org.jdesktop.jxlayer.item
Class LayerItemChangeSupport

java.lang.Object
  org.jdesktop.jxlayer.item.LayerItemChangeSupport

public class LayerItemChangeSupport
extends java.lang.Object

This is a utility class that can be used by subclasses of LayerItem. You can use an instance of this class as a member field and delegate the LayerItemChangeEvent's processing to it.

See Also:

AbstractLayerUI, AbstractLayerEffect

Constructor Summary

LayerItemChangeSupport(LayerItem source)
Creates a new LayerItemChangeSupport object.

Method Summary

void	addLayerItemListener(LayerItemListener listener) Add a LayerItemListener to the listener list.
void	fireLayerItemChanged() Notifies all LayerItemListeners that have been added to this object.
void	fireLayerItemChanged(LayerItemChangeEvent event) Notifies all LayerItemListeners that have been added to this object.
LayerItemListener[]	getLayerItemListeners() Returns an array of all the listeners that have been added to the LayerItemChangeSupport object with addLayerItemListener()
void	removeLayerItemListener(LayerItemListener listener) Remove a LayerItemListener from the listener list.

Methods inherited from class java.lang.Object

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

Constructor Detail

LayerItemChangeSupport

public LayerItemChangeSupport(LayerItem source)

Creates a new LayerItemChangeSupport object.

Parameters:

source - the LayerItem object to be given as the source for any LayerItemChangeEvent

Method Detail

addLayerItemListener

public void addLayerItemListener(LayerItemListener listener)

Add a LayerItemListener to the listener list. If listener is null, no exception is thrown and no action is taken.

Parameters:

listener - the LayerItemListener to be added

removeLayerItemListener

public void removeLayerItemListener(LayerItemListener listener)

Remove a LayerItemListener from the listener list.

Parameters:

listener - the LayerItemListener to be removed

getLayerItemListeners

public LayerItemListener[] getLayerItemListeners()

Returns an array of all the listeners that have been added to the LayerItemChangeSupport object with addLayerItemListener()

Returns:

array all of the LayerItemListener added or an empty array if no listeners have been added

fireLayerItemChanged

public void fireLayerItemChanged()

Notifies all LayerItemListeners that have been added to this object.

See Also:

addLayerItemListener(LayerItemListener)

fireLayerItemChanged

public void fireLayerItemChanged(LayerItemChangeEvent event)

Notifies all LayerItemListeners that have been added to this object.

Parameters:

event - the LayerItemChangeEvent

See Also:

addLayerItemListener(LayerItemListener)