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annotate org.eclipse.core.databinding.observable/src/org/eclipse/core/databinding/observable/set/SetChangeEvent.d @ 95:6208d4f6a277

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Added trees for databinding.beans and observable
author Frank Benoit <benoit@tionex.de>
date Tue, 21 Apr 2009 10:55:51 +0200
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children b74ac5dfcc06
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1 /*******************************************************************************
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2 * Copyright (c) 2006, 2007 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 ******************************************************************************/
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11
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12 package org.eclipse.core.databinding.observable.set;
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13
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14 import org.eclipse.core.databinding.observable.IObservablesListener;
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15 import org.eclipse.core.databinding.observable.ObservableEvent;
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16
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17 /**
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18 * List change event describing an incremental change of an
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19 * {@link IObservableSet} object.
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20 *
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21 * @since 1.0
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22 *
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23 */
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24 public class SetChangeEvent : ObservableEvent {
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25
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26 /**
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27 *
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28 */
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29 private static final long serialVersionUID = 7436547103857482256L;
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30 static final Object TYPE = new Object();
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31
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32 /**
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33 * Description of the change to the source observable set. Listeners must
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34 * not change this field.
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35 */
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36 public SetDiff diff;
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37
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38 /**
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39 * Creates a new set change event.
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40 *
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41 * @param source
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42 * the source observable set
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43 * @param diff
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44 * the set change
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45 */
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46 public this(IObservableSet source, SetDiff diff) {
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47 super(source);
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48 this.diff = diff;
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49 }
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50
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51 /**
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52 * Returns the observable set from which this event originated.
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53 *
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54 * @return the observable set from which this event originated
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55 */
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56 public IObservableSet getObservableSet() {
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57 return cast(IObservableSet) getSource();
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58 }
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59
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60 protected void dispatch(IObservablesListener listener) {
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61 (cast(ISetChangeListener) listener).handleSetChange(this);
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62 }
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63
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64 protected Object getListenerType() {
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65 return TYPE;
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66 }
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67
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68 }