Applied patch [ 587450 ] Scoped Smart pointers and docs

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

diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index 188d6394a82ec223e1c7090a0ef05040f89e5c33..d36cd706ec79a83c212282a6803e7b5f4bd4fe86 100644 (file)
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -67,6 +67,7 @@ the corresponding topic.
 \helpref{wxError}{wxerror}\\
 \helpref{wxExecute}{wxexecute}\\
 \helpref{wxExit}{wxexit}\\
+\helpref{wxEXPLICIT}{wxexplicit}\\
 \helpref{wxFAIL\_MSG}{wxfailmsg}\\
 \helpref{wxFAIL}{wxfail}\\
 \helpref{wxFatalError}{wxfatalerror}\\
@@ -1385,11 +1386,13 @@ The application must check for an empty return value (the user pressed
 Cancel). For example:
 
 \begin{verbatim}
-const wxString& s = wxFileSelector("Choose a file to open");
-if (s)
+wxString filename = wxFileSelector("Choose a file to open");
+if ( !filename.empty() )
 {
-  ...
+    // work with the file
+    ...
 }
+//else: cancelled by user
 \end{verbatim}
 
 \wxheading{Include files}
@@ -2098,6 +2101,13 @@ The clipboard must have previously been opened for this call to succeed.
 
 \section{Miscellaneous functions}\label{miscellany}
 
+\membersection{wxEXPLICIT}\label{wxexplicit}
+
+{\tt wxEXPLICIT} is a macro which expands to the C++ {\tt explicit} keyword if
+the compiler supports it or nothing otherwise. Thus, it can be used even in the
+code which might have to be compiled with an old compiler without support for
+this language feature but still take advantage of it when it is available.
+
 \membersection{::wxNewId}\label{wxnewid}
 
 \func{long}{wxNewId}{\void}