components/visual-panels/core/src/java/util/com/oracle/solaris/vp/util/misc/Changeable.java
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
*/
package com.oracle.solaris.vp.util.misc;
import javax.swing.event.ChangeListener;
public interface Changeable {
/**
* Adds a {@code ChangeListener} to listen for changes in this property.
*/
void addChangeListener(ChangeListener listener);
/**
* Determines whether the current value has changed since it was saved.
*/
boolean isChanged();
/**
* Removes a {@code ChangeListener} from notifications of changes in this
* property.
*/
boolean removeChangeListener(ChangeListener listener);
/**
* Resets this {@code Changeable}'s saved value to its current value.
*/
void reset();
/**
* Sets this {@code Changeable}'s current value to its saved value.
*/
void save();
}