我会用时间去维护它的题目是你们来吧题目要求我做一个jdbc来做一个带数据库的测试题目
测试------->把答案与选题号作比较------>错---->你错了
                                ------>对----->你对了恭喜next------>下一道题
priv------>上一道题重置----->清空而已
显示答案----->把数据库里的答案显示出来带有标号的题目
并把题目显示出来

解决方案 »

  1.   

    import java.awt.*;
    import  javax.swing.*;
    import  java.awt.event.*;public  class  choose extends JFrame {
             String  str1=new   String("str1");
             String  str2=new   String("str2");
             String  str3=new   String("str3");
             String  str4=new   String("str4");
             JCheckBox ch1=new    JCheckBox(str1);
             JCheckBox ch2=new    JCheckBox(str2);
             JCheckBox ch3=new    JCheckBox(str3);
             JCheckBox ch4=new    JCheckBox(str4);
             static  JButton   button1=new   JButton("测试");
             static  JButton   button2=new   JButton("重测");
             static  JButton   button3=new   JButton("答案");
             static  JButton   button4=new   JButton("下个");
            JFrame   jframe=new  JFrame("The test in the java class");         boolean inAnApplet = true;
             final boolean shouldFill = true;
             final boolean shouldWeightX = true;
     
             public  static void  main(String args[]){
                    choose   t=new  choose();
                    t.init();            
                    t.dowork();
            }   
           
            void  init(){
                        Container checkPanel = getContentPane();
                        GridBagLayout gridbag = new GridBagLayout();
                        GridBagConstraints c = new GridBagConstraints();
                        checkPanel.setLayout(gridbag);
                        if (shouldFill) {
                               c.fill = GridBagConstraints.HORIZONTAL; 
                          }
                        
                         c.gridx = 0;
                         c.gridy = 0;
                         gridbag.setConstraints(ch1, c);
                         checkPanel.add(ch1);                      
                         c.gridx = 0;
                         c.gridy = 1;
                         gridbag.setConstraints(ch2, c);
                         checkPanel.add(ch2);                      c.gridx = 0;
                          c.gridy = 2;
                          gridbag.setConstraints(ch3, c);
                          checkPanel.add(ch3);                       c.gridx = 0;
                           c.gridy = 3;
                          gridbag.setConstraints(ch4, c);
                          checkPanel.add(ch4);                      c.gridx = 0;
                           c.gridy = 4;
                          gridbag.setConstraints(button1, c);
                          checkPanel.add(button1);                      c.gridx = 1;
                           c.gridy = 4;
                          gridbag.setConstraints(button2, c);
                          checkPanel.add(button2);                      c.gridx = 2;
                           c.gridy = 4;
                          gridbag.setConstraints(button3, c);
                          checkPanel.add(button3);                     c.gridx = 3;
                           c.gridy = 4;
                          gridbag.setConstraints(button4, c);
                          checkPanel.add(button4);
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);                      jframe.getContentPane().add(checkPanel);
                          jframe.pack();
                          jframe.setVisible(true);
           }         
            
           void  dowork(){
             xx   h1=new  xx();
            button1.addActionListener(h1);         yy   h2=new  yy();
            button3.addActionListener(h2);        zz   h3=new  zz();
            button2.addActionListener(h3);        
         }    
          
           class  xx    implements  ActionListener{
               public  void  actionPerformed(ActionEvent e){
                             JOptionPane.showMessageDialog(jframe,
                                    "the ");
                    }
           }       class  yy    implements  ActionListener{
                public  void  actionPerformed(ActionEvent e){
                             ch2.setSelected(true);
                             ch3.setSelected(true);
                    }
           }       class  zz    implements  ActionListener{
               public  void  actionPerformed(ActionEvent e){
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);
                    }
           }
           
            
    }
          
      

  2.   

