java 托盘 实现二级菜单

package com.zs;
import java.awt.AWTException;
import java.awt.CheckboxMenuItem;
import java.awt.Frame;
import java.awt.Image;
import java.awt.Menu;
import java.awt.MenuItem;
import java.awt.PopupMenu;
import java.awt.SystemTray;
import java.awt.Toolkit;
import java.awt.TrayIcon;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.net.MalformedURLException; public class MyTaskTray {
public static void main(String arg[]) throws MalformedURLException {
final Frame frame = new Frame("");
frame.setUndecorated(true);
// 检查系统托盘是否支持
if (!SystemTray.isSupported()) {
System.out.println("系统托盘不支持");
return;
} // 1.创建托盘图标
Image image = Toolkit.getDefaultToolkit().getImage(
"view\\config\\resource\\ClientTrayIcon.jpg"); // 2.停留提示text
String text = "停留此处提示"; // 创建弹出菜单
final PopupMenu popup = createPopupMenu(); final TrayIcon trayIcon = new TrayIcon(image, text, popup);
final SystemTray tray = SystemTray.getSystemTray(); trayIcon.setPopupMenu(popup);
trayIcon.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (e.getButton() == MouseEvent.BUTTON1) {
frame.add(popup);
popup.show(frame, e.getXOnScreen(), e.getYOnScreen());
}
}
});
try {
frame.setResizable(false);
frame.setVisible(true);
tray.add(trayIcon);
} catch (AWTException e) {
System.out.println("异常:添加托盘图标失败");
} } protected static PopupMenu createPopupMenu() {
final PopupMenu popup = new PopupMenu();
MenuItem aboutItem = new MenuItem("关于");
CheckboxMenuItem cb1 = new CheckboxMenuItem("设置1");
CheckboxMenuItem cb2 = new CheckboxMenuItem("设置2");
Menu displayMenu = new Menu("测试");
MenuItem errorItem = new MenuItem("测试4");
MenuItem warningItem = new MenuItem("测试3");
MenuItem infoItem = new MenuItem("测试2");
MenuItem noneItem = new MenuItem("测试1");
MenuItem exitItem = new MenuItem("退出");
// Add components to pop-up menu
popup.add(aboutItem);
popup.addSeparator();
popup.add(cb1);
popup.add(cb2);
popup.addSeparator();
popup.add(displayMenu);
displayMenu.add(errorItem);
displayMenu.add(warningItem);
displayMenu.add(infoItem);
displayMenu.add(noneItem);
popup.add(exitItem);
return popup;
}
}

找了好久,发现中文资料没有这方面的例子( 也许自己搜的关键词不太对:) )。

如果在eclipse内直接运行,托盘图标中文出现乱码,解决办法:

在Arguments里的VM arguments添加如下配置

-Dfile.encoding=GBK

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