+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_DIRCTRL_CHANGED, wxTreeEvent );
+
+#define wx__DECLARE_DIRCTRL_EVT(evt, id, fn) \
+ wx__DECLARE_EVT1(wxEVT_COMMAND_DIRCTRL_ ## evt, id, wxTreeEventHandler(fn))
+
+#define EVT_DIRCTRL_CHANGED(id, fn) wx__DECLARE_DIRCTRL_EVT(CHANGED, id, fn)
+