    import java.awt.*;
    import  javax.swing.*;
    import  java.awt.event.*;public  class  choose extends JFrame {
             String  name=new   String(" name");
             String  str1=new   String("str1");
             String  str2=new   String("str2");
             String  str3=new   String("str3");
             String  str4=new   String("str4");
             JLabel ch0=new    JLabel(name);
             JCheckBox ch1=new    JCheckBox(str1);
             JCheckBox ch2=new    JCheckBox(str2);
             JCheckBox ch3=new    JCheckBox(str3);
             JCheckBox ch4=new    JCheckBox(str4);
             static  JButton   button1=new   JButton("测试");
             static  JButton   button2=new   JButton("重测");
             static  JButton   button3=new   JButton("答案");
             static  JButton   button4=new   JButton("下个");
            JFrame   jframe=new  JFrame("The test in the java class");         boolean inAnApplet = true;
             final boolean shouldFill = true;
             final boolean shouldWeightX = true;
     
             public  static void  main(String args[]){
                    choose   t=new  choose();
                    t.init();            
                    t.dowork();
            }   
           
            void  init(){
                        Container checkPanel = getContentPane();
                        GridBagLayout gridbag = new GridBagLayout();
                        GridBagConstraints c = new GridBagConstraints();
                        checkPanel.setLayout(gridbag);
                        if (shouldFill) {
                               c.fill = GridBagConstraints.HORIZONTAL; 
                          }
                        
                         c.gridx = 0;
                         c.gridy = 0;
                         gridbag.setConstraints(ch0, c);
                         checkPanel.add(ch0);                      
                         c.gridx = 0;
                         c.gridy = 1;
                         gridbag.setConstraints(ch1, c);
                         checkPanel.add(ch1);                      c.gridx = 0;
                          c.gridy = 2;
                          gridbag.setConstraints(ch2, c);
                          checkPanel.add(ch2);                       c.gridx = 0;
                           c.gridy = 3;
                          gridbag.setConstraints(ch3, c);
                          checkPanel.add(ch3);                       c.gridx = 0;
                           c.gridy = 4;
                          gridbag.setConstraints(ch4, c);
                          checkPanel.add(ch4);
                          c.gridx = 0;
                           c.gridy = 5;
                          gridbag.setConstraints(button1, c);
                          checkPanel.add(button1);                      c.gridx = 1;
                           c.gridy = 5;
                          gridbag.setConstraints(button2, c);
                          checkPanel.add(button2);                      c.gridx = 2;
                           c.gridy = 5;
                          gridbag.setConstraints(button3, c);
                          checkPanel.add(button3);                     c.gridx = 3;
                           c.gridy = 5;
                          gridbag.setConstraints(button4, c);
                          checkPanel.add(button4);
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);                      jframe.getContentPane().add(checkPanel);
                          jframe.pack();
                          jframe.setVisible(true);
           }         
            
           void  dowork(){
             xx   h1=new  xx();
            button1.addActionListener(h1);         yy   h2=new  yy();
            button3.addActionListener(h2);        zz   h3=new  zz();
            button2.addActionListener(h3);        
         }    
          
           class  xx    implements  ActionListener{
               public  void  actionPerformed(ActionEvent e){
                             JOptionPane.showMessageDialog(jframe,
                                    "the ");
                    }
           }       class  yy    implements  ActionListener{
                public  void  actionPerformed(ActionEvent e){
                             ch2.setSelected(true);
                             ch3.setSelected(true);
                    }
           }       class  zz    implements  ActionListener{
               public  void  actionPerformed(ActionEvent e){
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);
                    }
           }
           
            
    }
      

  3.   

    import  java.awt.*;
    import  javax.swing.*;
    import  java.awt.event.*;
    import  java.sql.*;
    class  Window  extends JFrame  implements  ActionListener{
             
           Window()
           {
                  String  name=new   String(" name");
                  String  str1=new   String("str1");
                  String  str2=new   String("str2");
                  String  str3=new   String("str3");
                  String  str4=new   String("str4");
                  JLabel ch0=new    JLabel(name);
                  JCheckBox ch1=new    JCheckBox(str1);
                  JCheckBox ch2=new    JCheckBox(str2);
                  JCheckBox ch3=new    JCheckBox(str3);
                  JCheckBox ch4=new    JCheckBox(str4);
                  JButton   button1=new   JButton("测试");
                  JButton   button2=new   JButton("重测");
                  JButton   button3=new   JButton("答案");
                  JButton   button4=new   JButton("下个");
                  JFrame   jframe=new  JFrame("The test in the java class");
     
