Mercurial > projects > dwt2
comparison org.eclipse.core.databinding/src/org/eclipse/core/databinding/observable/map/MapChangeEvent.d @ 78:0a55d2d5a946
Added file for databinding
author | Frank Benoit <benoit@tionex.de> |
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date | Tue, 14 Apr 2009 11:35:29 +0200 |
parents | |
children | 383ce7bd736b |
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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 | |
12 module org.eclipse.core.databinding.observable.map.MapChangeEvent; | |
13 | |
14 import java.lang.all; | |
15 | |
16 import org.eclipse.core.databinding.observable.IObservablesListener; | |
17 import org.eclipse.core.databinding.observable.ObservableEvent; | |
18 | |
19 /** | |
20 * Map change event describing an incremental change of an | |
21 * {@link IObservableMap} object. | |
22 * | |
23 * @since 1.0 | |
24 * | |
25 */ | |
26 public class MapChangeEvent : ObservableEvent { | |
27 | |
28 /** | |
29 * | |
30 */ | |
31 private static final long serialVersionUID = -8092347212410548463L; | |
32 static final Object TYPE = new Object(); | |
33 | |
34 /** | |
35 * Description of the change to the source observable map. Listeners must | |
36 * not change this field. | |
37 */ | |
38 public MapDiff diff; | |
39 | |
40 /** | |
41 * Creates a new map change event | |
42 * | |
43 * @param source | |
44 * the source observable map | |
45 * @param diff | |
46 * the map change | |
47 */ | |
48 public this(IObservableMap source, MapDiff diff) { | |
49 super(source); | |
50 this.diff = diff; | |
51 } | |
52 | |
53 /** | |
54 * Returns the observable map from which this event originated. | |
55 * | |
56 * @return the observable map from which this event originated | |
57 */ | |
58 public IObservableMap getObservableMap() { | |
59 return cast(IObservableMap) getSource(); | |
60 } | |
61 | |
62 protected void dispatch(IObservablesListener listener) { | |
63 (cast(IMapChangeListener) listener).handleMapChange(this); | |
64 } | |
65 | |
66 protected Object getListenerType() { | |
67 return TYPE; | |
68 } | |
69 | |
70 } |