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Java > Open Source Codes > org > eclipse > debug > internal > ui > viewers > model > provisional > IViewerUpdateListener


1 /*******************************************************************************
2  * Copyright (c) 2006, 2007 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.debug.internal.ui.viewers.model.provisional;
12
13
14 /**
15  * Notified of viewer updates.
16  *
17  * @since 3.3
18  */
19 public interface IViewerUpdateListener {
20
21     /**
22      * Notification that a sequence of viewer updates are starting.
23      */
24     public void viewerUpdatesBegin();
25     
26     /**
27      * Notification that viewer updates are complete. Corresponds to
28      * a <code>viewerUpdatesBegin()</code> notification.
29      */
30     public void viewerUpdatesComplete();
31     
32     /**
33      * Notification that a specific update has started within
34      * a sequence of updates.
35      *
36      * @param update update
37      */
38     public void updateStarted(IViewerUpdate update);
39     
40     /**
41      * Notification that a specific update has completed within a
42      * sequence of updates.
43      *
44      * @param update update
45      */
46     public void updateComplete(IViewerUpdate update);
47 }
48
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