public void validateAllFields() {
   for (Iterator<String> i = editors.keySet().iterator(); i.hasNext(); ) {
     String field = i.next();
     FieldEditor ed = editors.get(field);
     ed.setEnabled(true);
     if (((Component) ed).hasFocus()) ed.setActiveBackgroundColor();
     else ed.setValidBackgroundColor();
   }
 }