Examples of java.awt.TrayIcon.displayMessage()

java.awt.TrayIcon.displayMessage()

Displays a popup message near the tray icon. The message will disappear after a time or if the user clicks on it. Clicking on the message may trigger an {@code ActionEvent}.

Either the caption or the text may be null, but an NullPointerException is thrown if both are null. When displayed, the caption or text strings may be truncated on some platforms; the number of characters that may be displayed is platform-dependent.

Note: Some platforms may not support showing a message. @param caption the caption displayed above the text, usually inbold; may be null @param text the text displayed for the particular message; may benull @param messageType an enum indicating the message type @throws NullPointerException if both captionand text are null

      public void windowIconified(WindowEvent e) {


        try {
          tray.add(trayIcon);
          frm.setVisible(false);
          trayIcon.displayMessage("Dot Project", "You can access Dot Project by double clicking this icon", TrayIcon.MessageType.INFO);
        } catch (AWTException ex) {
          System.err.println("TrayIcon could not be added.");
        }
      }
    });

        Out.exception(e);
      }
    } else {
      TrayIcon tray = GuiDesktop.getTray();
      if(tray != null)
        tray.displayMessage(headline, text, TrayIcon.MessageType.INFO);
    }
  }


  @Override
  public void channelJoin(Connection source, BNetUser user) {

      addWindowListener(new WindowAdapter() {
        private boolean first = true;
        public void windowClosing(WindowEvent e) {
          MainWindow.this.setVisible(false);
          if (first) {
            icon.displayMessage(
                "JDCP Worker",
                "JDCP Worker is still running.  To exit, right click this icon and click 'exit'.",
                MessageType.INFO);
            first = false;
          }

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