firePropertyChange(TEXT_CHANGED_PROPERTY, oldText, newText);
firePropertyChange("text", oldText, newText);
  public void setText(String newText)  {    if (text != newText)      {	String oldText = text;	text = newText;	firePropertyChange(TEXT_CHANGED_PROPERTY, oldText, newText);	if (text != null && text.length() <= displayedMnemonicIndex)	  setDisplayedMnemonicIndex(text.length() - 1);      }  }