package swingtest;

 import javax.swing.*;

 import java.awt.*;

 import java.awt.event.ActionEvent;

 import java.awt.event.ActionListener;

 import java.awt.event.MouseAdapter;

 import java.awt.event.MouseEvent;

 import java.io.UnsupportedEncodingException;

 import java.net.URL;

 import java.util.Random;

 public class MainFrame extends JFrame implements ActionListener {

     private static final long serialVersionUID = -7078030311369039390L;

     private JMenu menu;

     private JMenuBar jmenuBar;

     private String[] jmItemName = {"置于托盘", "系统退出"};

     private MainFrame() throws UnsupportedEncodingException {

         super("电话薄");

         init();

         this.setSize(500, 400);

         this.setJMenuBar(jmenuBar);

         this.setLocationRelativeTo(null);

         JButton jbutton = new JButton("test");

         add(jbutton);

         systemTray(jbutton);    //系统托盘

     }

     /**

      * 初始化界面

      */

     private void init() {

         menu = new JMenu("系统窗体");

         for (String s : jmItemName) {

             JMenuItem menuItem = new JMenuItem(s);

             menuItem.addActionListener(this);

             menu.add(menuItem);

         }

         this.jmenuBar = new JMenuBar();

         this.jmenuBar.add(menu);

     }

     @Override

     public void actionPerformed(ActionEvent e) {

         String actions = e.getActionCommand();

         if ("置于托盘".equals(actions)) {

             this.setVisible(false);

         }

         if ("系统退出".equals(actions)) {

             System.exit(0);

         }

     }

     /**

      * 系统托盘图标处理.

      *

      * @param jbutton

      */

     private void systemTray(JButton jbutton) throws UnsupportedEncodingException {

         if (SystemTray.isSupported()) {    //判断系统是否支持托盘功能.

 //            URL resource = this.getClass().getResource("car.jpg");    //获得图片路径

             URL resource = getClass().getClassLoader().getResource("car.jpg");

 //            File targetFile = new File("files/8k.wav");

 //            ClassPathResource classPathResource = new ClassPathResource("static/something.txt");

 //

 //            InputStream inputStream = classPathResource.getInputStream();

             ImageIcon icon = new ImageIcon(resource); //创建图片对象

             JPopupMenu popupMenu = new JPopupMenu(); //创建弹出菜单对象

             JMenuItem itemExit = new JMenuItem("退出系统");    //创建弹出菜单中的退出项

             JMenuItem itemShow = new JMenuItem("显示窗体"); //创建弹出菜单中的显示主窗体项.

             popupMenu.add(itemExit);

             popupMenu.add(itemShow);

             TrayIcon trayIcon = new TrayIcon(icon.getImage(), "电话薄系统");

             SystemTray sysTray = SystemTray.getSystemTray();

             try {

                 sysTray.add(trayIcon);

             } catch (AWTException ignored) {

             }

             trayIcon.addMouseListener(new MouseAdapter() {

                 @Override

                 public void mouseReleased(MouseEvent e) {

                     if (e.isPopupTrigger()) {

                         popupMenu.setLocation(e.getX(), e.getY());

                         popupMenu.setInvoker(popupMenu);

                         popupMenu.setVisible(true);

                     }

                 }

             });

             //给窗体最小化添加事件监听.

             itemShow.addActionListener(e -> {

                 setVisible(true);

             });

             //给退出像添加事件监听

             itemExit.addActionListener(e -> {

 //                System.exit(0);

                 sysTray.remove(trayIcon);

                 dispose();

             });

             int count = 0;

             jbutton.addActionListener(e -> {

                 TrayIcon trayIcon4 = new TrayIcon(icon.getImage(), "电话薄系统");

                 try {

                     sysTray.add(trayIcon4);

                 } catch (AWTException ex) {

                     ex.printStackTrace();

                 }

             });

         }

     }

     /**

      * 主方法

      *

      * @param args sdf

      */

     public static void main(String[] args) throws UnsupportedEncodingException {

         new MainFrame().setVisible(true);

     }

 }