Merged 47182 from svn trunk:

Make wxCocoa compile in 64-bit mode.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@47415 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/defs.h

@@ -2419,6 +2419,36 @@ typedef void*       WXDisplay;
 
 #ifdef __WXCOCOA__
 
+/* Definitions of 32-bit/64-bit types
+ * These are typedef'd exactly the same way in newer OS X headers so
+ * redefinition when real headers are included should not be a problem.  If
+ * it is, the types are being defined wrongly here.
+ * The purpose of these types is so they can be used from public wx headers.
+ * and also because the older (pre-Leopard) headers don't define them.
+ */
+
+/* NOTE: We don't pollute namespace with CGFLOAT_MIN/MAX/IS_DOUBLE macros
+ * since they are unlikely to be needed in a public header.
+ */
+#if defined(__LP64__) && __LP64__
+	typedef double CGFloat;
+#else
+	typedef float CGFloat;
+#endif
+
+#if (defined(__LP64__) && __LP64__) || (defined(NS_BUILD_32_LIKE_64) && NS_BUILD_32_LIKE_64)
+typedef long NSInteger;
+typedef unsigned long NSUInteger;
+#else
+typedef int NSInteger;
+typedef unsigned int NSUInteger;
+#endif
+
+/* Objective-C type declarations.
+ * These are to be used in public headers in lieu of NSSomething* because
+ * Objective-C class names are not available in C/C++ code.
+ */
+
 /*  NOTE: This ought to work with other compilers too, but I'm being cautious */
 #if (defined(__GNUC__) && defined(__APPLE__)) || defined(__MWERKS__)
 /* It's desirable to have type safety for Objective-C(++) code as it does