+#if wxUSE_TOOLTIPS
+
+void wxRadioBoxBase::SetItemToolTip(unsigned int item, const wxString& text)
+{
+ wxASSERT_MSG( item < GetCount(), _T("Invalid item index") );
+
+ // extend the array to have entries for all our items on first use
+ if ( !m_itemsTooltips )
+ {
+ m_itemsTooltips = new wxToolTipArray;
+ m_itemsTooltips->resize(GetCount());
+ }
+
+ wxToolTip *tooltip = (*m_itemsTooltips)[item];
+
+ bool changed = true;
+ if ( text.empty() )
+ {
+ if ( tooltip )
+ {
+ // delete the tooltip
+ delete tooltip;
+ tooltip = NULL;
+ }
+ else // nothing to do
+ {
+ changed = false;
+ }
+ }
+ else // non empty tooltip text
+ {
+ if ( tooltip )
+ {
+ // just change the existing tooltip text, don't change the tooltip
+ tooltip->SetTip(text);
+ changed = false;
+ }
+ else // no tooltip yet
+ {
+ // create the new one
+ tooltip = new wxToolTip(text);
+ }
+ }
+
+ if ( changed )
+ {
+ (*m_itemsTooltips)[item] = tooltip;
+ DoSetItemToolTip(item, tooltip);
+ }
+}
+
+void
+wxRadioBoxBase::DoSetItemToolTip(unsigned int WXUNUSED(item),
+ wxToolTip * WXUNUSED(tooltip))
+{
+ // per-item tooltips not implemented by default
+}
+
+#endif // wxUSE_TOOLTIPS
+
+wxRadioBoxBase::~wxRadioBoxBase()
+{
+#if wxUSE_TOOLTIPS
+ if ( m_itemsTooltips )
+ {
+ const size_t n = m_itemsTooltips->size();
+ for ( size_t i = 0; i < n; i++ )
+ delete (*m_itemsTooltips)[i];
+
+ delete m_itemsTooltips;
+ }
+#endif // wxUSE_TOOLTIPS
+}
+
+#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;
+}
+
+// retrieve helptext for a particular item
+wxString wxRadioBoxBase::GetItemHelpText( unsigned int n ) const
+{
+ wxCHECK_MSG( n < GetCount(), wxEmptyString, _T("Invalid item index") );
+
+ return m_itemsHelpTexts.empty() ? wxString() : m_itemsHelpTexts[n];
+}
+
+// return help text for the item for which wxEVT_HELP was generated.
+wxString wxRadioBoxBase::DoGetHelpTextAtPoint(const wxWindow *derived,
+ const wxPoint& pt,
+ wxHelpEvent::Origin origin) const
+{
+ const int item = origin == wxHelpEvent::Origin_HelpButton
+ ? GetItemFromPoint(pt)
+ : GetSelection();
+
+ if ( item != wxNOT_FOUND )
+ {
+ wxString text = GetItemHelpText(wx_static_cast(unsigned int, item));
+ if( !text.empty() )
+ return text;
+ }
+
+ return derived->wxWindowBase::GetHelpTextAtPoint(pt, origin);
+}
+
+#endif // wxUSE_HELP
+