dc.h shouldn't include itself (patch 992933)

[wxWidgets.git] / include / wx / wxprec.h

diff --git a/include/wx/wxprec.h b/include/wx/wxprec.h
index 6f542b6a456b7d3c869e7fbb8ba1aa23631b8c81..b05ad2b35c488811672a0e97524cd920ca81d440 100644 (file)
--- a/include/wx/wxprec.h
+++ b/include/wx/wxprec.h
@@ -9,62 +9,41 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#include "wx/setup.h"   // always include this file (under Unix it's generated by configure)
-#include "wx/defs.h"    // compiler definitions
-
-// check if to use precompiled headers
-#if (defined(__BORLANDC__) || defined(__VISUALC__) || defined(__WATCOMC__)) && defined(__WXMSW__)
-    #if !NOPCH
+// compiler detection; includes setup.h
+#include "wx/defs.h"
+
+// check if to use precompiled headers: do it for most Windows compilers unless
+// explicitly disabled by defining NOPCH
+#if ( defined(__WXMSW__) && \
+       ( defined(__BORLANDC__)    || \
+         defined(__VISUALC__)     || \
+         defined(__DIGITALMARS__) || \
+         defined(__WATCOMC__) ) ) || \
+      defined(__VISAGECPP__) || \
+      defined(__MWERKS__) 
+
+    #if !defined(NOPCH)
         #define WX_PRECOMP
     #endif
 #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
-#include "wx/wx.h"
-
-// Comment this out if you don't mind slower compilation of the wxWindows
-// library
-#if !defined(__WXMAC__) && !defined(__SALFORDC__)
-#include <windows.h>
-#endif
-
-#ifdef GetClassInfo
-#undef GetClassInfo
-#endif
-
-#ifdef GetClassName
-#undef GetClassName
-#endif
-
-#ifdef DrawText
-#undef DrawText
-#endif
 
-#ifdef GetCharWidth
-#undef GetCharWidth
-#endif
+// include <wx/wxchar.h> first to ensure that UNICODE macro is correctly set
+// _before_ including <windows.h>
+#include "wx/wxchar.h"
 
-#ifdef StartDoc
-#undef StartDoc
+// include standard Windows headers
+#if defined(__WXMSW__) && !wxUSE_MFC
+    #include "wx/msw/wrapwin.h"
 #endif
 
-#ifdef FindWindow
-#undef FindWindow
-#endif
-
-#ifdef FindResource
-#undef FindResource
-#endif
-
-#ifdef LoadAccelerators
-#undef LoadAccelerators
-#endif
+// include the most common wx headers
+#include "wx/wx.h"
 
 #endif // WX_PRECOMP
-