/** * This method creates a JFrame where everything will be displayed INPUT (parameters): none OUTOUT * (return): none */ public static void createAndShowGUI() { JFrame frame = new JFrame("Black Jack"); // title of the JFrame BlackJack demo = new BlackJack(); // create and set up the content pane frame.setContentPane(demo.createContentPane()); frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE); // what happens if the user presses the x button frame.setSize(950, 760); frame.setVisible(true); // ensure frame is visible }