                  boolean inAnApplet = true;
                  final boolean shouldFill = true;
                  final boolean shouldWeightX = true;              Container checkPanel = getContentPane();
                  GridBagLayout gridbag = new GridBagLayout();
                  GridBagConstraints c = new GridBagConstraints();
                  checkPanel.setLayout(gridbag);
                  if (shouldFill) {
                         c.fill = GridBagConstraints.HORIZONTAL; 
                  }
                       
                  c.gridx = 0;
                  c.gridy = 0;
                  gridbag.setConstraints(ch0, c);
                  checkPanel.add(ch0);
                          
                  c.gridx = 0;
                  c.gridy = 1;
                  gridbag.setConstraints(ch1, c);
                  checkPanel.add(ch1);              c.gridx = 0;
                  c.gridy = 2;
                  gridbag.setConstraints(ch2, c);
                  checkPanel.add(ch2);              c.gridx = 0;
                  c.gridy = 3;
                  gridbag.setConstraints(ch3, c);
                  checkPanel.add(ch3);              c.gridx = 0;
                  c.gridy = 4;
                  gridbag.setConstraints(ch4, c);
                  checkPanel.add(ch4);
                  c.gridx = 0;
                  c.gridy = 5;
                  gridbag.setConstraints(button1, c);
                  checkPanel.add(button1);
     
                  c.gridx = 1;
                  c.gridy = 5;
                  gridbag.setConstraints(button2, c);
                  checkPanel.add(button2);              c.gridx = 2;
                  c.gridy = 5;
                  gridbag.setConstraints(button3, c);
                  checkPanel.add(button3);              c.gridx = 3;
                  c.gridy = 5;
                  gridbag.setConstraints(button4, c);
                  checkPanel.add(button4);
                 ch1.setSelected(false);
                 ch2.setSelected(false);
                 ch3.setSelected(false);
                 ch4.setSelected(false);             jframe.getContentPane().add(checkPanel);
                 jframe.pack();
                 jframe.setVisible(true);
                  button1.addActionListener(this);               button3.addActionListener(this);
     
                  button2.addActionListener(this);                      button4.addActionListener(this);        
          
          /*        
                  addWindowListener(new  WindowAdapter()
                   {public void windowClosing(WindowEvent e)
           {
         System.exit(0);
                   });
            */
                 public  void  actionPerformed(ActionEvent e)
                 {
                      if(e.getSource()==button1){
                           JOptionPane.showMessageDialog(jframe,"the ");
                      }
                      if(e.getSource()==button2){
                            ch1.setSelected(false);
                            ch2.setSelected(false);
                            ch3.setSelected(false);
                            ch4.setSelected(false); 
                      }
         
                      if(e.getSource()==button3){
                           
                      }
                    
                      if(e.getSource()==button4){
                      }
                      
                }
          }
    }
      

  4.   

    import  java.awt.*;
    import  javax.swing.*;
    import  java.awt.event.*;
    import  java.sql.*;
    class  Window  extends JFrame  implements  ActionListener{
             
           Window()
           {
                  String  name=new   String(" name");
                  String  str1=new   String("str1");
                  String  str2=new   String("str2");
                  String  str3=new   String("str3");
                  String  str4=new   String("str4");
                  JLabel ch0=new    JLabel(name);
                  JCheckBox ch1=new    JCheckBox(str1);
                  JCheckBox ch2=new    JCheckBox(str2);
                  JCheckBox ch3=new    JCheckBox(str3);
                  JCheckBox ch4=new    JCheckBox(str4);
                  JButton   button1=new   JButton("测试");
                  JButton   button2=new   JButton("重测");
                  JButton   button3=new   JButton("答案");
                  JButton   button4=new   JButton("下个");
                  JFrame   jframe=new  JFrame("The test in the java class");
     
                  boolean inAnApplet = true;
                  final boolean shouldFill = true;
                  final boolean shouldWeightX = true;              Container checkPanel = getContentPane();
                  GridBagLayout gridbag = new GridBagLayout();
                  GridBagConstraints c = new GridBagConstraints();
                  checkPanel.setLayout(gridbag);
                  if (shouldFill) {
                         c.fill = GridBagConstraints.HORIZONTAL; 
                  }
                       
                  c.gridx = 0;
                  c.gridy = 0;
                  gridbag.setConstraints(ch0, c);
                  checkPanel.add(ch0);
                          
