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package java.awt.desktop;


Implementors receive notification when the user session changes.


This notification is useful for discontinuing a costly animation, or
indicating that the user is no longer present on a network service.


Some systems may provide a reason of the user session change.

See Also:
Since:9
/**
 * Implementors receive notification when the user session changes.
 * <p>
 * This notification is useful for discontinuing a costly animation, or
 * indicating that the user is no longer present on a network service.
 * <p>
 * Some systems may provide a reason of the user session change.
 *
 * @see UserSessionEvent.Reason#UNSPECIFIED
 * @see UserSessionEvent.Reason#CONSOLE
 * @see UserSessionEvent.Reason#REMOTE
 * @see UserSessionEvent.Reason#LOCK
 * @since 9
 */
public interface UserSessionListener extends SystemEventListener {

    
Called when the user session has been switched away.

Params:
  • e – the user session switch event
/**
     * Called when the user session has been switched away.
     *
     * @param  e the user session switch event
     */
    public void userSessionDeactivated(UserSessionEvent e);

    
Called when the user session has been switched to.

Params:
  • e – the user session switch event
/**
     * Called when the user session has been switched to.
     *
     * @param  e the user session switch event
     */
    public void userSessionActivated(UserSessionEvent e);
}