Java中实现系统托盘功能(代码全贴,附加运行截图)

Java中如何,实现系统托盘功能.

示例图

项目包结构图

 

系统运行截图

应用核心逻辑说明,隐藏到托盘实质就是讲窗体隐藏.即setVisible(false),显示窗体即就是讲setVisible(true).

项目代码如下:

 1 package org.pdp.frame;  2 
 3 import java.awt.AWTException;  4 import java.awt.MenuItem;  5 import java.awt.PopupMenu;  6 import java.awt.SystemTray;  7 import java.awt.TrayIcon;  8 import java.awt.event.ActionEvent;  9 import java.awt.event.ActionListener;  10 import java.net.URL;  11 
 12 import javax.swing.ImageIcon;  13 import javax.swing.JFrame;  14 import javax.swing.JMenu;  15 import javax.swing.JMenuBar;  16 import javax.swing.JMenuItem;  17 
 18 
 19 public class MainFrame extends JFrame implements ActionListener{  20 
 21     private static final long serialVersionUID = -7078030311369039390L;  22     private JMenu menu;  23     private JMenuBar jmenuBar;  24     private String [] jmItemName = {"置于托盘","系统退出"};  25     
 26     public MainFrame(){  27         super("电话薄");  28  init();  29         this.setSize(500,400);  30         this.setJMenuBar(jmenuBar);  31         this.setLocationRelativeTo(null);  32         systemTray();    //系统托盘
 33  }  34     
 35     /**
 36  * 初始化界面  37      */
 38     public void init(){  39         menu = new JMenu("系统窗体");  40         for(int i=0; i<jmItemName.length; i++){  41             JMenuItem menuItem = new JMenuItem(jmItemName[i]);  42             menuItem.addActionListener(this);  43  menu.add(menuItem);  44  }  45         this.jmenuBar = new JMenuBar();  46         this.jmenuBar.add(menu);  47  }  48     
 49  @Override  50     public void actionPerformed(ActionEvent e) {  51         String actions = e.getActionCommand();  52         if("置于托盘".equals(actions)){  53             this.setVisible(false);  54  }  55         if("系统退出".equals(actions)){  56             System.exit(0);  57  }  58         
 59  }  60     
 61     /**系统托盘图标处理.*/
 62     private void systemTray(){  63         if(SystemTray.isSupported()){    //判断系统是否支持托盘功能.
 64             URL resource = this.getClass().getResource("systray.jpg");    //获得图片路径
 65             ImageIcon icon = new ImageIcon(resource); //创建图片对象
 66             PopupMenu popupMenu = new PopupMenu(); //创建弹出菜单对象
 67             MenuItem itemExit = new MenuItem("退出系统");    //创建弹出菜单中的退出项
 68             MenuItem itemShow = new MenuItem("显示窗体"); //创建弹出菜单中的显示主窗体项.
 69             itemExit.addActionListener(new ActionListener() {     //给退出像添加事件监听
 70  @Override  71                 public void actionPerformed(ActionEvent e) {  72                     System.exit(0);  73  }  74  });  75             itemShow.addActionListener(new ActionListener() { //给窗体最小化添加事件监听.
 76  @Override  77                 public void actionPerformed(ActionEvent e) {  78                     setVisible(true);  79  }  80  });  81  popupMenu.add(itemExit);  82  popupMenu.add(itemShow);  83             TrayIcon trayIcon = new TrayIcon(icon.getImage(),"电话薄系统",popupMenu);  84             SystemTray sysTray = SystemTray.getSystemTray();  85             try {  86  sysTray.add(trayIcon);  87             } catch (AWTException e1) { }  88  }  89  }  90     
 91     /**
 92  * 主方法  93  * @param args  94      */
 95     public static void main(String[] args) {  96 
 97         new MainFrame().setVisible(true);  98     
 99  } 100 
101 }

 转载请注明出处[http://www.cnblogs.com/dennisit/archive/2012/12/25/2833060.html]