Frame Background color?

Question

Hello
How can i change the background color of a frame? Because this wont work and i dont know what i have made wrong. So , please take a look.
Heres my code:
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class Main {
private static void createAndShowGUI() {
        //Create and set up the window.
        JFrame frame = new JFrame("Game");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setDefaultLookAndFeelDecorated(true);
        //Display the window.
        frame.pack();
        frame.setBackground(Color.BLACK);
        frame.setVisible(true);
        frame.setSize(800, 576); //x 32 * 25 y= 18
        frame.setLayout(null);
        frame.setResizable(false);
public static void main(String args[]) {
javax.swing.SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                createAndShowGUI();
}Thanks
/javaguy387

Answer 1

write this
Container con=frame.getContentPane();
con.setBackground(Color.black);