一个简单的投票程序

最近有空在学习下Swing方面的知识，就做了点放上来
程序如下：
import java.awt.*;
import java.awt.Event.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.StringTokenizer;

import javax.swing.*;

public class VoteTest implements ActionListener{
        private JFrame frame;
        private JPanel p1,p2,p3,p2_1;
        private JLabel label1,label2,label3;
        private JTextField name,votemess;
        private JTextField schoolVote[];
        private JButton com,con,sure,resh,sort;
        private Checkbox checkbox[];
        private int[] count;
        private int totalVote,schoolNumber,max,dis,giveup;
       
        public VoteTest(){
                frame=new JFrame("中国大学排行榜选票系统v1.0");
               
                p1=new JPanel();
                p2=new JPanel();
                p3=new JPanel();
               
                label1=new JLabel("首先输入候选学校的名字（数量不超过10，名字之间用逗号分隔):");
                label2=new JLabel("用下面的选择框统计选票：",JLabel.CENTER);
                label3=new JLabel("选举结果：");
               
                name=new JTextField(10);
                votemess=new JTextField(46);
                schoolVote=new JTextField[10];
               
                com=new JButton("确认");
                con=new JButton("取消");
                sure=new JButton("确定");
                resh=new JButton("刷新");
                sort=new JButton("排序");
               
                checkbox=new Checkbox[10];
                p2_1=new JPanel();
               
                count=new int[10];//记录学校的选票数
                totalVote=0;
                schoolNumber=0;
                max=3;
                dis=0;
                giveup=0;
               
                init();
        }
       
        public  void init(){
                frame.setLayout(new GridLayout(3,1));
                frame.add(p1);
                frame.add(p2);
                frame.add(p3);
               
                p1.setLayout(new BorderLayout());
                p1.add(label1,BorderLayout.NORTH);
                p1.add(name,BorderLayout.CENTER);
                JPanel p1_3;
                p1_3=new JPanel();
                p1_3.add(com);p1_3.add(con);p1_3.add(label2);
                p1.add(p1_3,BorderLayout.SOUTH);
               
                p2.setLayout(new BorderLayout());
                JPanel p2_2;
                p2_2=new JPanel();
                p2_1.setLayout(new GridLayout(2,5));
                for(int i=0;i<=9;i++){
                        checkbox=new Checkbox();
                        p2_1.add(checkbox);
                }
                p2_2.add(sure);p2_2.add(resh);p2_2.add(sort);
                p2.add(p2_1,BorderLayout.CENTER);
                p2.add(p2_2,BorderLayout.SOUTH);
               
                p3.setLayout(new BorderLayout());
                JPanel p3_1,p3_2;
                p3_1=new JPanel();
                p3_2=new JPanel();
                p3_1.add(label3);p3_1.add(votemess);
                p3_2.setLayout(new GridLayout(10,1));
                for(int i=0;i<=9;i++){
                        schoolVote=new JTextField();
                        p3_2.add(schoolVote);
                }
                ScrollPane scroll=new ScrollPane();
                scroll.add(p3_2);
                p3.add(p3_1,BorderLayout.NORTH);p3.add(scroll,BorderLayout.CENTER);
               
                com.addActionListener(this);con.addActionListener(this);
                sure.addActionListener(this);resh.addActionListener(this);
                sort.addActionListener(this);
               
        }
       
        public void show(){
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        }
       
        /* (non-Javadoc)
         * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
         */
        public void actionPerformed(ActionEvent e) {
                // TODO Auto-generated method stub
                String s[]=new String[10];
                if(e.getSource()==com){
                        p2_1.removeAll();
                        String s_name=name.getText();
                        //提取候选的名字，名字用逗号（英文逗号或汉文逗号）分隔；
                        StringTokenizer fenxi=new StringTokenizer(s_name,",，");
                        schoolNumber=fenxi.countTokens();//获取候选的个数
                        int i=0;
                        while(fenxi.hasMoreTokens()){        //用单选框代表候选，并添加到面板p2_1
                                s=fenxi.nextToken();
                                p2_1.add(checkbox);
                                checkbox.setLabel(s);
                                i++;
                        }
                        for(int k=0;k<schoolNumber;k++){
                                schoolVote[k].setText(null);
                        }
                }else if(e.getSource()==con){
                        name.setText(null);
                        com.setEnabled(true);
                        for(int k=0;k<schoolNumber;k++){
                                schoolVote[k].setText(null);
                        }
                }else if(e.getSource()==sure){
                        totalVote=totalVote+1;
                        com.setEnabled(false);
                        int number=0;
                        for(int k=0;k<schoolNumber;k++){
                                if(checkbox[k].getState()){
                                        number++;
                                }
                        }
                        if(number>max){
                                dis++;
                                for(int k=0;k<schoolNumber;k++){
                                        checkbox[k].setState(false);
                                }
                        }else if(number==0){
                                giveup++;
                        }else if(number>0&&number<=max){
                                for(int k=0;k<schoolNumber;k++){
                                        if(checkbox[k].getState()){
                                                count[k]=count[k]+1;
                                                checkbox[k].setState(false);
                                                schoolVote[k].setText(checkbox[k].getLabel()+"的得票数："+count[k]);
                                        }else{
                                                schoolVote[k].setText(checkbox[k].getLabel()+"的得票数："+count[k]);
                                        }
                                }
                        }
                        votemess.setText("己统计了："+totalVote+"张选票，其中弃权票："+giveup+"作废票："+dis);
                }else if(e.getSource()==sort){
                        for(int i=0;i<schoolNumber;i++){
                                for(int j=i+1;j<schoolNumber;j++){
                                        if(count[j]>count){
                                                String str_temp=schoolVote.getText();
                                                schoolVote.setText(schoolVote[j].getText());
                                                schoolVote[j].setText(str_temp);
                                                int nnn=count;count=count[j];count[j]=nnn;
                                        }
                                }
                        }
                        sort.setEnabled(false);sure.setEnabled(false);
                }else if(e.getSource()==resh){
                        totalVote=0;
                        votemess.setText("己统计了："+totalVote+"张选票");
                        name.setText(null);
                        com.setEnabled(true);sure.setEnabled(true);sort.setEnabled(true);
                        for(int i=0;i<=4;i++){
                                count=0;
                                schoolVote.setText(null);
                                p2_1.removeAll();
                        }
                }
        }

        /**
         * @param args
         */
        public static void main(String[] args) {
                // TODO Auto-generated method stub
                new VoteTest().show();
        }

       

}