                  c.gridx = 0;
                  c.gridy = 1;
                  gridbag.setConstraints(ch1, c);
                  checkPanel.add(ch1);              c.gridx = 0;
                  c.gridy = 2;
                  gridbag.setConstraints(ch2, c);
                  checkPanel.add(ch2);              c.gridx = 0;
                  c.gridy = 3;
                  gridbag.setConstraints(ch3, c);
                  checkPanel.add(ch3);              c.gridx = 0;
                  c.gridy = 4;
                  gridbag.setConstraints(ch4, c);
                  checkPanel.add(ch4);
                  c.gridx = 0;
                  c.gridy = 5;
                  gridbag.setConstraints(button1, c);
                  checkPanel.add(button1);
     
                  c.gridx = 1;
                  c.gridy = 5;
                  gridbag.setConstraints(button2, c);
                  checkPanel.add(button2);              c.gridx = 2;
                  c.gridy = 5;
                  gridbag.setConstraints(button3, c);
                  checkPanel.add(button3);              c.gridx = 3;
                  c.gridy = 5;
                  gridbag.setConstraints(button4, c);
                  checkPanel.add(button4);
                 ch1.setSelected(false);
                 ch2.setSelected(false);
                 ch3.setSelected(false);
                 ch4.setSelected(false);             jframe.getContentPane().add(checkPanel);
                 jframe.pack();
                 jframe.setVisible(true);
                  button1.addActionListener(this);               button3.addActionListener(this);
     
                  button2.addActionListener(this);                      button4.addActionListener(this);        
          
             /*
                  jframe.addWindowListener(new  WindowAdapter()
                  {
                      public void windowClosing(WindowEvent e)
              {
            System.exit(0);
                      }});
            
            */
                 public  void  actionPerformed(ActionEvent e)
                 {
                      if(e.getSource()==button1){
                           JOptionPane.showMessageDialog(jframe,"the ");
                      }
                      if(e.getSource()==button2){
                            ch1.setSelected(false);
                            ch2.setSelected(false);
                            ch3.setSelected(false);
                            ch4.setSelected(false); 
                      }
         
               /*       if(e.getSource()==button3){
                           
                      }
                    
                      if(e.getSource()==button4){
                      }
                */     
                 }
          }  
    }public  answer() throws   SQLException
    {
           try{
                    Class.forName("sun.jdbc.odbc.JdbcOdbcDeriver");
                    Connection   con=DeriverManager.getConnection("jdbc.odbc:wyqiang","","");
                    Statement   stmt=con.createStatement();
                    stmt.executeUpdate("select * from my where no=next");
                    con.close();
          }  
          catch(Exception  e)
          {
                   e.printStatckTrace();
          }
    }
            
                  
      

  5.   

    import  javax.swing.*;
    import  java.awt.event.*;
    import  java.io.*;
    import  java.sql.ResultSet;
    import  java.sql.*;class  tuxing extends JFrame implements ActionListener {
        tuxing()
        {
                         String  name=new   String("  我的女朋友是");
                         String  str1=new   String(" 张倩");
                         String  str2=new   String("张伸");
                         String  str3=new   String("张丽");
                         String  str4=new   String("快乐女孩");
                         JLabel ch0=new    JLabel(name);
                         JCheckBox ch1=new    JCheckBox(str1);
                         JCheckBox ch2=new    JCheckBox(str2);
                         JCheckBox ch3=new    JCheckBox(str3);
                         JCheckBox ch4=new    JCheckBox(str4);
                         JButton   button1=new   JButton("测试");
                         JButton   button2=new   JButton("重测");
                         JButton   button3=new   JButton("答案");
                         JButton   button4=new   JButton("下个");
                         JFrame   jframe=new  JFrame("The test in the java class");                    final boolean shouldFill = true;                    Container checkPanel = getContentPane();
                        GridBagLayout gridbag = new GridBagLayout();
                        GridBagConstraints c = new GridBagConstraints();
                        checkPanel.setLayout(gridbag);
                        if (shouldFill) {
                               c.fill = GridBagConstraints.HORIZONTAL; 
                          }
                        
