if ((event instanceof MouseEvent) && ((MouseEvent) event).getClickCount() == 1) return true; return false;
boolean ret = false; if (event instanceof MouseEvent) { MouseEvent me = (MouseEvent) event; ret = SwingUtilities.isLeftMouseButton(me) && me.getClickCount() == 1 && inHitRegion(me.getX(), me.getY()); } return ret;
  protected boolean shouldStartEditingTimer(EventObject event)  {    if ((event instanceof MouseEvent) &&         ((MouseEvent) event).getClickCount() == 1)      return true;    return false;  }