public boolean setStringContent(Format             format,
    								Comparator         choicesComparator,
                                 Comparator<String> stringComparator) {
        hide();
        listRenderer.setUserRenderer(null);
        boolean ret = choicesModel.setStringContent(format, choicesComparator, 
        		stringComparator);
        if (ret){
            historyModel.setStringContent(stringComparator);
        }
        return ret;
    }
public boolean setStringContent(Format             format,
    								Comparator         choicesComparator,
                                 Comparator<String> stringComparator)