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1 /*******************************************************************************
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2 * Copyright (c) 2005, 2008 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 * Brad Reynolds - bug 164653
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11 *******************************************************************************/
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12 module org.eclipse.jface.internal.databinding.swt.CLabelObservableValue;
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13
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14 import java.lang.all;
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15
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16 import org.eclipse.core.databinding.observable.Diffs;
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17 import org.eclipse.core.databinding.observable.Realm;
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18 import org.eclipse.jface.internal.databinding.provisional.swt.AbstractSWTObservableValue;
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19 import org.eclipse.swt.custom.CLabel;
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20
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21 /**
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22 * @since 1.0
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23 *
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24 */
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25 public class CLabelObservableValue : AbstractSWTObservableValue {
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26
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27 private final CLabel label;
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28
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29 /**
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30 * @param label
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31 */
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32 public this(CLabel label) {
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33 super(label);
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34 this.label = label;
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35 }
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36
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37 /**
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38 * @param realm
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39 * @param label
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40 */
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41 public this(Realm realm, CLabel label) {
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42 super(realm, label);
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43 this.label = label;
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44 }
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45
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46 public void doSetValue(Object value) {
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47 String oldValue = label.getText();
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48 String newValue = value is null ? "" : value.toString(); //$NON-NLS-1$
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49 label.setText(newValue);
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50
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51 if (!newValue.equals(oldValue)) {
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52 fireValueChange(Diffs.createValueDiff(oldValue, newValue));
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53 }
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54 }
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55
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56 public Object doGetValue() {
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57 return label.getText();
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58 }
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59
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60 public Object getValueType() {
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61 return String.classinfo;
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62 }
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63
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64 }
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