] / docs / latex / wx / tunicode.tex

diff --git a/docs/latex/wx/tunicode.tex b/docs/latex/wx/tunicode.tex
index b275ebca663aed5e31eb027c2611a633e3af9c0b..01973d69d12a7ddf2e51cef90f2ced3b815245a6 100644 (file)
--- a/docs/latex/wx/tunicode.tex
+++ b/docs/latex/wx/tunicode.tex
@@ -6,7 +6,7 @@
 %% Created:     22.09.99
 %% RCS-ID:      $Id$
 %% Copyright:   (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-%% Licence:     wxWidgets license
+%% Licence:     wxWindows license
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \section{Unicode support in wxWidgets}\label{unicode}
@@ -121,7 +121,7 @@ In wxWidgets, the code fragment from above should be written instead:
 
 What happens here? First of all, you see that there are no more {\tt \#ifdef}s
 at all. Instead, we define some types and macros which behave differently in
-the Unicode and ANSI builds and allows us to avoid using conditional
+the Unicode and ANSI builds and allow us to avoid using conditional
 compilation in the program itself.
 
 We have a {\tt wxChar} type which maps either on {\tt char} or {\tt wchar\_t} 
@@ -162,7 +162,7 @@ ANSI strings (a notable exception is the entire Win32 API which accepts either
 Unicode or ANSI strings and which thus makes it unnecessary to ever perform
 any conversions in the program). GTK 2.0 only accepts UTF-8 strings.
 
-To get a ANSI string from a wxString, you may use the 
+To get an ANSI string from a wxString, you may use the 
 mb\_str() function which always returns an ANSI
 string (independently of the mode - while the usual 
 \helpref{c\_str()}{wxstringcstr} returns a pointer to the internal
@@ -170,6 +170,20 @@ representation which is either ASCII or Unicode). More rarely used, but still
 useful, is wc\_str() function which always returns
 the Unicode string.
 
+Sometimes it is also necessary to go from ANSI strings to wxStrings.  
+In this case, you can use the converter-constructor, as follows:
+ 
+\begin{verbatim}
+   const char* ascii_str = "Some text";
+   wxString str(ascii_str, wxConvUTF8);
+\end{verbatim}
+
+This code also compiles fine under a non-Unicode build of wxWidgets,
+but in that case the converter is ignored.
+
+For more information about converters and Unicode see
+the \helpref{wxMBConv classes overview}{mbconvclasses}.
+
 % TODO describe fn_str(), wx_str(), wxCharBuf classes, ...
 
 \subsection{Unicode-related compilation settings}\label{unicodesettings}