public static void removeTextComponent(JTextComponent t) { if (JTextObserver.singleton == null) JTextObserver.singleton = new JTextObserver(); ((Component) t).removeFocusListener((FocusListener) JTextObserver.singleton); }
public static JTextObserver getInstance() { if (JTextObserver.singleton == null) JTextObserver.singleton = new JTextObserver(); return JTextObserver.singleton; }