                         c.gridx = 0;
                         c.gridy = 0;
                         gridbag.setConstraints(ch0, c);
                         checkPanel.add(ch0);                      
                         c.gridx = 0;
                         c.gridy = 1;
                         gridbag.setConstraints(ch1, c);
                         checkPanel.add(ch1);                      c.gridx = 0;
                          c.gridy = 2;
                          gridbag.setConstraints(ch2, c);
                          checkPanel.add(ch2);                       c.gridx = 0;
                           c.gridy = 3;
                          gridbag.setConstraints(ch3, c);
                          checkPanel.add(ch3);                       c.gridx = 0;
                           c.gridy = 4;
                          gridbag.setConstraints(ch4, c);
                          checkPanel.add(ch4);
                          c.gridx = 0;
                           c.gridy = 5;
                          gridbag.setConstraints(button1, c);
                          checkPanel.add(button1);                      c.gridx = 1;
                           c.gridy = 5;
                          gridbag.setConstraints(button2, c);
                          checkPanel.add(button2);                      c.gridx = 2;
                           c.gridy = 5;
                          gridbag.setConstraints(button3, c);
                          checkPanel.add(button3);                     c.gridx = 3;
                           c.gridy = 5;
                          gridbag.setConstraints(button4, c);
                          checkPanel.add(button4);
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);                      jframe.getContentPane().add(checkPanel);
    //                      jframe.pack();
    //                      jframe.setVisible(true);
            /*
                          button1.addActionListener(this); 
                          button3.addActionListener(this);
                          button2.addActionListener(this);
                          button4.addActionListener(this);        
            */
                          public  void  actionPerformed(ActionEvent  ev)
                          {
                              try{
                                     if(e.getSource()==button1){
                                          JOptionPane.showMessageDialog(jframe,"the ");
                                          button1event();
                                      }
                               
                                     if(e.getSource()==button2){
                                           ch1.setSelected(false);
                                           ch2.setSelected(false);
                                            ch3.setSelected(false);
                                            ch4.setSelected(false); 
                                       }
            
                                     if(e.getSource()==button3){
                                          button3event();
                                     }
     
                                    if(e.getSource()==button4){
                                         button4event();
                                    }
                               }catch(Exception e)
                               {
                             System.out.println(e);
                                }
                         } 
             }
     
            public  void   button1event()
            {
                  try{
                           Class.forName("sun.jdbc.odbc.JdbcOdbcDeriver");
                           Connection   con=DeriverManager.getConnection("jdbc.odbc:wyqiang","","");
                           Statement   stmt=con.createStatement();
                           ResultSet   rs=stmt.executeUpdate("select * from my where no=next");
                           /*  (rs.getConcurrency())  * /
                           //用来取他与当前哪个信息相比较   全对时出来恭喜你你对了   要不出来你还没做对
                           
                              /* 
                                if(ch1.getLabel()=='a') 
                                 //数据目录=====他在数据库中的信息
                                 if(ch2.setLabel()=='a')                             if(ch3.setLabel()=='a')
                     
                                 if(ch4.setLabel()=='a')
                              */                       con.close();
                   }  
                   catch(SQLException  e)
                   {
                        //   e.printStatckTrace();
                   }
             }
            public   void  button3event() 
            {
                  try{
                           Class.forName("sun.jdbc.odbc.JdbcOdbcDeriver");
                           Connection   con=DeriverManager.getConnection("jdbc.odbc:wyqiang","","");
                           Statement   stmt=con.createStatement();
                           ResultSet   rs=stmt.executeUpdate("select * from my where no=next");
                           /*  用这么一段来显示与正确答案相比较*/
                           con.close();
                   }  
                   catch(SQLException  e)
                   {
                        //   e.printStatckTrace();
                   }
             }
            public  void  button4event() 
            {
                  try{
                           Class.forName("sun.jdbc.odbc.JdbcOdbcDeriver");
                           Connection   con=DeriverManager.getConnection("jdbc.odbc:wyqiang","","");
                           Statement   stmt=con.createStatement();
                           ResultSet   rs=stmt.executeUpdate("select * from my where no=next");
                           con.close();
                           if(rs.isLast())
                                     //例如 next到了最后时就调用第一个出来  (if(i==9) i=0; else i++;)
                           else
                                     rs.next();
                                 
