com.lizardtech.djvubean.toolbar
Class ListenerSupport

java.lang.Object
  com.lizardtech.djvubean.toolbar.ListenerSupport

public class ListenerSupport
extends java.lang.Object

This class implements support for ItemListeners and ActionListeners.

Version:

$Revision: 1.3 $

Author:

Bill C. Riemers

Constructor Summary

ListenerSupport(java.lang.Class listenerClass)
Creates a new ListenerSupport object.

Method Summary

void	addListener(java.lang.Object listener) Add a new Listener.
void	fireActionEvent(java.awt.event.ActionEvent event) Calls the actionPerformed(event) method for all listeners.
void	fireItemEvent(java.awt.event.ItemEvent event) Called to send Events.
java.lang.Object	getListeners() Query currently registered ItemListener objects.
void	removeListener(java.lang.Object listener) Remove a Listener.

Methods inherited from class java.lang.Object

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

Constructor Detail

ListenerSupport

public ListenerSupport(java.lang.Class listenerClass)

Creates a new ListenerSupport object.

Parameters:

listenerClass - Either ItemListener.class or ActionListener.class

Method Detail

getListeners

public java.lang.Object getListeners()

Query currently registered ItemListener objects.

Returns:

array of ItemListener objects.

addListener

public void addListener(java.lang.Object listener)

Add a new Listener.

Parameters:

listener - to add.

fireActionEvent

public void fireActionEvent(java.awt.event.ActionEvent event)

Calls the actionPerformed(event) method for all listeners.

Parameters:

event - The ActionEvent generated by the class we are listening to.

fireItemEvent

public void fireItemEvent(java.awt.event.ItemEvent event)

Called to send Events.

Parameters:

event - The ItemEvent generated by the class we are listening to.

removeListener

public void removeListener(java.lang.Object listener)

Remove a Listener.

Parameters:

listener - to remove.