| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.snippets; |
| |
| /* |
| * Create a virtual table and add 1000 entries to it every 500 ms. |
| * |
| * For a list of all SWT example snippets see |
| * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets |
| */ |
| import java.util.*; |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Snippet151 { |
| |
| static int[] values = new int[0]; |
| static Thread thread; |
| |
| public static void main (String [] args) { |
| final Display display = new Display (); |
| Shell shell = new Shell (display); |
| shell.setLayout(new FillLayout()); |
| final Table table = new Table(shell, SWT.BORDER | SWT.VIRTUAL); |
| table.addListener(SWT.SetData, new Listener() { |
| public void handleEvent(Event e) { |
| TableItem item = (TableItem)e.item; |
| int index = table.indexOf(item); |
| item.setText("item "+values[index]); |
| } |
| }); |
| final Random random = new Random(); |
| thread = new Thread() { |
| public void run() { |
| int count = 0; |
| while (count++ < 2000) { |
| if (table.isDisposed()) return; |
| // add 1000 random numbers to a sorted array |
| for (int j = 0; j < 1000; j++) { |
| int next = random.nextInt(); |
| int[] newItems = new int[values.length + 1]; |
| int index = 0; |
| for (int i = 0; i < values.length; i++) { |
| if (values[i] > next) break; |
| index++; |
| } |
| System.arraycopy(values, 0, newItems, 0, index); |
| newItems[index] = next; |
| System.arraycopy(values, index, newItems, index+1, values.length-index); |
| values = newItems; |
| } |
| display.syncExec(new Runnable() { |
| public void run() { |
| if (table.isDisposed()) return; |
| table.setItemCount(values.length); |
| table.clearAll(); |
| // bug 69398 on Windows |
| table.redraw(); |
| } |
| }); |
| try {Thread.sleep(500);} catch (Throwable t) {} |
| } |
| } |
| }; |
| thread.start(); |
| shell.open (); |
| while (!shell.isDisposed ()) { |
| if (!display.readAndDispatch ()) display.sleep (); |
| } |
| display.dispose (); |
| } |
| } |