de.tkuhn.util.prefs.gui.event
Class PrefSelectionSupport

java.lang.Object
  de.tkuhn.util.prefs.gui.event.PrefSelectionSupport

All Implemented Interfaces:

PrefSelectionListener, java.util.EventListener

public class PrefSelectionSupport
extends java.lang.Object
implements PrefSelectionListener

An Object helping to keep track of registered PrefSelectionListeners

Author:

Tilmann Kuhn

Constructor Summary

PrefSelectionSupport()
Creates a new instance of PrefSelectionSupport

Method Summary

void	addPrefSelectionListener(PrefSelectionListener psl) Adds a PrefSelectionListener to this support's list of listeners.
void	fireValueChanged(java.lang.Object source, java.util.prefs.Preferences prefs) Issue a valueChanged at all registered PrefSelectionListeners with a PrefSelectionEvent constructed with the given values.
void	removePrefSelectionListener(PrefSelectionListener psl) Remove a PrefSelectionListener from this support't list of listeners.
void	valueChanged(PrefSelectionEvent pse) Issue a valueChanged at all registered PrefSelectionListeners.

Methods inherited from class java.lang.Object

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

Constructor Detail

PrefSelectionSupport

public PrefSelectionSupport()

Creates a new instance of PrefSelectionSupport

Method Detail

addPrefSelectionListener

public void addPrefSelectionListener(PrefSelectionListener psl)

Adds a PrefSelectionListener to this support's list of listeners.

Parameters:

psl - the listener to be added

removePrefSelectionListener

public void removePrefSelectionListener(PrefSelectionListener psl)

Remove a PrefSelectionListener from this support't list of listeners.

Parameters:

psl - the listener to be removed

valueChanged

public void valueChanged(PrefSelectionEvent pse)

Issue a valueChanged at all registered PrefSelectionListeners.

Specified by:

valueChanged in interface PrefSelectionListener

Parameters:

pse - the PrefSelectionEvent to be transmitted.

fireValueChanged

public void fireValueChanged(java.lang.Object source,
                             java.util.prefs.Preferences prefs)

Issue a valueChanged at all registered PrefSelectionListeners with a PrefSelectionEvent constructed with the given values.

Parameters:

source - the Object issuing the event

prefs - the new Preferences node being selected