+#if !defined( __VISUALC__ )
+
+template<class T>
+class WXDLLIMPEXP_BASE wxList_SortFunction
+{
+public:
+ wxList_SortFunction(wxSortCompareFunction f) : m_f(f) { }
+ bool operator()(const T& i1, const T& i2)
+ { return m_f((T*)&i1, (T*)&i2) < 0; }
+private:
+ wxSortCompareFunction m_f;
+};
+
+#define WX_LIST_SORTFUNCTION( elT, f ) wxList_SortFunction<elT>(f)
+#define VC6_WORKAROUND(elT, liT, decl)
+
+#else // if defined( __VISUALC__ )
+
+#define WX_LIST_SORTFUNCTION( elT, f ) std::greater<elT>( f )
+#define VC6_WORKAROUND(elT, liT, decl) \
+ decl liT; \
+ \
+ /* Workaround for broken VC6 STL incorrectly requires a std::greater<> */ \
+ /* to be passed into std::list::sort() */ \
+ template <> \
+ struct std::greater<elT> \
+ { \
+ private: \
+ wxSortCompareFunction m_CompFunc; \
+ public: \
+ greater( wxSortCompareFunction compfunc = NULL ) \
+ : m_CompFunc( compfunc ) {} \
+ bool operator()(const elT X, const elT Y) const \
+ { \
+ return m_CompFunc ? \
+ ( m_CompFunc( X, Y ) < 0 ) : \
+ ( X > Y ); \
+ } \
+ };
+
+#endif // defined( __VISUALC__ )
+
+#define WX_DECLARE_LIST_XO(elT, liT, decl) \
+ VC6_WORKAROUND(elT, liT, decl) \