+#if wxUSE_LONGLONG_NATIVE
+
+template<> inline wxVariant WXVARIANT( const wxLongLong_t& value )
+{
+ wxVariant variant;
+ variant << wxLongLong(value);
+ return variant;
+}
+
+template<> inline wxVariant WXVARIANT( const wxULongLong_t& value )
+{
+ wxVariant variant;
+ variant << wxULongLong(value);
+ return variant;
+}
+
+WXDLLIMPEXP_PROPGRID wxLongLong_t& operator << ( wxLongLong_t &value, const wxVariant &variant );
+WXDLLIMPEXP_PROPGRID wxULongLong_t& operator << ( wxULongLong_t &value, const wxVariant &variant );
+
+#endif // wxUSE_LONGLONG_NATIVE
+