?? 學生信息.java
字號:
/*
* 學生信息.java
*
* Created on 2008年10月12日, 上午10:39
*/
package javaapplication1;
import java.sql.*;
import java.util.*;
import java.awt.*;
import javax.swing.*;
/**
*
* @author mis06
*/
public class 學生信息 extends javax.swing.JPanel {
/** Creates new form 學生信息 */
public 學生信息() {
initComponents();
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
// <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
private void initComponents() {
jLabel1 = new javax.swing.JLabel();
jTextField1 = new javax.swing.JTextField();
jLabel2 = new javax.swing.JLabel();
jTextField2 = new javax.swing.JTextField();
jLabel3 = new javax.swing.JLabel();
jTextField3 = new javax.swing.JTextField();
jButton1 = new javax.swing.JButton();
jButton2 = new javax.swing.JButton();
jButton3 = new javax.swing.JButton();
jLabel4 = new javax.swing.JLabel();
jTextField4 = new javax.swing.JTextField();
jLabel5 = new javax.swing.JLabel();
jTextField5 = new javax.swing.JTextField();
jLabel1.setText("\u5b66\u53f7");
jLabel2.setText("\u59d3\u540d");
jLabel3.setText("\u73ed\u7ea7\u7f16\u53f7");
jButton1.setText("\u6dfb\u52a0");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jButton2.setText("\u4fee\u6539");
jButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton2ActionPerformed(evt);
}
});
jButton3.setText("\u5220\u9664");
jButton3.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton3ActionPerformed(evt);
}
});
jLabel4.setText("\u5165\u5b66\u65e5\u671f");
jLabel5.setText("\u6bd5\u4e1a\u65e5\u671f");
org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);
this.setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(layout.createSequentialGroup()
.add(92, 92, 92)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(jLabel1)
.add(jLabel3)
.add(jLabel2)
.add(org.jdesktop.layout.GroupLayout.TRAILING, jButton1))
.add(jLabel4)
.add(jLabel5))
.add(23, 23, 23)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
.add(jTextField5)
.add(jTextField4)
.add(layout.createSequentialGroup()
.add(jButton2)
.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.add(jButton3))
.add(jTextField2)
.add(jTextField1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 136, Short.MAX_VALUE)
.add(jTextField3))
.add(278, 278, 278))
);
layout.setVerticalGroup(
layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(layout.createSequentialGroup()
.addContainerGap()
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
.add(jLabel1)
.add(jTextField1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(19, 19, 19)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING)
.add(jLabel2)
.add(jTextField2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(33, 33, 33)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING)
.add(jLabel3)
.add(jTextField3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(27, 27, 27)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
.add(jLabel4)
.add(jTextField4, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(32, 32, 32)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
.add(jLabel5)
.add(jTextField5, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(42, 42, 42)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
.add(jButton1)
.add(jButton2)
.add(jButton3))
.addContainerGap(107, Short.MAX_VALUE))
);
}// </editor-fold>//GEN-END:initComponents
private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
Statement statement;
try{
Connect con = new Connect();
statement= con.con.createStatement();
String studentNumber=jTextField1.getText();
String studentName=jTextField2.getText();
String classNumber =jTextField3.getText();
String sql1="delete from 學生 where 學號='"+studentNumber+"'";
int reg= statement.executeUpdate(sql1);
String sql2="delete from 用戶 where 編號='"+studentNumber+"'";
int reg0= statement.executeUpdate(sql2);
if(reg==1&®0==1)
JOptionPane.showMessageDialog(null,"成功刪除學生信息");
else
JOptionPane.showMessageDialog(null,"不存在該學生！");
}
catch(SQLException sqlException){
JOptionPane.showMessageDialog(null,sqlException.getMessage(),"Database Error",JOptionPane.ERROR_MESSAGE);
System.exit(1);}
catch(ClassNotFoundException classNotFound){
JOptionPane.showMessageDialog(null,classNotFound.getMessage(),"Driver Not Found",JOptionPane.ERROR_MESSAGE);
System.exit(1); }// TODO add your handling code here:
}//GEN-LAST:event_jButton3ActionPerformed
private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
Statement statement;
try{
Connect con = new Connect();
statement= con.con.createStatement();
String studentNumber=jTextField1.getText();
String studentName=jTextField2.getText();
String classNumber =jTextField3.getText();
String entranceTime=jTextField4.getText();
String leaveTime=jTextField5.getText();
String sql1="update 學生 set 班級編號='"+classNumber+"',入學日期='"+entranceTime+"',畢業日期='"+leaveTime+"' where 學號='"+studentNumber+"'";
int reg= statement.executeUpdate(sql1);
if(reg==1)
JOptionPane.showMessageDialog(null,"成功修改學生信息");
else
JOptionPane.showMessageDialog(null,"不存在該學生或輸入學號與姓名不對應！");
}
catch(SQLException sqlException){
JOptionPane.showMessageDialog(null,sqlException.getMessage(),"Database Error",JOptionPane.ERROR_MESSAGE);
System.exit(1);}
catch(ClassNotFoundException classNotFound){
JOptionPane.showMessageDialog(null,classNotFound.getMessage(),"Driver Not Found",JOptionPane.ERROR_MESSAGE);
System.exit(1); }// TODO add your handling code here:
}//GEN-LAST:event_jButton2ActionPerformed
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
Statement statement;
try{
Connect con = new Connect();
statement= con.con.createStatement();
String studentNumber=jTextField1.getText();
String studentName=jTextField2.getText();
String classNumber =jTextField3.getText();
String entranceTime=jTextField4.getText();
String leaveTime=jTextField5.getText();
String sql2="insert into 用戶(編號,密碼,類型,狀態) values('"+studentNumber+"','"+studentNumber+"','學生','未登錄')";
int reg0= statement.executeUpdate(sql2);
String sql1="insert into 學生(學號,姓名,班級編號,入學日期,畢業日期) values('"+studentNumber+"','"+studentName+"','"+classNumber+"','"+entranceTime+"','"+leaveTime+"')";
int reg= statement.executeUpdate(sql1);
if(reg==1&®0==1)
JOptionPane.showMessageDialog(null,"成功添加學生信息");
else
JOptionPane.showMessageDialog(null,"添加失敗！");
}
catch(SQLException sqlException){
JOptionPane.showMessageDialog(null,sqlException.getMessage(),"Database Error",JOptionPane.ERROR_MESSAGE);
System.exit(1);}
catch(ClassNotFoundException classNotFound){
JOptionPane.showMessageDialog(null,classNotFound.getMessage(),"Driver Not Found",JOptionPane.ERROR_MESSAGE);
System.exit(1); }
// TODO add your handling code here:
}//GEN-LAST:event_jButton1ActionPerformed
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JButton jButton3;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JLabel jLabel5;
private javax.swing.JTextField jTextField1;
private javax.swing.JTextField jTextField2;
private javax.swing.JTextField jTextField3;
private javax.swing.JTextField jTextField4;
private javax.swing.JTextField jTextField5;
// End of variables declaration//GEN-END:variables
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -