1 import javax.swing.*;
2 import java.awt.*;
3 import java.awt.event.*;
4
5 public class Test_16_24 extends JFrame{
6 JPanel butJP= new JPanel();
7 StillClock clock = new StillClock();
8 JButton jb1 = new JButton("start");
9 JButton jb2 = new JButton("stop");
10 Timer timer = new Timer(1000,new ActionListener(){
11 @Override
12 public void actionPerformed(ActionEvent e) {
13 // TODO Auto-generated method stub
14 clock.setCurrentTime();
15 clock.repaint();
16 }
17 });
18
19 public Test_16_24(){
20 butJP.add(jb1);
21 butJP.add(jb2);
22 add(butJP,BorderLayout.SOUTH);
23 add(clock,BorderLayout.CENTER);
24 //start event listener
25 jb1.addActionListener(new ActionListener(){
26
27 @Override
28 public void actionPerformed(ActionEvent arg0) {
29 // TODO Auto-generated method stub
30 timer.start();
31 }
32
33 });
34 //stop event listener
35 jb2.addActionListener(new ActionListener(){
36
37 @Override
38 public void actionPerformed(ActionEvent arg0) {
39 // TODO Auto-generated method stub
40 timer.stop();
41 }
42
43 });
44
45 }
46
47 public static void main(String[] args) {
48 // TODO Auto-generated method stub
49 JFrame frame = new Test_16_24();
50 frame.setTitle("Test_16_24");
51 frame.setSize(300, 300);
52 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
53 frame.setLocationRelativeTo(null);
54 frame.setVisible(true);
55 }
56
57 }
