Java中将应用程序最小化到托盘

女爷i 2023-10-17 22:59 30阅读 0赞

测试代码包括2个文件: TaryFrame.java 和 Tary.java.

/// 1. TaryFrame.java //

import javax.swing.JFrame;

import javax.swing.JTextArea;  
import javax.swing.JTextField;

public class TaryFrame extends JFrame\{  
  
public static JTextArea jta\_info = new JTextArea(10,30);  
  
public JTextField jtf\_port;  
  
public TaryFrame()\{  
this.setTitle("tray test");  
this.setSize(410,380);  
  
this.setDefaultCloseOperation(EXIT\_ON\_CLOSE);

//窗体大小固定  
setResizable(false);  
new Tary(this);  
this.setVisible(true);  
\}  
  
public static void main(String\[\] args) \{  
new TaryFrame();  
\}

/// 2. Tary.java //

import java.awt.AWTException;  
import java.awt.Image;  
import java.awt.MenuItem;  
import java.awt.PopupMenu;  
import java.awt.SystemTray;  
import java.awt.Toolkit;  
import java.awt.TrayIcon;  
import java.awt.event.ActionEvent;  
import java.awt.event.ActionListener;  
import java.awt.event.MouseEvent;  
import java.awt.event.MouseListener;  
import java.awt.event.WindowEvent;  
import java.awt.event.WindowListener;

import javax.swing.JFrame;

public class Tary implements ActionListener,MouseListener,WindowListener\{  
  
TrayIcon trayIcon=null;  
Image iconImage= Toolkit.getDefaultToolkit().getImage("img/trayicon.png");  
JFrame frame;  
public Tary(JFrame f)\{  
frame=f;  
if (SystemTray.isSupported()) \{  
SystemTray tray = SystemTray.getSystemTray();  
PopupMenu popup = new PopupMenu();  
//popup.addActionListener(this);  
MenuItem defaultItem = new MenuItem("打开");  
defaultItem.addActionListener(this);  
popup.add(defaultItem);  
defaultItem = new MenuItem("退出");  
defaultItem.addActionListener(this);  
popup.add(defaultItem);  
trayIcon = new TrayIcon(iconImage, "Tray Test", popup);  
trayIcon.addMouseListener(this);  
try \{  
tray.add(trayIcon);  
\} catch (AWTException e) \{  
System.err.println(e);  
\}  
\}  
frame.setIconImage(iconImage);  
frame.addWindowListener(this);  
frame.setDefaultCloseOperation(JFrame.DISPOSE\_ON\_CLOSE);  
\}  
public void windowActivated(WindowEvent arg0) \{  
//this.setAlwaysOnTop(true);  
\}  
  
public void windowClosed(WindowEvent arg0) \{  
  
\}  
  
public void windowClosing(WindowEvent arg0) \{  
  
\}  
  
public void windowDeactivated(WindowEvent arg0) \{  
  
\}  
  
public void windowDeiconified(WindowEvent arg0) \{  
  
\}  
  
public void windowIconified(WindowEvent arg0) \{  
frame.setVisible(false);  
\}  
  
public void windowOpened(WindowEvent arg0) \{  
  
\}  
  
public void actionPerformed(ActionEvent e) \{  
if(e.getActionCommand().equals("退出"))  
System.exit(0);  
else if(e.getActionCommand().equals("打开"))  
frame.setVisible(true);  
  
\}  
  
public void mouseClicked(MouseEvent e) \{  
if(e.getClickCount()==2)  
\{  
frame.setVisible(true);  
frame.setExtendedState(JFrame.NORMAL);  
frame.repaint();  
\}  
\}  
  
public void mouseEntered(MouseEvent arg0) \{  
System.out.println("mouseEntered ");  
  
\}  
  
public void mouseExited(MouseEvent arg0) \{  
System.out.println("mouseExited ");  
\}  
  
public void mousePressed(MouseEvent arg0) \{  
System.out.println("mousePressed ");  
\}  
  
public void mouseReleased(MouseEvent arg0) \{  
System.out.println("mouseReleased ");  
\}  
\}