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annotate org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/snippets/Snippet016TableUpdater.d @ 90:6086085e153d

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Added databinding snippets. unmodified java sources.
author Frank Benoit <benoit@tionex.de>
date Sun, 19 Apr 2009 11:33:55 +0200
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children 5d5bd660917f
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6086085e153d Added databinding snippets. unmodified java sources.
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1 /*******************************************************************************
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2 * Copyright (c) 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.jface.examples.databinding.snippets;
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13
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14 import org.eclipse.core.databinding.observable.Realm;
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15 import org.eclipse.core.databinding.observable.list.WritableList;
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16 import org.eclipse.core.databinding.observable.value.WritableValue;
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17 import org.eclipse.jface.databinding.swt.SWTObservables;
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18 import org.eclipse.jface.internal.databinding.provisional.swt.TableUpdater;
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19 import org.eclipse.jface.layout.GridLayoutFactory;
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20 import org.eclipse.swt.SWT;
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21 import org.eclipse.swt.widgets.Display;
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22 import org.eclipse.swt.widgets.Shell;
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23 import org.eclipse.swt.widgets.Table;
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24 import org.eclipse.swt.widgets.TableItem;
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25
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26 /**
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27 * @since 3.2
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28 *
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29 */
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30 public class Snippet016TableUpdater {
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31 public static void main(String[] args) {
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32 final Display display = new Display();
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33
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34 Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() {
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35 public void run() {
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36 final Shell shell = createShell(display);
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37 GridLayoutFactory.fillDefaults().generateLayout(shell);
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38 shell.open();
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39 // The SWT event loop
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40 while (!shell.isDisposed()) {
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41 if (!display.readAndDispatch()) {
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42 display.sleep();
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43 }
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44 }
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45 }
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46 });
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47 }
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48
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49 static class Stuff {
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50 private WritableValue counter = new WritableValue(new Integer(1), Integer.class);
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51
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52 public Stuff(final Display display) {
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53 display.timerExec(1000, new Runnable() {
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54 public void run() {
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55 counter.setValue(new Integer(1 + ((Integer) counter
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56 .getValue()).intValue()));
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57 display.timerExec(1000, this);
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58 }
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59 });
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60 }
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61
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62 public String toString() {
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63 return counter.getValue().toString();
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64 }
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65 }
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66
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67 protected static Shell createShell(final Display display) {
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68 Shell shell = new Shell();
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69 Table t = new Table(shell, SWT.VIRTUAL);
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70 final WritableList list = new WritableList();
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71 new TableUpdater(t, list) {
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72
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73 protected void updateItem(int index, TableItem item, Object element) {
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74 item.setText(element.toString());
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75 }
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76 };
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77 display.timerExec(2000, new Runnable() {
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78 public void run() {
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79 list.add(new Stuff(display));
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80 display.timerExec(2000, this);
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81 }
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82 });
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83 return shell;
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84 }
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85
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86 }