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Java > Open Source Codes > org > eclipse > ui > commands > IHandlerListener


1 /*******************************************************************************
2  * Copyright (c) 2003, 2005 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11 package org.eclipse.ui.commands;
12
13 /**
14  * An instance of this interface can be used by clients to receive notification
15  * of changes to one or more instances of <code>IHandler</code>.
16  * <p>
17  * This interface may be implemented by clients.
18  * </p>
19  *
20  * @since 3.0
21  * @see IHandler#addHandlerListener(IHandlerListener)
22  * @see IHandler#removeHandlerListener(IHandlerListener)
23  * @deprecated Please use the "org.eclipse.core.commands" plug-in instead.
24  * @see org.eclipse.core.commands.IHandlerListener
25  */
26 public interface IHandlerListener {
27
28     /**
29      * Notifies that one or more properties of an instance of
30      * <code>IHandler</code> have changed. Specific details are described in
31      * the <code>HandlerEvent</code>.
32      *
33      * @param handlerEvent
34      * the handler event. Guaranteed not to be <code>null</code>.
35      */
36     void handlerChanged(HandlerEvent handlerEvent);
37 }
38
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