MainWindow.java

package view;

import java.awt.*;


import javax.swing.JFrame;
import javax.swing.JPanel;

public class MainWindow {

	private JFrame frame;

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					MainWindow window = new MainWindow();
					window.frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the application.
	 */
	public MainWindow() {
		initialize();
	}

	/**
	 * Initialize the contents of the frame.
	 */
	private void initialize() {
		frame = new JFrame();
		frame.setExtendedState(JFrame.MAXIMIZED_BOTH);
		//frame.setBackground(new Color(186,85,211));
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		//frame.getContentPane().setLayout(null);
		frame.setVisible(true);
		
		JPanel panel = new JPanel();
		panel.setBackground(new Color(186,85,211));
		frame.getContentPane().add(panel);
		panel.setLayout(null);
		
		JPanel panel_1 = new JPanel();
		panel_1.setBounds(6, 6, 48, 47);
		panel.add(panel_1);
	}
}