学步园

原帖地址：http://www.blogjava.net/vip01/archive/2006/12/26/90127.html

import org.eclipse.swt.SWT;<br /> import org.eclipse.swt.events.ShellListener;<br /> import org.eclipse.swt.graphics.Image;<br /> import org.eclipse.swt.internal.win32.OS;<br /> import org.eclipse.swt.widgets.Display;<br /> import org.eclipse.swt.widgets.Event;<br /> import org.eclipse.swt.widgets.Listener;<br /> import org.eclipse.swt.widgets.Menu;<br /> import org.eclipse.swt.widgets.MenuItem;<br /> import org.eclipse.swt.widgets.Shell;<br /> import org.eclipse.swt.widgets.Tray;<br /> import org.eclipse.swt.widgets.TrayItem;<br /> public class MyTray {<br /> public static void main(String[] args) {<br /> Display display = new Display();<br /> Shell shell = new Shell(display);<br /> // 下面两句的效果是：在任务栏不显示<br /> // 感谢CSDN会员：GhostValley(鬼谷)<br /> final int hWnd = shell.handle;<br /> OS.SetWindowLong(hWnd, OS.GWL_EXSTYLE, OS.WS_EX_CAPTIONOKBTN);<br /> Image image = new Image(display, 16, 16);<br /> final Tray tray = display.getSystemTray();<br /> if (tray == null) {<br /> System.out.println("The system tray is not available");<br /> } else {<br /> final TrayItem item = new TrayItem(tray, SWT.NONE);<br /> item.setToolTipText("SWT TrayItem");<br /> item.addListener(SWT.Show, new Listener() {<br /> public void handleEvent(Event event) {<br /> System.out.println("show");<br /> }<br /> });<br /> item.addListener(SWT.Hide, new Listener() {<br /> public void handleEvent(Event event) {<br /> System.out.println("hide");<br /> }<br /> });<br /> item.addListener(SWT.Selection, new Listener() {<br /> public void handleEvent(Event event) {<br /> System.out.println("selection");<br /> }<br /> });<br /> item.addListener(SWT.DefaultSelection, new Listener() {<br /> public void handleEvent(Event event) {<br /> System.out.println("default selection");<br /> // show main<br /> Shell s = event.display.getShells()[0];<br /> s.setVisible(true);<br /> s.setMinimized(false);<br /> }<br /> });<br /> final Menu menu = new Menu(shell, SWT.POP_UP);<br /> for (int i = 0; i < 8; i++) {<br /> MenuItem mi = new MenuItem(menu, SWT.PUSH);<br /> mi.setText("Item" + i);<br /> }<br /> item.addListener(SWT.MenuDetect, new Listener() {<br /> public void handleEvent(Event event) {<br /> menu.setVisible(true);<br /> }<br /> });<br /> item.setImage(image);<br /> }<br /> shell.addShellListener(new ShellListener() {<br /> public void shellDeactivated(org.eclipse.swt.events.ShellEvent e) {<br /> }<br /> public void shellActivated(org.eclipse.swt.events.ShellEvent e) {<br /> }<br /> public void shellClosed(org.eclipse.swt.events.ShellEvent e) {<br /> }<br /> public void shellDeiconified(org.eclipse.swt.events.ShellEvent e) {<br /> }<br /> public void shellIconified(org.eclipse.swt.events.ShellEvent e) {<br /> // 最小化时不显示在任务栏<br /> // 感谢CSDN会员：pdvv(我爱花猫)<br /> ((Shell) e.getSource()).setVisible(false);<br /> }<br /> });<br /> shell.setBounds(50, 50, 300, 200);<br /> shell.open();<br /> while (!shell.isDisposed()) {<br /> if (!display.readAndDispatch())<br /> display.sleep();<br /> }<br /> image.dispose();<br /> display.dispose();<br /> }<br /> }<br />