title: Add Scroll bar in JEditorPane, setLayout null
body: <p>I can't add scroll bar on EditorPane. </p>
  
  <pre><code>private JEditorPane editorPane;
  private JScrollPane scrollpane;
  </code></pre>
  
  <p>Container :</p>
  
  <pre><code>Container c = getContentPane();
      c.setLayout(null);
      setBounds(100, 100, 450, 300);
  
      editorPane = new JEditorPane();
      editorPane.setBounds(0, 54, 434, 208);
  
      scrollpane = new JScrollPane(editorPane);
      scrollpane.setPreferredSize(new Dimension(350, 110));
  
      c.add(scrollpane);
  </code></pre>
  
  <p>..
  ..
  Nothing added</p>