chalsframe1.java

Java学生管理系统学生及成绩记录的查询删除修改

package student;

import java.awt.BorderLayout;

import javax.swing.JFrame;
import javax.swing.JPanel;
import java.awt.*;
import javax.swing.*;
import javax.swing.table.JTableHeader;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.table.DefaultTableModel;
import java.sql.Statement;
import java.sql.ResultSet;
import java.sql.Connection;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class chalsFrame1 extends JFrame {
    public chalsFrame1() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        getContentPane().setLayout(null);
        jPanel1.setBorder(BorderFactory.createEtchedBorder());
        jPanel1.setBounds(new Rectangle(11, 8, 377, 50));
        jPanel1.setLayout(null);
        jButton1.setBounds(new Rectangle(184, 11, 69, 27));
        jButton1.setFont(new java.awt.Font("Dialog", Font.PLAIN, 13));
        jButton1.setText("确定");
        jButton1.addActionListener(new chalsFrame1_jButton1_actionAdapter(this));
        jButton2.setBounds(new Rectangle(266, 10, 69, 27));
        jButton2.setFont(new java.awt.Font("Dialog", Font.PLAIN, 13));
        jButton2.setText("取消");
        jButton2.addActionListener(new chalsFrame1_jButton2_actionAdapter(this));
        teacher.setFont(new java.awt.Font("Dialog", Font.PLAIN, 13));
        jTable1.setFont(new java.awt.Font("Dialog", Font.PLAIN, 13));
        jTable1.setBounds(new Rectangle(10, 83, 373, 196));
        jTableHeader2.setFont(new java.awt.Font("Dialog", Font.PLAIN, 14));
        jTableHeader2.setBounds(new Rectangle(7, 63, 375, 16));
        jLabel1.setBounds(new Rectangle(3, 3, 425, 69));
        jLabel2.setBounds(new Rectangle(6, 67, 420, 271));
        jLabel3.setBounds(new Rectangle( -2, 0, 387, 63));
        this.getContentPane().add(jPanel1);
        this.getContentPane().add(jTable1);
        this.getContentPane().add(jTableHeader2);
        this.getContentPane().add(jLabel1);
        this.getContentPane().add(jLabel2);
        jPanel1.add(teacher);
        jPanel1.add(jButton1);
        jPanel1.add(jButton2);
        jPanel1.add(jLabel3);
        teacher.setBounds(new Rectangle(18, 9, 132, 30));
        teacher.addItem("侯老师");
        teacher.addItem("赵老师");
        teacher.addItem("周老师");
        jLabel1.setIcon(new ImageIcon("11.jpg"));
        jLabel2.setIcon(new ImageIcon("11.jpg"));
        jLabel3.setIcon(new ImageIcon("11.jpg"));
}

    JPanel jPanel1 = new JPanel();
    JComboBox teacher = new JComboBox();
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();
    Object [][] hang={
                     {"","","","",""},
    };
    String lie []={"课程名称","上课时间","教师职称","    教龄","教学质量"};
    JTable jTable1 = new JTable(hang,lie);
    JTableHeader jTableHeader1=jTable1.getTableHeader();
    JTableHeader jTableHeader2 = jTable1.getTableHeader();
    JLabel jLabel1 = new JLabel();
    JLabel jLabel2 = new JLabel();
    JLabel jLabel3 = new JLabel();
    public void jButton1_actionPerformed(ActionEvent e) {
        String ls=(String)teacher.getSelectedItem();
                 if(ls=="侯老师"){
                     try{
                         Connectionsql s=new Connectionsql();
                         Connection con=s.getConnection();
                         Statement pstmt=con.createStatement();
                         String sql="select * from kechengxinxi where laoshi='"+ls+"' ";
                         ResultSet rs=pstmt.executeQuery(sql);
                         String lie []={"课程名称","上课时间","教师职称","    教龄","教学质量"};
                         DefaultTableModel model1 = new DefaultTableModel();
                         model1.setColumnIdentifiers(lie);
                          while (rs.next()) {
                              model1.addRow(new Object[] {rs.getString(2), rs.getString(6), rs.getString(8),
                              rs.getString(9),rs.getString(10)});
                          }
                          jTable1.setModel(model1);
                          con.close();
                          rs.close();
                          pstmt.close();
                     }catch(Exception xx){
                         xx.getMessage();
                     }
                 }else if(ls=="赵老师"){
                     try{
                         Connectionsql s=new Connectionsql();
                         Connection con=s.getConnection();
                         Statement pstmt=con.createStatement();
                         String sql="select * from kechengxinxi where laoshi='"+ls+"' ";
                         ResultSet rs=pstmt.executeQuery(sql);
                         String lie []={"课程名称","上课时间","教师职称","    教龄","教学质量"};
                         DefaultTableModel model1 = new DefaultTableModel();
                         model1.setColumnIdentifiers(lie);
                          while (rs.next()) {
                              model1.addRow(new Object[] {rs.getString(2), rs.getString(6), rs.getString(8),
                              rs.getString(9),rs.getString(10)});
                          }
                          jTable1.setModel(model1);

                     }catch(Exception xy){
                         xy.printStackTrace();
                     }
                 }else if(ls=="周老师"){
                     try{
                         Connectionsql s=new Connectionsql();
                         Connection con=s.getConnection();
                         Statement pstmt=con.createStatement();
                         String sql="select * from kechengxinxi where laoshi='"+ls+"' ";
                         ResultSet rs=pstmt.executeQuery(sql);
                         String lie []={"课程名称","   上课时间","教师职称","    教龄","教学质量"};
                         DefaultTableModel model1 = new DefaultTableModel();
                         model1.setColumnIdentifiers(lie);
                          while (rs.next()) {
                              model1.addRow(new Object[] {rs.getString(2), rs.getString(6), rs.getString(8),
                              rs.getString(9),rs.getString(10)});
                          }
                          jTable1.setModel(model1);

                     }catch(Exception xs){
                         xs.getMessage();
                     }
         }
    }

    public void jButton2_actionPerformed(ActionEvent e) {
 this.dispose();
    }
}


class chalsFrame1_jButton2_actionAdapter implements ActionListener {
    private chalsFrame1 adaptee;
    chalsFrame1_jButton2_actionAdapter(chalsFrame1 adaptee) {
        this.adaptee = adaptee;
    }

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


class chalsFrame1_jButton1_actionAdapter implements ActionListener {
    private chalsFrame1 adaptee;
    chalsFrame1_jButton1_actionAdapter(chalsFrame1 adaptee) {
        this.adaptee = adaptee;
    }

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