title: How to let the content in JComboBox display in the center?
body: <p>Currently I have this <code>JComboBox</code>, how can I get to center the content inside it?</p>
  
  <pre><code>String[] strs = new String[]{"15158133110", "15158133124", "15158133458"};
  JComboBox com = new JComboBox(strs);
  </code></pre>