java 托盘

java 托盘

package  test;

import  java.awt.Frame;
import  java.awt.Image;
import  java.awt.SystemTray;
import  java.awt.Toolkit;
import  java.awt.TrayIcon;
import  java.awt.event.MouseAdapter;
import  java.awt.event.MouseEvent;
import  java.awt.event.WindowAdapter;
import  java.awt.event.WindowEvent;

import  javax.swing.JFrame;

@SuppressWarnings( " serial " )
public   class  MyFrame  extends  JFrame
{
    public MyFrame()
    {
        super("MY FRAME");
        this.init();
    }
    
    private void init()
    {
        this.setSize(400, 300);
        Image icons = getToolkit().getImage(this.getClass().getResource("/icons/cc.gif"));
        this.setIconImage(icons);
        double width = Toolkit.getDefaultToolkit().getScreenSize().getWidth();
        double height = Toolkit.getDefaultToolkit().getScreenSize().getHeight();
        this.setLocation((int) (width - this.getWidth()) / 2, (int) (height - this.getHeight()) / 2);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        // 托盘
        TrayIcon trayIcon = new TrayIcon(icons, "MY FRAME");
        try
        {
            SystemTray.getSystemTray().add(trayIcon);
        }
        catch (Exception ex)
        {}
        
        // 托盘事件-最小化
        this.addWindowListener(new WindowAdapter()
            {
                public void windowIconified(WindowEvent e)
                {
                    // 窗口最小化时dispose该窗口
                    dispose();
                }
            });
        
        //托盘事件-双击托盘最大化
        trayIcon.addMouseListener(new MouseAdapter()
            {
                public void mouseClicked(MouseEvent e)
                {
                    // 双击托盘窗口再现
                    if (e.getClickCount() == 2)
                    {
                        setExtendedState(Frame.NORMAL);
                    }
                    setVisible(true);
                }
            });
        this.setResizable(false);
        this.setVisible(true);
    }
    
    public static void main(String[] args)
    {
        new MyFrame();
    }
}