changeaward.java

学生档案管理系统

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package 学生档案管理系统;

/**
 *
 * @author Administrator
 */
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.sql.*;
class ChangeAward extends JDialog{
    Statement ps;
    ResultSet rs;
    Connection con;
    String url;
    String strType;
    String strEvent;
    String strPTime;
    String strPResult;
    
    JPanel panel = new JPanel();     
    JPanel panelb = new JPanel();
    
    JLabel labType = new JLabel();
    JTextField txtType = new JTextField();
    JLabel labEvent = new JLabel();
    JTextField txtEvent = new JTextField();
    JLabel labPTime = new JLabel();
    JTextField txtPTime = new JTextField();
    JLabel labPResult = new JLabel();
    JTextField txtPResult = new JTextField();
    
    JButton sure = new JButton();
    JButton cancel = new JButton();   
    
    public ChangeAward(Frame frame, String title, boolean modal) {
        super(frame, title, modal);
        try {
            jbInit();
            pack();
        }
        catch (Exception ex) {
            ex.printStackTrace();
        }
    }
    public ChangeAward() {
        this(null, "", true);
    }

    private void jbInit() throws Exception{
        try {
                try {
                    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
                    Connection con = DriverManager.getConnection("jdbc:odbc:学生档案","", "");
                    ps = con.createStatement();
                }
                catch (Exception err) {
                    String error = err.getMessage();
                    JOptionPane.showMessageDialog(null, "连接数据库错误!");
                }
                try {
                    String strSNum = "'"+MainFrame.strSNum+"'";
                    String sqlStr = "Select * from 奖惩记录表 where 学号 ="+ strSNum;
                    rs = ps.executeQuery(sqlStr);  
                    while(rs.next()){
                        strType = rs.getString(2);                        
                        strEvent = rs.getString(3);
                        strPTime = rs.getString(4);
                        strPResult = rs.getString(5);
                    }
                    ps.close();
                }
                catch (SQLException sqle) {
                    String error = sqle.getMessage();
                    JOptionPane.showMessageDialog(null, error);
                    sqle.printStackTrace();
                }

            }
            catch (Exception ex) {
                ex.getMessage();
                String error = ex.getMessage();
                JOptionPane.showMessageDialog(null, error);
                ex.printStackTrace();
            }
        labType.setText("类      别");
        txtType.setText(strType);
        labEvent.setText("事      件");
        txtEvent.setText(strEvent);
        labPTime.setText("处理时间");
        txtPTime.setText(strPTime);
        labPResult.setText("处理结果");
        txtPResult.setText(strPResult);
        
        sure.setText("确定");
        sure.addActionListener(new ChangeAward_sure_actionAdapter(this));
        cancel.setText("取消");
        cancel.addActionListener(new ChangeAward_cancel_actionAdapter(this));
        
        panel.setBorder(BorderFactory.createLoweredBevelBorder());
        panel.setLayout(new GridBagLayout());
        
        LayoutUtil.add(panel,GridBagConstraints.NONE,GridBagConstraints.CENTER,0,0,0,0,1,1,labType);
        LayoutUtil.add(panel,GridBagConstraints.HORIZONTAL,GridBagConstraints.CENTER,1,0,1,0,1,1,txtType);
        LayoutUtil.add(panel,GridBagConstraints.NONE,GridBagConstraints.CENTER,0,0,2,0,1,1,labEvent);
        LayoutUtil.add(panel,GridBagConstraints.HORIZONTAL,GridBagConstraints.CENTER,1,0,3,0,1,1,txtEvent);
        
        LayoutUtil.add(panel,GridBagConstraints.NONE,GridBagConstraints.CENTER,0,0,0,1,1,1,labPTime);
        LayoutUtil.add(panel,GridBagConstraints.HORIZONTAL,GridBagConstraints.CENTER,1,0,1,1,1,1,txtPTime);
        LayoutUtil.add(panel,GridBagConstraints.NONE,GridBagConstraints.CENTER,0,0,2,1,1,1,labPResult);
        LayoutUtil.add(panel,GridBagConstraints.HORIZONTAL,GridBagConstraints.CENTER,1,0,3,1,1,1,txtPResult);
        
        panelb.setLayout(new GridBagLayout());
        LayoutUtil.add(panelb,GridBagConstraints.NONE,GridBagConstraints.CENTER,0,0,0,0,1,1,sure);
        LayoutUtil.add(panelb,GridBagConstraints.HORIZONTAL,GridBagConstraints.CENTER,0,0,1,0,1,1,cancel);
        
        this.getContentPane().add(panel,BorderLayout.CENTER);
        this.getContentPane().add(panelb,BorderLayout.SOUTH);
        this.setBounds(100, 100, 400, 300);
        this.setVisible(true);
    }
void cancel_actionPerformed(ActionEvent e) {
        this.dispose();
    }
    void sure_actionPerformed(ActionEvent e) {
            JOptionPane.showConfirmDialog(null,"确定修改？", "修改奖惩信息", JOptionPane.YES_NO_OPTION);
            try {
                try {
                    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
                    Connection con = DriverManager.getConnection("jdbc:odbc:学生档案","", "");
                    ps = con.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);
                }
                catch (Exception err) {
                    String error = err.getMessage();
                    JOptionPane.showMessageDialog(null, "连接数据库错误!");
                }
                try {
                    String strSNum = "'"+MainFrame.strSNum+"'";
                    strType = "'"+txtType.getText().trim()+"'";
                    strEvent = "'"+txtEvent.getText().trim()+"'";
                    strPTime = "'"+txtPTime.getText().trim()+"'";
                    strPResult = "'"+txtPResult.getText().trim()+"'";                   
                    String sqlStr = "Update 奖惩记录表 set 类别=" +strType +", 事件 ="+strEvent+", 处理时间="+strPTime+", 处理结果= "+strPResult+"where 学号="+strSNum;
                    ps.execute(sqlStr);                    
                    ps.close();                   
                    JOptionPane.showMessageDialog(null, "修改成功");
                    this.dispose();
                }
                catch (SQLException sqle) {
                    String error = sqle.getMessage();
                    JOptionPane.showMessageDialog(null, error);
                    sqle.printStackTrace();
                }

            }
            catch (Exception ex) {
                ex.getMessage();
                String error = ex.getMessage();
                JOptionPane.showMessageDialog(null, error);
                ex.printStackTrace();
            }
        }
    }
//}
class ChangeAward_cancel_actionAdapter
    implements java.awt.event.ActionListener {
    ChangeAward adaptee;

    ChangeAward_cancel_actionAdapter(ChangeAward adaptee) {
        this.adaptee = adaptee;
    }
    public void actionPerformed(ActionEvent e) {
        adaptee.cancel_actionPerformed(e);
    }
}

class ChangeAward_sure_actionAdapter
    implements java.awt.event.ActionListener {
    ChangeAward adaptee;

    ChangeAward_sure_actionAdapter(ChangeAward adaptee) {
        this.adaptee = adaptee;
    }

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