com.sas.awt
Class ActionListenerList

java.lang.Object
  |
  +--com.sas.awt.ActionListenerList

All Implemented Interfaces:

public final class ActionListenerList

extends java.lang.Object

implements java.io.Serializable

Manage a list of listeners for the java.awt.ActionEvent event.

See Also:

ActionEvent,

June 19 1997

Created

, Serialized Form

Constructor Summary

ActionListenerList()

ActionListenerList(int initialIncrement)

Method Summary

void	add(ActionListener listener) Add a listener to the list of listeners.
ActionListener[]	getListeners() Return a safe copy of the list of listeners for this event.
void	remove(ActionListener listener) Remove a listener from the list of listeners.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ActionListenerList

public ActionListenerList()

ActionListenerList

public ActionListenerList(int initialIncrement)

Method Detail

add

public void add(ActionListener listener)

Add a listener to the list of listeners.

Parameters:

listener - a new listener for the ActionEvent event

getListeners

public ActionListener[] getListeners()

Return a safe copy of the list of listeners for this event. the client may iterate over this list and send events to the clients in a thread safe manner; calls to addActionListener or removeActionListener may take place but do not affect this copied listener list.

Returns:

a safe arry copy of the listener list. The array contains no null items.

remove

public void remove(ActionListener listener)

Remove a listener from the list of listeners.

Parameters:

listener - the listener to remove from the list.