title: How to create a combo box actionListener?
body: <p>How do I create a combo box action listener?
  I have the following so far:</p>
  
  <pre><code>myCombo = new JComboBox();
  myCombo.addActionListener();
  </code></pre>
  
  <p>I am not sure how to proceed, it seems that it is different from the one used for the buttons.</p>