import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.Timer;
import javax.swing.UIManager;

/**
 *
 * @author Mr.LiuTao
 */
public class TrayByJdk extends JFrame implements ActionListener{

    private JPanel pane = null;
    private JButton button = null; // 啟動托盤圖標的按鈕
    private JLabel label = null; // 用來顯示系統(tǒng)是否支持托盤的信息
    private TrayIcon trayIcon = null; // 托盤圖標
    private Timer shanshuo = null;
    private ImageIcon icon1 = null;
    private ImageIcon icon2 = null;
    private SystemTray tray = null; // 本操作系統(tǒng)托盤的實例
    boolean gengai = false;
    //采用jdk1.6的托盤技術(shù) 實現(xiàn)跨平臺的應用
    public TrayByJdk() {
        //super("托盤技術(shù)演示");
        icon1 = new ImageIcon("G:\\javaworks\\eclipsework\\山寨QQClient\\images\\16.gif"); // 將要顯示到托盤中的圖標
        icon2 = new ImageIcon("G:\\javaworks\\eclipsework\\山寨QQClient\\images\\15.gif"); // 將要顯示到托盤中的圖標
        try {
            // 將LookAndFeel設(shè)置成Windows樣式
            UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        pane = new JPanel();
        button = new JButton("縮小到托盤");
        button.setEnabled(false);
        label = new JLabel("本操作系統(tǒng)不支持托盤");
        pane.add(label);
        pane.add(button);
        //判斷是否支持托盤
        if (SystemTray.isSupported()) {
            this.tray();
        }
        shanshuo = new Timer(1000,this);
        shanshuo.start();
        this.getContentPane().add(pane);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        this.setSize(300, 200);
        this.addWindowStateListener(new WindowStateListener () {
   public void windowStateChanged(WindowEvent state) {
    if(state.getNewState() == 1 || state.getNewState() == 7) {
     yinca();
    }
   }
  });

        this.setVisible(false);
        System.out.println("=============="+this.isVisible());
    }

    /**
     * 托盤相關(guān)代碼
     */
    private void tray() {
        label.setText("本操作系統(tǒng)支持托盤");
        button.setEnabled(true);
        tray = SystemTray.getSystemTray(); // 獲得本操作系統(tǒng)托盤的實例
        //ImageIcon icon = new ImageIcon("tray.gif"); // 將要顯示到托盤中的圖標
        PopupMenu pop = new PopupMenu(); // 構(gòu)造一個右鍵彈出式菜單
        MenuItem show = new MenuItem("顯示窗口");
        MenuItem exit = new MenuItem("退出演示");
        MenuItem author = new MenuItem("Author");      
        /**
         * TrayIcon有三個構(gòu)造
         * TrayIcon(Image image) 用“圖標”來構(gòu)造
         * TrayIcon(Image image, String tooltip) 用“圖標”和“ToolTip”構(gòu)造
         * TrayIcon(Image image, String tooltip, PopupMenu popup) 用“圖標”，“ToolTip”，“彈出菜單”來構(gòu)造一個托盤圖標
         */
        trayIcon = new TrayIcon(icon1.getImage(), "托盤技術(shù)演示", pop);
        // 點擊本按鈕后窗口被關(guān)閉，托盤圖標被添加到系統(tǒng)的托盤中
        button.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                try {
                    tray.add(trayIcon); // 將托盤圖標添加到系統(tǒng)的托盤實例中
                    setVisible(false); // 使窗口不可視
                } catch (AWTException ex) {
                    ex.printStackTrace();
                }
            }
        });
        /**
         * 添加鼠標監(jiān)聽器，當鼠標在托盤圖標上雙擊時，默認顯示窗口
         */
        trayIcon.addMouseListener(new MouseAdapter() {

            public void mouseClicked(MouseEvent e) {
                if (e.getClickCount() == 2) { // 鼠標雙擊
                    tray.remove(trayIcon); // 從系統(tǒng)的托盤實例中移除托盤圖標
                    setVisible(true); // 顯示窗口
                }
            }
        });
        show.addActionListener(new ActionListener() { // 點擊“顯示窗口”菜單后將窗口顯示出來

            public void actionPerformed(ActionEvent e) {
                tray.remove(trayIcon); // 從系統(tǒng)的托盤實例中移除托盤圖標
                setVisible(true); // 顯示窗口
            }
        });
        exit.addActionListener(new ActionListener() { // 點擊“退出演示”菜單后推出程序

            public void actionPerformed(ActionEvent e) {
                System.exit(0); // 退出程序
            }
        });
        author.addActionListener(new ActionListener() { // 點擊“退出演示”菜單后推出程序

            public void actionPerformed(ActionEvent e) {
                showMessage();
            }
        });
        pop.add(show);
        pop.add(exit);
        pop.add(author);
    }
    /**
     * 顯示信息
     */
    private void showMessage() {
        JOptionPane.showMessageDialog(this, new JLabel("這是一個系統(tǒng)托盤"), "消息", JOptionPane.INFORMATION_MESSAGE);
    }
    public static void main(String[] args) {
        new TrayByJdk().yinca();
    }
    public void yinca(){
      try {
   tray.add(trayIcon);
  } catch (AWTException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } // 將托盤圖標添加到系統(tǒng)的托盤實例中
         setVisible(false); // 使窗口不可視
    }
 @Override
 public void actionPerformed(ActionEvent arg0) {
  if(!gengai){
   trayIcon.setImage(icon2.getImage());
   gengai = true;
  }else{
   trayIcon.setImage(icon1.getImage());
   gengai = false;
  }
 }
}