// check that the page index is valid
#define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount())
-
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
-
BEGIN_EVENT_TABLE(wxNotebook, wxBookCtrlBase)
EVT_NOTEBOOK_PAGE_CHANGED(wxID_ANY, wxNotebook::OnSelChange)