/*
 * Copyright (c) 2000, 2002 IBM Corp.  All rights reserved.
 * This file is 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
 */

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;

public class Snippet0103 {

static char content = 'a';
public static void main(String[] args) {
	final Display display = new Display();
	Shell shell = new Shell(display);
	shell.setBounds(10, 10, 200, 240);
	Table table = new Table(shell, SWT.NONE);
	table.setBounds(10, 10, 160, 160);

	final TableItem[] items = new TableItem[4];
	for (int i = 0; i  < 4; i++) {
		new TableColumn(table, SWT.NONE).setWidth(40);
	}
	for (int i = 0; i  < 4; i++) {
		items[i] = new TableItem(table, SWT.NONE);
		populateItem(items[i]);
	}

	Button button = new Button(shell, SWT.PUSH);
	button.setBounds(10, 180, 50, 30);
	button.setText("Change");
	button.addListener(SWT.Selection, new Listener() {
		public void handleEvent(Event event) {
			for (int i = 0; i < 4; i++) {
				populateItem(items[i]);
			}
		}
	});

	shell.open();
	while (!shell.isDisposed()) {
		if (!display.readAndDispatch()) display.sleep();
	}
	display.dispose();
}

static void populateItem(TableItem item) {
	String stringContent = String.valueOf(content);
	item.setText(
		new String[] {
			stringContent,
			stringContent,
			stringContent,
			stringContent });
	content++;
	if (content > 'z') content = 'a';
}

}