/*******************************************************************************
* Copyright (c) 2005, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Stefan Xenos <sxenos@gmail.com> - Bug 335792
*******************************************************************************/
package org.eclipse.core.databinding.observable.value;
/**
* An observable value whose changes can be vetoed by listeners.
*
* @param <T>
* the type of value being observed
*
* @noextend This interface is not intended to be extended by clients.
* @noimplement This interface is not intended to be implemented by clients.
* Clients should instead subclass one of the classes that
* implement this interface. Note that direct implementers of this
* interface outside of the framework will be broken in future
* releases when methods are added to this interface.
*
* @since 1.0
*
*/
public interface IVetoableValue<T> extends IObservableValue<T> {
/**
* @param listener
*/
public void addValueChangingListener(IValueChangingListener<T> listener);
/**
* @param listener
*/
public void removeValueChangingListener(IValueChangingListener<T> listener);
}