code: public static void fire(I_CmsHasDateBoxEventHandlers source, Date date, boolean isTyping) {
  
          if (TYPE != null) {
              CmsDateBoxEvent event = new CmsDateBoxEvent(date, isTyping);
              source.fireEvent(event);
          }
      }
docs: Fires the event.
  
  @param source the event source
  @param date the date
  @param isTyping true if event was caused by user pressing key that may have changed the value