+#if wxUSE_HELP
+
+// set helptext for a particular item
+void wxRadioBoxBase::SetItemHelpText(unsigned int n, const wxString& helpText)
+{
+ wxCHECK_RET( n < GetCount(), _T("Invalid item index") );
+
+ if ( m_itemsHelpTexts.empty() )
+ {
+ // once-only initialization of the array: reserve space for all items
+ m_itemsHelpTexts.Add(wxEmptyString, GetCount());
+ }
+
+ m_itemsHelpTexts[n] = helpText;
+}