remarkupdate.java

java语言做的教务管理系统

package java_教务管理系统;

import java.awt.*;
import javax.swing.*;
import javax.swing.table.*;
import java.awt.event.*;
import java.sql.*;
import java.awt.event.*;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2008</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class remarkupdate extends JPanel {
    public remarkupdate() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        this.setLayout(null);
        jLabel1.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel1.setText("月");
        jLabel1.setBounds(new Rectangle(454, 243, 24, 28));
        jLabel2.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel2.setText("任课老师：");
        jLabel2.setBounds(new Rectangle(231, 207, 104, 25));
        txtresultstuno.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtresultstuno.setBounds(new Rectangle(174, 161, 190, 28));
        jLabel3.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel3.setText("考试次数：");
        jLabel3.setBounds(new Rectangle(47, 276, 106, 44));
        jLabel4.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel4.setText("学号：");
        jLabel4.setBounds(new Rectangle(84, 156, 111, 41));
        txtlessonteacher.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtlessonteacher.setBounds(new Rectangle(352, 203, 265, 28));
        jLabel5.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel5.setText("考试时间：");
        jLabel5.setBounds(new Rectangle(124, 247, 112, 31));
        txtresult.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtresult.setBounds(new Rectangle(532, 285, 218, 27));
        txaresultremarks.setFont(new java.awt.Font("Dialog", Font.PLAIN, 20));
        txaresultremarks.setBounds(new Rectangle(173, 328, 577, 98));
        jLabel6.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel6.setText("备注：");
        jLabel6.setBounds(new Rectangle(87, 321, 94, 43));
        cboexaminationdatedate.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        cboexaminationdatedate.setBounds(new Rectangle(486, 245, 61, 28));
        txtexaminationnumber.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtexaminationnumber.setBounds(new Rectangle(174, 285, 188, 27));
        cboexaminationdateyear.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        cboexaminationdateyear.setBounds(new Rectangle(246, 245, 99, 28));
        jLabel7.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel7.setText("日");
        jLabel7.setBounds(new Rectangle(551, 236, 38, 45));
        cboexaminationdatemonth.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        cboexaminationdatemonth.setBounds(new Rectangle(374, 245, 74, 28));
        tbremark.setFont(new java.awt.Font("宋体", Font.PLAIN, 15));
        tbremark.setBounds(new Rectangle(3, 37, 853, 114));
        tbremark.addMouseListener(new remarkupdate_tbremark_mouseAdapter(this));
        jLabel8.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel8.setText("成绩：");
        jLabel8.setBounds(new Rectangle(448, 276, 91, 36));
        jLabel9.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel9.setText("年");
        jLabel9.setBounds(new Rectangle(350, 243, 21, 30));
        txtresultclassno.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtresultclassno.setBounds(new Rectangle(532, 161, 218, 28));
        jLabel10.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel10.setText("课程名称：");
        jLabel10.setBounds(new Rectangle(412, 162, 102, 25));
        btnselect.setBounds(new Rectangle(244, 441, 113, 33));
        btnselect.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        btnselect.setText("查询成绩");
        btnselect.addActionListener(new remarkupdate_btnselect_actionAdapter(this));
        btnupdate.setBounds(new Rectangle(362, 441, 113, 33));
        btnupdate.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        btnupdate.setText("修改成绩");
        btnupdate.addActionListener(new remarkupdate_btnupdate_actionAdapter(this));
        btnexit.setBounds(new Rectangle(480, 441, 113, 33));
        btnexit.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        btnexit.setText("退出修改");
        jTableHeader1.setFont(new java.awt.Font("宋体", Font.PLAIN, 15));
        jTableHeader1.setBounds(new Rectangle(0, 15, 854, 22));
        this.add(tbremark);
        this.add(jTableHeader1);
        this.add(jLabel4);
        this.add(txtresultstuno);
        this.add(txtresultclassno);
        this.add(jLabel2);
        this.add(txtlessonteacher);
        this.add(jLabel5);
        this.add(cboexaminationdateyear);
        this.add(jLabel9);
        this.add(cboexaminationdatemonth);
        this.add(jLabel1);
        this.add(jLabel7);
        this.add(cboexaminationdatedate);
        this.add(jLabel10);
        this.add(txtexaminationnumber);
        this.add(jLabel3);
        this.add(txtresult);
        this.add(jLabel8);
        this.add(txaresultremarks);
        this.add(jLabel6);
        this.add(btnupdate);
        this.add(btnselect);
        this.add(btnexit);
    }

    String year[] = {"", "2006", "2007", "2008", "2009"};
    String month[] = {"", "01", "02", "03", "04", "05", "06", "07",
                     "08",
                     "09",
                     "10", "11", "12"};
    String date[] = {"", "01", "02", "03", "04", "05", "06", "07",
                    "08",
                    "09",
                    "10", "11", "12", "13", "14", "15", "16", "17",
                    "18", "19", "20", "21", "22", "23", "24", "25",
                    "26", "27", "28", "29", "30", "31"};
    String head[] = {"学号", "考试名称", "任课老师", "考试时间", "考试次数", "成绩", "备注"};
    DefaultTableModel mod = new DefaultTableModel(head, 0);
    JLabel jLabel1 = new JLabel();
    JLabel jLabel2 = new JLabel();
    JTextField txtresultstuno = new JTextField();
    JLabel jLabel3 = new JLabel();
    JLabel jLabel4 = new JLabel();
    JTextField txtlessonteacher = new JTextField();
    JLabel jLabel5 = new JLabel();
    JTextField txtresult = new JTextField();
    JTextArea txaresultremarks = new JTextArea();
    JLabel jLabel6 = new JLabel();
    JComboBox cboexaminationdatedate = new JComboBox(date);
    JTextField txtexaminationnumber = new JTextField();
    JComboBox cboexaminationdateyear = new JComboBox(year);
    JLabel jLabel7 = new JLabel();
    JComboBox cboexaminationdatemonth = new JComboBox(month);
    JTable tbremark = new JTable(mod);
    JLabel jLabel8 = new JLabel();
    JLabel jLabel9 = new JLabel();
    JTextField txtresultclassno = new JTextField();
    JLabel jLabel10 = new JLabel();
    JButton btnselect = new JButton();
    JButton btnupdate = new JButton();
    JButton btnexit = new JButton();
    JTableHeader jTableHeader1 = tbremark.getTableHeader();
    String timename =
            this.cboexaminationdateyear.getSelectedItem().toString() + "-" +
            this.cboexaminationdatemonth.getSelectedItem().toString() + "-" +
            this.cboexaminationdatedate.getSelectedItem().toString() + " ";

    public void btnselect_actionPerformed(ActionEvent e) {
        try {
            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            Connection nod = DriverManager.getConnection("jdbc:odbc:studer");
            String daima = "select resultstuno,resultclassno,lessonteacher,examinationdate,examinationnumber,result,resultremarks from result where 1=1";
            if (!this.txtresultstuno.getText().equals("")) {
                daima += " and classno = '" + this.txtresultstuno.getText() +
                        "'";
            }
            if (!this.txtresultclassno.getText().equals("")) {
                daima += " and classmastername ='" +
                        this.txtresultclassno.getText() + "'";
            }