Swing 02B

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

public class Example01B {
    public static void main(String[] args) {
        JFrame jFrame = new JFrame();
        JPanel jPanel = new JPanel();
        JButton jButton1 = new JButton("Copia");
        JButton jButton2 = new JButton("Pulisci");
        JTextField jTextField1 = new JTextField(40);
        JTextField jTextField2 = new JTextField(40);

        jButton1.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                jTextField2.setText(jTextField1.getText());
            }
        });
        jButton2.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                jTextField2.setText("");
            }
        });

        jPanel.add(jButton1);
        jPanel.add(jButton2);
        jPanel.add(jTextField1);
        jPanel.add(jTextField2);


        Container c = jFrame.getContentPane();
        c.add (jPanel);  // aggiunge p al Container c

        jFrame.setSize (500,150);
        jFrame.setVisible(true);
        jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }
}