+class WXDLLIMPEXP_FWD_CORE wxColourPickerEvent;
+
+extern WXDLLEXPORT_DATA(const char) wxColourPickerWidgetNameStr[];
+extern WXDLLEXPORT_DATA(const char) wxColourPickerCtrlNameStr[];
+
+// show the colour in HTML form (#AABBCC) as colour button label
+#define wxCLRBTN_SHOW_LABEL 100
+
+// the default style
+#define wxCLRBTN_DEFAULT_STYLE (wxCLRBTN_SHOW_LABEL)