Better fix

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

diff --git a/include/wx/setup_inc.h b/include/wx/setup_inc.h
index 44a5fbb79c67454e4d8b6fa2bf25c0f1e31d8295..7cd3ef5538ed070bc4bd85370e3ae9d99caf467e 100644 (file)
--- a/include/wx/setup_inc.h
+++ b/include/wx/setup_inc.h
@@ -251,6 +251,22 @@
 // Recommended setting: 1 as setting it to 0 disables many other things
 #define wxUSE_STREAMS       1
 
+// This is not a real option but is used as the default value for
+// wxUSE_STD_IOSTREAM and wxUSE_STD_STRING.
+//
+// Currently the Digital Mars and Watcom compilers come without standard C++
+// library headers by default, wxUSE_STD_STRING can be set to 1 if you do have
+// them (e.g. from STLPort).
+//
+// VC++ 5.0 does include standard C++ library headers, however they produce
+// many warnings that can't be turned off when compiled at warning level 4.
+#if defined(__DMC__) || defined(__WATCOMC__) \
+        || (defined(_MSC_VER) && _MSC_VER < 1200)
+    #define wxUSE_STD_DEFAULT  0
+#else
+    #define wxUSE_STD_DEFAULT  1
+#endif
+
 // Use standard C++ streams if 1 instead of wx streams in some places. If
 // disabled (default), wx streams are used everywhere and wxWidgets doesn't
 // depend on the standard streams library.
@@ -263,24 +279,15 @@
 // Recommended setting: 1 if you use the standard streams anyhow and so
 //                      dependency on the standard streams library is not a
 //                      problem
-#define wxUSE_STD_IOSTREAM  0
+#define wxUSE_STD_IOSTREAM  wxUSE_STD_DEFAULT
 
 // Enable conversion to standard C++ string if 1.
 //
 // Default is 1 for most compilers.
 //
-// Currently the Digital Mars and Watcom compilers come without standard C++
-// library headers by default, wxUSE_STD_STRING can be set to 1 if you do have
-// them (e.g. from STLPort).
-//
-// VC++ 5.0 does include standard C++ library header, however they produce
-// many warnings that can't be turned off when compiled at warning level 4.
-#if defined(__DMC__) || defined(__WATCOMC__) \
-        || (defined(_MSC_VER) && _MSC_VER < 1200)
-    #define wxUSE_STD_STRING  0
-#else
-    #define wxUSE_STD_STRING  1
-#endif
+// Recommended setting: 1 unless you want to ensure your program doesn't use
+//                      the standard C++ library at all.
+#define wxUSE_STD_STRING  wxUSE_STD_DEFAULT
 
 // Support for positional parameters (e.g. %1$d, %2$s ...) in wxVsnprintf.
 // Note that if the system's implementation does not support positional
@@ -1189,14 +1196,15 @@
 #define REMOVE_UNUSED_ARG   1
 
 // VC++ 4.2 and above allows <iostream> and <iostream.h> but you can't mix
-// them. Set to 1 for <iostream.h>, 0 for <iostream>. Note that VC++ 7.1
-// and later doesn't support wxUSE_IOSTREAMH == 1 and so <iostream> will be
-// used anyhow.
+// them. Set this option to 1 to use <iostream.h>, 0 to use <iostream>.
 //
-// Default is 1.
+// Note that newer compilers (including VC++ 7.1 and later) don't support
+// wxUSE_IOSTREAMH == 1 and so <iostream> will be used anyhow.
+//
+// Default is 0.
 //
-// Recommended setting: whatever your compiler likes more
-#define wxUSE_IOSTREAMH     1
+// Recommended setting: 0, only set to 1 if you use a really old compiler
+#define wxUSE_IOSTREAMH     0
 
 // ----------------------------------------------------------------------------
 // image format support