I have created a JFrame
and want to hide this from the taskbar
in windows
. But, it should be visible in the bottom right corner in the tray menu items
.
Can anybody tell me how to do this?
Do I need to make some changes in system settings of windows
?
For example, you might have seen some tools zoom, MS Teams, Windows security manager, etc. are hidden in the system tray of taskbar.
import java.awt.*;
import java.awt.event.*;
import javax.swing.JFrame;
import javax.swing.UIManager;
/**
*
* @author Mohammad Faisal
* ermohammadfaisal.blogspot.com
* facebook.com/m.faisal6621
*
*/
public class HideToSystemTray extends JFrame{
TrayIcon trayIcon;
SystemTray tray;
HideToSystemTray(){
super("SystemTray test");
System.out.println("creating instance");
try{
System.out.println("setting look and feel");
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
}catch(Exception e){
System.out.println("Unable to set LookAndFeel");
}
if(SystemTray.isSupported()){
System.out.println("system tray supported");
tray=SystemTray.getSystemTray();
Image image=Toolkit.getDefaultToolkit().getImage("/media/faisal/DukeImg/Duke256.png");
ActionListener exitListener=new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("Exiting....");
System.exit(0);
}
};
PopupMenu popup=new PopupMenu();
MenuItem defaultItem=new MenuItem("Exit");
defaultItem.addActionListener(exitListener);
popup.add(defaultItem);
defaultItem=new MenuItem("Open");
defaultItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
setVisible(true);
setExtendedState(JFrame.NORMAL);
}
});
popup.add(defaultItem);
trayIcon=new TrayIcon(image, "SystemTray Demo", popup);
trayIcon.setImageAutoSize(true);
}else{
System.out.println("system tray not supported");
}
addWindowStateListener(new WindowStateListener() {
public void windowStateChanged(WindowEvent e) {
if(e.getNewState()==ICONIFIED){
try {
tray.add(trayIcon);
setVisible(false);
System.out.println("added to SystemTray");
} catch (AWTException ex) {
System.out.println("unable to add to tray");
}
}
if(e.getNewState()==7){
try{
tray.add(trayIcon);
setVisible(false);
System.out.println("added to SystemTray");
}catch(AWTException ex){
System.out.println("unable to add to system tray");
}
}
if(e.getNewState()==MAXIMIZED_BOTH){
tray.remove(trayIcon);
setVisible(true);
System.out.println("Tray icon removed");
}
if(e.getNewState()==NORMAL){
tray.remove(trayIcon);
setVisible(true);
System.out.println("Tray icon removed");
}
}
});
setIconImage(Toolkit.getDefaultToolkit().getImage("Duke256.png"));
setVisible(true);
setSize(300, 200);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
public static void main(String[] args){
new HideToSystemTray();
}
}
This is the working program!