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

Added databinding snippets. unmodified java sources.
author Frank Benoit <benoit@tionex.de>
date Sun, 19 Apr 2009 11:33:55 +0200
parents
children 5d5bd660917f
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/snippets/Snippet016TableUpdater.d	Sun Apr 19 11:33:55 2009 +0200
@@ -0,0 +1,86 @@
+/*******************************************************************************
+ * Copyright (c) 2007 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ ******************************************************************************/
+
+package org.eclipse.jface.examples.databinding.snippets;
+
+import org.eclipse.core.databinding.observable.Realm;
+import org.eclipse.core.databinding.observable.list.WritableList;
+import org.eclipse.core.databinding.observable.value.WritableValue;
+import org.eclipse.jface.databinding.swt.SWTObservables;
+import org.eclipse.jface.internal.databinding.provisional.swt.TableUpdater;
+import org.eclipse.jface.layout.GridLayoutFactory;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableItem;
+
+/**
+ * @since 3.2
+ * 
+ */
+public class Snippet016TableUpdater {
+	public static void main(String[] args) {
+		final Display display = new Display();
+
+		Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() {
+			public void run() {
+				final Shell shell = createShell(display);
+				GridLayoutFactory.fillDefaults().generateLayout(shell);
+				shell.open();
+				// The SWT event loop
+				while (!shell.isDisposed()) {
+					if (!display.readAndDispatch()) {
+						display.sleep();
+					}
+				}
+			}
+		});
+	}
+
+	static class Stuff {
+		private WritableValue counter = new WritableValue(new Integer(1), Integer.class);
+
+		public Stuff(final Display display) {
+			display.timerExec(1000, new Runnable() {
+				public void run() {
+					counter.setValue(new Integer(1 + ((Integer) counter
+							.getValue()).intValue()));
+					display.timerExec(1000, this);
+				}
+			});
+		}
+		
+		public String toString() {
+			return counter.getValue().toString();
+		}
+	}
+
+	protected static Shell createShell(final Display display) {
+		Shell shell = new Shell();
+		Table t = new Table(shell, SWT.VIRTUAL);
+		final WritableList list = new WritableList();
+		new TableUpdater(t, list) {
+
+			protected void updateItem(int index, TableItem item, Object element) {
+				item.setText(element.toString());
+			}
+		};
+		display.timerExec(2000, new Runnable() {
+			public void run() {
+				list.add(new Stuff(display));
+				display.timerExec(2000, this);
+			}
+		});
+		return shell;
+	}
+
+}