// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#include "wx/setup.h" // always include this file (under Unix it's generated by configure)
-#include "wx/defs.h" // compiler definitions
+// compiler detection; includes setup.h
+#include "wx/defs.h"
-// check if to use precompiled headers
-#if ((defined(__BORLANDC__) || defined(__VISUALC__) || defined(__WATCOMC__)) && defined(__WXMSW__)) || defined(__WXPM__)
+// check if to use precompiled headers: do it for most Windows compilers unless
+// explicitly disabled by defining NOPCH
+#if ((defined(__BORLANDC__) || defined(__VISUALC__) || defined(__DIGITALMARS__) || defined(__WATCOMC__)) && defined(__WXMSW__)) || defined(__VISAGECPP__) || defined(__MWERKS__)
#if !defined(NOPCH)
#define WX_PRECOMP
#endif
// For some reason, this must be defined for common dialogs to work.
#ifdef __WATCOMC__
-#define INCLUDE_COMMDLG_H 1
+ #define INCLUDE_COMMDLG_H 1
#endif
-// include the wx definitions
#ifdef WX_PRECOMP
-#ifdef __WXMSW__
-#include <windows.h>
-#include "wx/msw/winundef.h"
+// include <wx/wxchar.h> first to ensure that UNICODE macro is correctly set
+// _before_ including <windows.h>
+#include "wx/wxchar.h"
+
+// include standard Windows headers
+#if defined(__WXMSW__) && !wxUSE_MFC
+ #include "wx/msw/wrapwin.h"
#endif
+// include the most common wx headers
#include "wx/wx.h"
-
#endif // WX_PRECOMP
-