Java tutorial
import java.awt.BorderLayout; import java.awt.Container; import java.awt.Dimension; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JProgressBar; public class Main extends JFrame { JPanel glass = new JPanel(new GridLayout(0, 1)); JLabel padding = new JLabel(); JProgressBar waiter = new JProgressBar(0, 100); public Main() { setSize(300, 300); setDefaultCloseOperation(EXIT_ON_CLOSE); JPanel controlPane = new JPanel(new GridLayout(2, 1)); controlPane.setOpaque(false); controlPane.add(new JLabel("Please wait...")); controlPane.add(waiter); glass.setOpaque(false); glass.add(padding); glass.add(new JLabel()); glass.add(controlPane); glass.add(new JLabel()); glass.add(new JLabel()); glass.setSize(new Dimension(300, 300)); setGlassPane(glass); JButton startB = new JButton("Start!"); startB.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent A) { glass.setVisible(true); padding.requestFocus(); } }); Container contentPane = getContentPane(); contentPane.add(startB, BorderLayout.SOUTH); } public static void main(String[] args) { Main ge = new Main(); ge.setVisible(true); } }