Create a balloon tooltip for a tray item : Tooltip Balloon « SWT « Java Tutorial

1. Java Tutorial
2. SWT
3. Tooltip Balloon

/*******************************************************************************
 * Copyright (c) 2000, 2006 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.swt.snippets;
/*
 * Tooltip example snippet: create a balloon tooltip for a tray item
 *
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 * 
 * @since 3.2
 */
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
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.ToolTip;
import org.eclipse.swt.widgets.Tray;
import org.eclipse.swt.widgets.TrayItem;

public class ToolTipBalloon {

  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Image image = null;
    final ToolTip tip = new ToolTip(shell, SWT.BALLOON | SWT.ICON_INFORMATION);
    tip.setMessage("Here is a message for the user. When the message is too long it wraps. I should say something cool but nothing comes to my mind.");
    Tray tray = display.getSystemTray();
    if (tray != null) {
      TrayItem item = new TrayItem(tray, SWT.NONE);
      image = new Image(display, "yourFile.gif");
      item.setImage(image);
      tip.setText("Notification from a tray item");
      item.setToolTip(tip);
    } else {
      tip.setText("Notification from anywhere");
      tip.setLocation(400, 400);
    }
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Press for balloon tip");
    button.addListener(SWT.Selection, new Listener() {
      public void handleEvent(Event event) {
        tip.setVisible(true);
      }
    });
    button.pack();
    shell.setBounds(50, 50, 300, 200);
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch())
        display.sleep();
    }
    if (image != null)
      image.dispose();
    display.dispose();
  }
}