#define wx__DECLARE_SPLITTEREVT(evt, id, fn) \
wx__DECLARE_EVT1(wxEVT_COMMAND_SPLITTER_ ## evt, id, wxSplitterEventHandler(fn))
#define wx__DECLARE_SPLITTEREVT(evt, id, fn) \
wx__DECLARE_EVT1(wxEVT_COMMAND_SPLITTER_ ## evt, id, wxSplitterEventHandler(fn))