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How to add icon to system tray and show info message after doubleclick on it ?
For this example you need:
import java.awt.*;
For checking doubleclick on tray icon use and add java.awt.event.ActionListener.
/* -- is supported by System ? */ if ( ! SystemTray.isSupported() ) return; /* -- get system tray */ SystemTray tray = SystemTray.getSystemTray(); System.out.println( tray.getTrayIconSize().toString() ); /* -- load image */ Image image = Toolkit.getDefaultToolkit().getImage( this.getClass().getResource( "/resource/pict2.png" ) ); /* -- create tray icon */ TrayIcon trayicon = new TrayIcon( image, "This is tray icon.." ); trayicon.setImageAutoSize( true ); /* -- add action listener */ ActionListener actionListener = new ActionListener() { @Override public void actionPerformed( ActionEvent e ) { ( (TrayIcon) e.getSource() ).displayMessage( "Action", "This is action on icon !", TrayIcon.MessageType.INFO ); } }; /* -- add tray icon to system tray */ try { tray.add( trayicon ); } catch (AWTException ex) { Logger.getLogger(Window.class.getName()).log(Level.SEVERE, null, ex); }
After doubleclick on the icon is displayed this message:
