allselect.java~1~

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 java.awt.Rectangle;
import javax.swing.table.JTableHeader;
import javax.swing.table.DefaultTableModel;
import java.awt.Font;
import javax.swing.BorderFactory;
import java.sql.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2008</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class allselect extends JPanel {
    public allselect() {
        try {
            jbInit();
            try {
                Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
                Connection conn = DriverManager.getConnection(
                        "jdbc:odbc:studer");
                PreparedStatement sql = conn.prepareStatement(
                        "select classno from class");
                ResultSet i = sql.executeQuery();
                while(i.next()){
                    this.cboclassno.addItem(i.getString(1));
                }
            } catch (Exception ex) {

            }

        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        this.setLayout(null);
        tballselect.setFont(new java.awt.Font("宋体", Font.PLAIN, 15));
        tballselect.setBounds(new Rectangle(5, 63, 858, 144));
        jTableHeader1.setFont(new java.awt.Font("宋体", Font.PLAIN, 15));
        jTableHeader1.setBounds(new Rectangle(5, 30, 858, 32));
        jLabel1.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel1.setText("学    号：");
        jLabel1.setBounds(new Rectangle(148, 224, 100, 24));
        txtstuno.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtstuno.setBounds(new Rectangle(253, 221, 121, 29));
        jLabel2.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel2.setText("姓    名：");
        jLabel2.setBounds(new Rectangle(379, 224, 100, 24));
        txtstuname.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtstuname.setBounds(new Rectangle(484, 221, 121, 29));
        jLabel3.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel3.setText("班级编号：");
        jLabel3.setBounds(new Rectangle(147, 265, 100, 24));
        jLabel4.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel4.setText("考试科目：");
        jLabel4.setBounds(new Rectangle(614, 266, 100, 24));
        jLabel5.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel5.setText("考试次数：");
        jLabel5.setBounds(new Rectangle(145, 307, 100, 24));
        txtexaminationnumber.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtexaminationnumber.setBounds(new Rectangle(250, 305, 121, 29));
        jLabel6.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel6.setText("成    绩：");
        jLabel6.setBounds(new Rectangle(377, 306, 100, 24));
        txtremark.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtremark.setBounds(new Rectangle(482, 304, 121, 29));
        cboclassno.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        cboclassno.setBounds(new Rectangle(252, 261, 64, 32));
        txtremakno.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        txtremakno.setBounds(new Rectangle(719, 264, 121, 29));
        jLabel7.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel7.setText("班级年级：");
        jLabel7.setBounds(new Rectangle(392, 267, 100, 24));
        cboclassSemester.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        cboclassSemester.setBounds(new Rectangle(484, 261, 64, 32));
        btnallselect.setBounds(new Rectangle(357, 383, 113, 33));
        btnallselect.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        btnallselect.setText("搜    索");
        btnallselect.addActionListener(new allselect_btnallselect_actionAdapter(this));
        btnexit.setBounds(new Rectangle(475, 383, 113, 33));
        btnexit.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        btnexit.setText("退出搜索");
        jLabel8.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        jLabel8.setText("性    别：");
        jLabel8.setBounds(new Rectangle(612, 224, 109, 24));
        cbostusex.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
        cbostusex.setBounds(new Rectangle(719, 221, 64, 32));
        this.add(tballselect);
        this.add(jTableHeader1);
        this.add(txtstuno);
        this.add(jLabel1);
        this.add(jLabel2);
        this.add(txtstuname);
        this.add(btnexit);
        this.add(btnallselect);
        this.add(jLabel8);
        this.add(jLabel3);
        this.add(cboclassno);
        this.add(jLabel7);
        this.add(cboclassSemester);
        this.add(txtremakno);
        this.add(jLabel4);
        this.add(cbostusex);
        this.add(jLabel5);
        this.add(txtexaminationnumber);
        this.add(txtremark);
        this.add(jLabel6);
    }
String head[]={"学号","姓名","班级编号","考试科目","考试次数","成绩"};
    DefaultTableModel mod = new DefaultTableModel(head,0);
    JTable tballselect = new JTable(mod);
    JTableHeader jTableHeader1 = tballselect.getTableHeader();
    JLabel jLabel1 = new JLabel();
    JTextField txtstuno = new JTextField();
    JLabel jLabel2 = new JLabel();
    JTextField txtstuname = new JTextField();
    JLabel jLabel3 = new JLabel();
    JComboBox cboclassno = new JComboBox();
    JLabel jLabel4 = new JLabel();
    JLabel jLabel5 = new JLabel();
    JTextField txtexaminationnumber = new JTextField();
    JLabel jLabel6 = new JLabel();
    JTextField txtremark = new JTextField();
    JTextField txtremakno = new JTextField();
    JLabel jLabel7 = new JLabel();
    String Semester[] = {"S1", "S2", "Y2"};
    JComboBox cboclassSemester = new JComboBox(Semester);
    JButton btnallselect = new JButton();
    JButton btnexit = new JButton();
    JLabel jLabel8 = new JLabel();
    String sex[]={"","男","女"};
    JComboBox cbostusex = new JComboBox(sex);
    public void btnallselect_actionPerformed(ActionEvent e) {
try {
    String daima="select stu.stuno,stu.stuname,stu.stusex,class.classno,result.resultclassno,result.examinationnumber,result.result from stu join class on stu.stuclassno = class.classno join result on stu.stuno=result.resultstuno where 1=1";
    if(!this.txtstuno.getText().equals("")){
        daima+=" and stu.stuno = '"+this.txtstuno.getText()+"'";
    }if(!this.txtstuname.getText().equals("")){
        daima+=" and stu.stuname like '%"+this.txtstuname.getText()+"%'";
    }if(!this.cbostusex.getSelectedItem().toString().equals("")){
        daima+=" and stu.stusex = '"+this.cbostusex.getSelectedItem().toString()+"'";
    }if(!this.cboclassno.getSelectedItem().toString().equals("")){
        daima+=" and class.classno ='"+this.cboclassno.getSelectedItem().toString()+"'";
    }if(!this.txtremakno.getText().equals("")){
        daima+=" and result.resultclassno = '"+this.txtremakno.getText()+"'";
    }if(!this.txtexaminationnumber.getText().equals("")){
        daima+=" and result.examinationnumber = '"+this.txtexaminationnumber.getText()+"'";
    }if(!this.txtremark.getText().equals("")){
        daima+=" and result.result = '"+this.txtremark.getText()+"'";
    }
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
   Connection nod = DriverManager.getConnection("jdbc:odbc:studer");
   PreparedStatement sql = nod.prepareStatement(daima);
    ResultSet i = sql.executeQuery();
   mod.setNumRows(0);
           while (i.next()) {
               Object j[] = {i.getString(1), i.getString(2), i.getString(3),
                            i.getString(4), i.getString(5), i.getString(6),
                            i.getString(7)};
               mod.addRow(j);
           }
           tballselect.updateUI();
           i.close();
           sql.close();
           nod.close();

} catch (Exception ex) {

}
    }
}


class allselect_btnallselect_actionAdapter implements ActionListener {
    private allselect adaptee;
    allselect_btnallselect_actionAdapter(allselect adaptee) {
        this.adaptee = adaptee;
    }

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