Module javafx.base

Interface SetChangeListener<E>

  • Type Parameters:
    E - the element type
    All Known Implementing Classes:
    Functional Interface:
    This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

    public interface SetChangeListener<E>
    Interface that receives notifications of changes to an ObservableSet.
    JavaFX 2.1
    • Method Detail

      • onChanged

        void onChanged​(SetChangeListener.Change<? extends E> change)
        Called after a change has been made to an ObservableSet. This method is called on every elementary change (add/remove) once. This means, complex changes like removeAll(Collection) or clear() may result in more than one call of onChanged method.
        change - the change that was made