#ifndef WX_PRECOMP
#include "wx/string.h"
+ #include "wx/math.h"
+ #if wxUSE_STREAMS
+ #include "wx/stream.h"
+ #endif
#endif
#if wxUSE_STD_IOSTREAM
#endif
#if wxUSE_STREAMS
-#include "wx/stream.h"
-#include "wx/txtstrm.h"
+ #include "wx/txtstrm.h"
#endif
#include "wx/string.h"
#include "wx/tokenzr.h"
-#include "wx/math.h"
IMPLEMENT_ABSTRACT_CLASS(wxVariantData, wxObject)