title: Call another Frame into another on in a diffrent class
body: <p>I need to implement a JFrame of a class into another one when i click a button.</p>
  
  <p>Here is my code :</p>
  
  <pre><code>public class Test6 extends JFrame implements Runnable {
   private static final String DB_PATH = "C:/testtest";
   private static GraphDatabaseService graphDb;
   Graph graph;
   Viewer viewer;
   View view;
   public JPanel contentPane1;
  
  public void run() {
       Transaction tx = graphDb.beginTx();
      try
      {
          contentPane1 = new JPanel();
      contentPane1.setBackground(Color.DARK_GRAY);
      contentPane1.setBorder(new EmptyBorder(5, 5, 5, 5));
      contentPane1.setLayout(new BorderLayout(0, 0));
      setContentPane(contentPane1);
      JPanel panelSettings = new JPanel();
      panelSettings.setBorder(new EmptyBorder(0, 8, 0, 8));
      panelSettings.setBackground(SystemColor.activeCaption);
      panelSettings.setLayout(new BorderLayout(0, 0));
      contentPane1.add(panelSettings, BorderLayout.WEST);
      viewer.enableAutoLayout();
      view = viewer.addDefaultView(false);
      contentPane1.add(view);
      setSize(800, 600);
      setVisible(true);
      setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   }
  </code></pre>
  
  <p>and the other class code is :</p>
  
  <pre><code>public class GraphTest2 extends JFrame implements ActionListener 
  {
  public GraphTest2()
  {
      Init();
  
  }
  
  public void Init()
  {
  
      contentPane = new JPanel();
  
      contentPane.setBackground(Color.DARK_GRAY);
      contentPane.setBorder(new EmptyBorder(0,0,0,0));
      contentPane.setLayout(new BorderLayout(8,0));
      setContentPane(contentPane);
  
  
      JPanel panelSettings = new JPanel();   
      panelSettings.setLayout(new GridLayout(20,1,0,0));
  
          panelSettings.add(b1);
          public void actionPerformed(ActionEvent e) {
  
            if(e.getSource()==b1){
          }
  </code></pre>
  
  <p>Iam trying to use internal Frame but i didn't know how to implement it in my code. 
  Thank you for your time and help. </p>