1public class inter extends JFrame implements ActionListener{
2 JTextField j;
3 JButton b;
4 JLabel l;
5 public inter(){
6 l=new JLabel("the worst area");
7 b=new JButton("changer");
8 b.addActionListener(this);
9 j=new JTextField(20);
10 j.setVisible(true);
11 this.setLayout(new FlowLayout());
12 this.add(l);
13 this.add(j);
14 this.add(b);
15 l=new JLabel("the worst area");
16 this.setTitle("diagnostic");
17 this.setSize(300, 300);
18 this.setVisible(true);
19 }
20 @Override
21 public void actionPerformed(ActionEvent e) {
22 // TODO Auto-generated method stub
23 if (e.getSource()==b){
24 this.l.setText(j.getText());
25 }
26
27 }
28
29
30}