JAVA简单摇号器

给软件工程专业写的摇号器。

还没有写好。

学号还没有弄完。

暂定V.05

package 摇号;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
public class Yao extends JFrame {
 static boolean start=false;
 boolean pause=false;
 JLabel jl1 = new JLabel();
 JLabel jl2 = new JLabel();
 JLabel jl3 = new JLabel();
 JLabel jl4 = new JLabel();
 JLabel jl5 = new JLabel();
 JLabel jl6 = new JLabel();
 JButton jb1 = new JButton("开始");
 JButton jb2 = new JButton("结束");
 printer1 p1 = new printer1(jl1);
 printer1 p2 = new printer1(jl2);
 printer1 p3 = new printer1(jl3);
 printer1 p4 = new printer1(jl4);
 printer1 p5 = new printer1(jl5);
 printer1 p6 = new printer1(jl6);

 public Yao() {
  setTitle("软件工程专业学生抽取器");
  setSize(500, 200);
  setLocationRelativeTo(null);
  setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  setLayout(new FlowLayout());
  init();

 }

 public void init() {
  
  add(jl1);
  add(jl2);
  add(jl3);
  add(jl4);
  add(jl5);
  add(jl6);
  add(jb1);
  add(jb2);
  jb1.addActionListener(new ActionListener() {

   @Override
   public void actionPerformed(ActionEvent e) {
    // TODO Auto-generated method stub
    start();
   }

  });
  jb2.addActionListener(new ActionListener() {

   @Override
   public void actionPerformed(ActionEvent e) {
    // TODO Auto-generated method stub
    start=pause;
   }

  });

  
  setVisible(true);
 }
 public void start(){
  start=true;
  Thread t1 = new Thread(p1);
  Thread t2 = new Thread(p2);
  Thread t3 = new Thread(p3);
  Thread t4 = new Thread(p4);
  Thread t5 = new Thread(p5);
  Thread t6 = new Thread(p6);
  t1.start();
  t2.start();
  t3.start();
  t4.start();
  t5.start();
  t6.start();
 }
 public static void main(String []args){
  Yao y=new Yao();
  y.init();
 }
}
class printer1 implements Runnable {
  JLabel lbl = null;
 public printer1(JLabel lbl) {
  this.lbl = lbl;
 }

 public  void run() {
  while (Yao.start) {
   int a = (int) (0 + Math.random() * 9);
   try{
    Thread.sleep(100);
   }catch(InterruptedException e){
    e.printStackTrace();
   }

   String num = String.valueOf(a);
   lbl.setText(num);
   }
  
 }
}