package sale.events;

import util.*;

/**
  * Convenience adapter for the FormSheetListener interface. All the methods in the interface are
  * implemented, but they are implemented with empty method bodies. So you can create subclasses where
  * you only override the methods in which you are interested.
  *
  * @author Steffen Zschaler
  * @version 2.0 27/05/1999
  * @since v2.0
  */
public abstract class FormSheetAdapter implements FormSheetListener, SerializableListener {

  /**
    * Event triggered whenever a new FormSheet was set on the Display.
    *
    * @param e the event object.
    *
    * @override Sometimes
    */
  public void formSheetSet (FormSheetEvent e) {}

  /**
    * Event triggered whenever a FormSheet was removed from the Display.
    *
    * @param e the event object.
    *
    * @override Sometimes
    */
  public void formSheetRemoved (FormSheetEvent e) {}
}