+// Allows Vetoing
+bool wxNotebookTabView::OnTabPreActivate(int activateId, int deactivateId)
+{
+ bool retval = TRUE;
+
+ if (m_notebook)
+ {
+ wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_notebook->GetId());
+
+#if defined (__WIN16__)
+ int activatePos = activateId;
+ int deactivatePos = deactivateId;
+#else
+ // Translate from wxTabView's ids (which aren't position-dependent)
+ // to wxNotebook's (which are).
+ wxNotebookPage* pActive = (wxNotebookPage*) activateId;
+ wxNotebookPage* pDeactive = (wxNotebookPage*) deactivateId;
+
+ int activatePos = m_notebook->FindPagePosition(pActive);
+ int deactivatePos = m_notebook->FindPagePosition(pDeactive);
+
+#endif
+ event.SetEventObject(m_notebook);
+ event.SetSelection(activatePos);
+ event.SetOldSelection(deactivatePos);
+ if (m_notebook->GetEventHandler()->ProcessEvent(event))
+ {
+ retval = event.IsAllowed();
+ }
+ }
+ return retval;
+}