+ // for some composite controls (like a combobox), wndThis might be NULL
+ // because the subcontrol is not a wxWindow, but only the control itself
+ // is - try to catch this case
+ while ( hWnd && !wndThis )
+ {
+ hWnd = ::GetParent(hWnd);
+ wndThis = wxFindWinFromHandle((WXHWND)hWnd);
+ }
+