                   }  
                   catch(SQLException  e)
                   {
                         //  e.printStatckTrace();
                   }
             }}public   class  choose 
    {
          public  static  void  main(String  args[])
          {
                    tuxing   w=new   tuxing();
                     w.pack();
                     w.setVisible(true);
           }
    }
      

  6.   

    import java.awt.*;
    import  javax.swing.*;
    import  java.awt.event.*;public  class  choose extends JFrame {
             String  name=new   String("  我的女朋友是");
             String  str1=new   String(" 张倩");
             String  str2=new   String("张伸");
             String  str3=new   String("张丽");
             String  str4=new   String("快乐女孩");
             JLabel ch0=new    JLabel(name);
             JCheckBox ch1=new    JCheckBox(str1);
             JCheckBox ch2=new    JCheckBox(str2);
             JCheckBox ch3=new    JCheckBox(str3);
             JCheckBox ch4=new    JCheckBox(str4);
             static  JButton   button1=new   JButton("测试");
             static  JButton   button2=new   JButton("重测");
             static  JButton   button3=new   JButton("答案");
             static  JButton   button4=new   JButton("下个");
            JFrame   jframe=new  JFrame("The test in the java class");         boolean inAnApplet = true;
             final boolean shouldFill = true;
             final boolean shouldWeightX = true;
     
             public  static void  main(String args[]){
                    choose   t=new  choose();
                    t.init();            
                    t.dowork();
            }   
           
            void  init(){
                        Container checkPanel = getContentPane();
                        GridBagLayout gridbag = new GridBagLayout();
                        GridBagConstraints c = new GridBagConstraints();
                        checkPanel.setLayout(gridbag);
                        if (shouldFill) {
                               c.fill = GridBagConstraints.HORIZONTAL; 
                          }
                        
                         c.gridx = 0;
                         c.gridy = 0;
                         gridbag.setConstraints(ch0, c);
                         checkPanel.add(ch0);                      
                         c.gridx = 0;
                         c.gridy = 1;
                         gridbag.setConstraints(ch1, c);
                         checkPanel.add(ch1);                      c.gridx = 0;
                          c.gridy = 2;
                          gridbag.setConstraints(ch2, c);
                          checkPanel.add(ch2);                       c.gridx = 0;
                           c.gridy = 3;
                          gridbag.setConstraints(ch3, c);
                          checkPanel.add(ch3);                       c.gridx = 0;
                           c.gridy = 4;
                          gridbag.setConstraints(ch4, c);
                          checkPanel.add(ch4);
                          c.gridx = 0;
                           c.gridy = 5;
                          gridbag.setConstraints(button1, c);
                          checkPanel.add(button1);                      c.gridx = 1;
                           c.gridy = 5;
                          gridbag.setConstraints(button2, c);
                          checkPanel.add(button2);                      c.gridx = 2;
                           c.gridy = 5;
                          gridbag.setConstraints(button3, c);
                          checkPanel.add(button3);                     c.gridx = 3;
                           c.gridy = 5;
                          gridbag.setConstraints(button4, c);
                          checkPanel.add(button4);
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);                      jframe.getContentPane().add(checkPanel);
                          jframe.pack();
                          jframe.setVisible(true);
           }         
            
           void  dowork(){
             xx   h1=new  xx();
            button1.addActionListener(h1);         yy   h2=new  yy();
            button3.addActionListener(h2);        zz   h3=new  zz();
            button2.addActionListener(h3);        
         }    
          
           class  xx    implements  ActionListener{
               public  void  actionPerformed(ActionEvent e){
                             JOptionPane.showMessageDialog(jframe,
                                    "the ");
                    }
           }       class  yy    implements  ActionListener{
                public  void  actionPerformed(ActionEvent e){
                             ch1.setSelected(true);
                             ch2.setSelected(false);
                             ch3.setSelected(false);
                             ch4.setSelected(true);
                    }
           }       class  zz    implements  ActionListener{
               public  void  actionPerformed(ActionEvent e){
                          ch1.setSelected(false);
                          ch2.setSelected(false);
                          ch3.setSelected(false);
                          ch4.setSelected(false);
                    }
           }
           
            
    }
    season_fly  大姐看一下那是可以运行的界面
    没有数据库