Interface Preferences.IPropertyChangeListener

  • All Superinterfaces:
    All Known Implementing Classes:
    Enclosing class:
    Functional Interface:
    This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

    public static interface Preferences.IPropertyChangeListener
    extends EventListener
    Listener for property changes.


     Preferences.IPropertyChangeListener listener =
       new Preferences.IPropertyChangeListener() {
          public void propertyChange(Preferences.PropertyChangeEvent event) {
             ... // code to deal with occurrence of property change

    Note: Depending on the means in which the property values changed, the old and new values for the property can be either typed, a string representation of the value, or null. Clients who wish to behave properly in all cases should all three cases in their implementation of the property change listener.

    • Method Detail

      • propertyChange

        void propertyChange​(Preferences.PropertyChangeEvent event)
        Notification that a property has changed.

        This method gets called when the observed object fires a property change event.

        event - the property change event object describing which property changed and how