import java.awt.*; 
import java.awt.event.*; 
import javax.swing.*;

public class Inmatning2 extends JFrame implements ActionListener {

    JButton pressme;
    JTextField answer;

    Inmatning2() {
	super("Inmatning 2"); 
	
	JPanel pane = new JPanel();
	JLabel prompt = new JLabel(" Enter a number: ");
	answer = new JTextField ("", 5); 
	pressme = new JButton("Press Me");

	answer.requestFocus(); 

	pressme.addActionListener(this); 

	pane.add(prompt); 
	pane.add(answer); 
	pane.add(pressme);
	add(pane);    

	setBounds(100,100,300,200);
	setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

	setVisible(true);
    }

    public void actionPerformed(ActionEvent event) {
	if (event.getSource() == pressme) {
	    answer.setText("Button pressed!");
	    JOptionPane.showMessageDialog(null,"I hear you!");
	    setVisible(true);  
	}
    }
    
    public static void main(String[] args) {
	new Inmatning2();
    }
}