+ wxCHECK_RET( IsCheckable() && !IsSeparator(), wxT("only checkable items may be checked") );
+
+ if ( m_isChecked != bDoCheck )
+ {
+ if ( GetKind() == wxITEM_RADIO )
+ {
+ if ( bDoCheck )
+ {
+ wxMenuItemBase::Check( bDoCheck ) ;
+ UpdateItemStatus() ;
+
+ // get the index of this item in the menu
+ const wxMenuItemList& items = m_parentMenu->GetMenuItems();
+ int pos = items.IndexOf(this);
+ wxCHECK_RET( pos != wxNOT_FOUND,
+ _T("menuitem not found in the menu items list?") );
+
+ // get the radio group range
+ int start, end;
+
+ if ( m_isRadioGroupStart )
+ {
+ // we already have all information we need
+ start = pos;
+ end = m_radioGroup.end;
+ }
+ else // next radio group item
+ {
+ // get the radio group end from the start item
+ start = m_radioGroup.start;
+ end = items.Item(start)->GetData()->m_radioGroup.end;
+ }
+
+ // also uncheck all the other items in this radio group
+ wxMenuItemList::compatibility_iterator node = items.Item(start);
+ for ( int n = start; n <= end && node; n++ )
+ {
+ if ( n != pos )
+ ((wxMenuItem*)node->GetData())->UncheckRadio();
+
+ node = node->GetNext();
+ }
+ }
+ }
+ else
+ {
+ wxMenuItemBase::Check( bDoCheck ) ;
+ UpdateItemStatus() ;
+ }
+ }
+}
+
+void wxMenuItem::SetItemLabel(const wxString& text)
+{
+ // don't do anything if label didn't change
+ if ( m_text == text )
+ return;
+
+ wxMenuItemBase::SetItemLabel(text);
+
+ UpdateItemText() ;
+}
+
+// radio group stuff
+// -----------------
+
+void wxMenuItem::SetAsRadioGroupStart()
+{
+ m_isRadioGroupStart = true;
+}
+
+void wxMenuItem::SetRadioGroupStart(int start)
+{
+ wxASSERT_MSG( !m_isRadioGroupStart,
+ wxT("should only be called for the next radio items") );
+
+ m_radioGroup.start = start;
+}
+
+void wxMenuItem::SetRadioGroupEnd(int end)
+{
+ wxASSERT_MSG( m_isRadioGroupStart,
+ wxT("should only be called for the first radio item") );