chaxunchengji.java

成绩管理系统可以对学生、课程、选课、成绩的录入、班级、用户的信息进行管理等

package coursedesign;

import java.awt.*;
import javax.swing.*;
import com.borland.jbcl.layout.XYLayout;
import com.borland.jbcl.layout.*;
import com.borland.dx.sql.dataset.Database;
import com.borland.dx.sql.dataset.QueryDataSet;
import com.borland.dx.sql.dataset.QueryResolver;
import com.borland.dx.sql.dataset.ConnectionDescriptor;
import com.borland.dx.sql.dataset.Load;
import com.borland.dx.sql.dataset.QueryDescriptor;
import com.borland.dbswing.JdbTable;
import java.util.ResourceBundle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.ResultSet;
import com.borland.dbswing.JdbTextField;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class chaxunchengji
    extends JFrame {
  XYLayout xYLayout1 = new XYLayout();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel1 = new JLabel();
  JdbTable jdbTable1 = new JdbTable();
  ResourceBundle sqlRes = ResourceBundle.getBundle("coursedesign.SqlRes");
  JButton jButton1 = new JButton();
  String username;
  Database database1 = new Database();
  QueryDataSet queryDataSet1 = new QueryDataSet();
  JButton jButton2 = new JButton();
  JTextField jTextField2 = new JTextField();
  public chaxunchengji() {
    try {
      jbInit();
    }
    catch (Exception exception) {
      exception.printStackTrace();
    }
  }

  private void jbInit() throws Exception {
    getContentPane().setLayout(xYLayout1);
    this.getContentPane().setBackground(UIManager.getColor(
        "InternalFrame.inactiveTitleForeground"));
    setSize(new Dimension(500, 400));
    setTitle("查询成绩");
    jButton1.setText("查询");
    jButton1.addActionListener(new chaxunchengji_jButton1_actionAdapter(this));
    xYLayout1.setWidth(499);
    xYLayout1.setHeight(398);
    database1.setConnection(new ConnectionDescriptor(
        "jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=student", "sa",
        "zjxy2006", false, "com.microsoft.jdbc.sqlserver.SQLServerDriver",
        ConnectionDescriptor.arrayToProperties(new String[][] { {"serverName",
                                               ""}, {"hostProcess", ""},
                                               {"user", "sa"}, {"netAddress",
                                               ""},
                                               {"sendStringParametersAsUnicode ",
                                               "true"}, {"programName", ""},
                                               {"databaseName", "student"},
                                               {"selectMethod", "direct"},
                                               {"password", ""}, {"portNumber",
                                               "1433"},
    })));
    queryDataSet1.setQuery(new QueryDescriptor(database1,
        "select * from chengjibiao where id=\'0000\'", null, true, Load.ALL));
    jdbTable1.setDataSet(queryDataSet1);
    jButton2.setText("计算平均分");
    jButton2.addActionListener(new chaxunchengji_jButton2_actionAdapter(this));
    this.getContentPane().add(jLabel1, new XYConstraints(23, 22, -1, -1));
    this.getContentPane().add(jTextField1, new XYConstraints(93, 20, 88, -1));
    this.getContentPane().add(jButton1, new XYConstraints(227, 17, -1, -1));
    this.getContentPane().add(jdbTable1, new XYConstraints( -1, 73, 498, 152));
    this.getContentPane().add(jButton2, new XYConstraints(49, 285, -1, -1));
    this.getContentPane().add(jTextField2, new XYConstraints(174, 285, 97, -1));

    jLabel1.setText("学号");
    //Icon b =new ImageIcon("13.JPG");

       // jLabel2.setIcon(b);
  }
//***************************学生查询成绩***********************
  public static void main(String[] args) {
    chaxunchengji chaxunchengji = new chaxunchengji();


  }
   //Login l=new Login();
  public void jButton1_actionPerformed(ActionEvent e) {

    //System.out.println(username);
   String  Field1= jTextField1.getText().trim();
   if(Field1.equals(""))
   {
     JOptionPane.showMessageDialog(null, "请输入你的学号");

   }//end if
  else
  {
    try{
      String sql = "select * from chengjibiao where id='" + Field1 + "'";
      queryDataSet1.close();
//将SQL语句传给queryDataSet1执行。
      queryDataSet1.setQuery(new QueryDescriptor(database1, sql, null, true,
                                                 Load.ALL));
      queryDataSet1.open(); //将queryDataSet1打开
      queryDataSet1.refresh(); //刷新queryDataSet1

      }//end try
        catch(Exception ex)
        {
          JOptionPane.showMessageDialog(null, "Sorry!没有你要的信息，请检查你的学号错误！");
        }//end catch


  }//end else
  }

  public int zengfeng;
  public int SUM;
  //***************************计算平均分*********************************
  public void jButton2_actionPerformed(ActionEvent e) {

   String  Field1= jTextField1.getText().trim();
   if(Field1.equals(""))
   {
     JOptionPane.showMessageDialog(null, "请输入你的学号");
   }//end if
   else{
 try{
   Jdbcconn conn = new Jdbcconn();
     //连接数据库
       conn.OpenConn("student", "sa", "zjxy2006");

      String sql = "select sum(result) as zengfeng from chengjibiao where id='" + Field1 + "'";
      try{
      ResultSet rs = conn.getResults(sql);
      rs.first();
      SUM=rs.getInt(zengfeng);
      JOptionPane.showMessageDialog(null,"统计总分："+rs.getInt(zengfeng));

      //jTextField2.setText(""+SUM);

         }catch(Exception ex)
      {
        System.out.println(ex.getMessage());
      }
    /*  queryDataSet1.close();
//将SQL语句传给queryDataSet1执行。
      queryDataSet1.setQuery(new QueryDescriptor(database1, sql, null, true,
                                                 Load.ALL));
      queryDataSet1.open(); //将queryDataSet1打开
      queryDataSet1.refresh(); //刷新queryDataSet1
  jdbTable1.getColumn(4);
  */

      }//end try
        catch(Exception ex)
        {
          JOptionPane.showMessageDialog(null, "Sorry!没有你要的信息，请检查你的学号错误！");
        }//end catch

   }//end else

  }
}

class chaxunchengji_jButton2_actionAdapter
    implements ActionListener {
  private chaxunchengji adaptee;
  chaxunchengji_jButton2_actionAdapter(chaxunchengji adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jButton2_actionPerformed(e);
  }
}

class chaxunchengji_jButton1_actionAdapter
    implements ActionListener {
  private chaxunchengji adaptee;
  chaxunchengji_jButton1_actionAdapter(chaxunchengji adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}