How to connect an setup box?

Question

I want to know if it is possible to use the monitor also with an setupbox, i.e. to switch the input of the monitor between an Mac Mini and a setup box (with HDMI output)

Answer 1

How to add an icon to the panel? because it is not working:
          menuItem.addActionListener(new ActionListener(){
                public void actionPerformed (ActionEvent evt) {
                     ImageIcon icon = new ImageIcon("logo.jpeg");
                      //JOptionPane.showMessageDialog(null, "There's no \"there\" there.");
                      JOptionPane.showMessageDialog(null,
                          "Jose Cernicharo ([email protected])\nLuis Diez Merino ([email protected]) .",
                          "Mlvg 0.3 developers :",
                          JOptionPane.INFORMATION_MESSAGE,
                          icon);
          }});