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documented WX_PRECOMP

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@34374 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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Vadim Zeitlin
2005-05-27 16:20:10 +00:00
parent 12d85b0e02
commit d5df691802
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7
docs/latex/wx/cppconst.tex
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@@ -153,6 +153,13 @@ also \helpref{wxCHECK\_VERSION}{wxcheckversion}}
\twocolitem{wxUSE\_XXX}{if defined as $1$, feature XXX is active
(the symbols of this form are always defined, use \#if and not \#ifdef to test
for them)}
\twocolitem{WX\_PRECOMP}{is defined if precompiled headers (PCH) are in use. In
this case, \texttt{wx/wxprec.h} includes \texttt{wx/wx.h} which, in turn,
includes a number of wxWidgets headers thus making it unnecessary to include
them explicitly. However if this is not defined, you do need to include them
and so the usual idiom which allows to support both cases is to first include
\texttt{wx/wxprec.h} and then, inside \texttt{#ifndef WX\_PRECOMP}, individual
headers you need.}
\twocolitem{\_UNICODE and UNICODE}{both are defined if wxUSE\_UNICODE is set to $1$}
\twocolitem{wxUSE\_GUI}{this particular feature test macro is defined to $1$
when compiling or using the library with the GUI features activated, if it is