package mySystemTray;
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.awt.event.WindowEvent;import java.awt.event.WindowListener;
import javax.swing.*;
public class SystemTrayFrame extends JFrame {
/**author hjx * 2011-02-26 * 实现一个系统托盘程序，并添加弹出菜单，鼠标双击功能。 * @param args */
private JButton button1 = null; //最小化到托盘 private JButton button2 = null; //退出系统按钮
private ImageIcon imageicon = null; //图标对象 private SystemTray trays = null; //系统托盘区对象 private TrayIcon trayicon = null; //托盘对象
private static final long serialVersionUID = 1L;
public static void main(String[] args) { // TODO Auto-generated method stub new SystemTrayFrame(); //主方法，新建对象; }
//构造方法 public SystemTrayFrame() { super(); this.setTitle("使用系统托盘"); this.setBounds(100, 100, 400, 180); this.setResizable(false); //设置窗体不可最大化 this.setLayout(null); //采用空边界布局 //要实现点击窗体右上角的X按钮不进入真正关闭窗体事件，这里就不能设置窗体关闭事件。 //this.setDefaultCloseOperation(JFrame);
button1 = new JButton("缩小到托盘"); //创建按钮组件 button1.setBounds(20, 20, 120, 30); //定位组件及大小 button2 = new JButton("程序退出"); //创建按钮组件 button2.setBounds(180, 20, 120, 30); //定位组件及大小
this.add(button1); //在窗体上添加各组件 this.add(button2);
//判断本操作系统是否支持托盘程序 if (SystemTray.isSupported()) {
tray();
}
this.addWindowListener(new WindowListener() {
public void windowActivated(WindowEvent e) { // TODO Auto-generated method stub
}
public void windowClosed(WindowEvent e) { // TODO Auto-generated method stub
}
public void windowClosing(WindowEvent e) { // TODO Auto-generated method stub
//在点击窗体的右上角的X关闭按钮时，并不是真正关闭窗体。而是最小化到托盘区，这是很多软件都在使用的功能。 //在此添加了一个提示框，只做演示用。 JOptionPane.showMessageDialog(new JLabel(), "程序最小化到托盘区", "信息提示", 2);
try { trays.add(trayicon); //添加托盘图标到系统托盘区 } catch (AWTException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } setVisible(false); // 使窗口不可视
}
public void windowDeactivated(WindowEvent e) { // TODO Auto-generated method stub
}
public void windowDeiconified(WindowEvent e) { // TODO Auto-generated method stub
}
public void windowIconified(WindowEvent e) { // TODO Auto-generated method stub
try { trays.add(trayicon); //添加托盘图标到系统托盘区 setVisible(false); // 使窗口不可视
} catch (AWTException e1) { // TODO Auto-generated catch block e1.printStackTrace(); }
}
public void windowOpened(WindowEvent e) { // TODO Auto-generated method stub
}
});
this.setVisible(true); //开始显示窗体;
}
public void tray() {
//定义托盘图标对象 imageicon = new ImageIcon("D:/Program Files/Java/404.png");
//右键弹出的菜单 PopupMenu pupo = new PopupMenu();
MenuItem open = new MenuItem("打开"); MenuItem exit = new MenuItem("退出"); MenuItem author = new MenuItem("作者"); pupo.add(open); pupo.add(exit); pupo.add(author);
//获得托盘区域对象 trays = SystemTray.getSystemTray();
//创建托盘对象 trayicon = new TrayIcon(imageicon.getImage(), "托盘程序", pupo);
//为各个组件添加监听事件 button1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub
try { trays.add(trayicon); //向托盘区域添加托盘对象 setVisible(false); // 使窗口不可视 } catch (AWTException e1) { // TODO Auto-generated catch block e1.printStackTrace(); }
}
});
button2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub System.exit(0); }
});
trayicon.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
if (e.getClickCount() == 2) { //如果双击托盘图标 trays.remove(trayicon); //从托盘区域移去托盘对 setExtendedState(JFrame.NORMAL); //使窗体恢复到原来的形状; setVisible(true); //设置窗体可显示;
}
};
});
open.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub
trays.remove(trayicon); //从托盘区域移去托盘对
setVisible(true); //设置窗体可显示; setAlwaysOnTop(true); //使窗体置顶
setExtendedState(JFrame.NORMAL); //使窗体恢复到原来的形状;
//repaint(); }
});
exit.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub System.exit(0); }
});
author.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub
JOptionPane.showMessageDialog(new JLabel(), "作者：865086322", "信息提示", 1);
}
});
}
}
