- bool isReallyChecked = item->IsChecked();
- if ( item->wxMenuItemBase::IsChecked() == isReallyChecked )
+ bool isReallyChecked = item->IsChecked(),
+ isInternallyChecked = item->wxMenuItemBase::IsChecked();
+
+ // ensure that the internal state is always consistent with what is
+ // shown on the screen
+ item->wxMenuItemBase::Check(isReallyChecked);
+
+ // we must not report the events for the radio button going up nor the
+ // events resulting from the calls to wxMenuItem::Check()
+ if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
+ (isInternallyChecked == isReallyChecked) )