package jettang;
import java.lang.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.sql.*;
//////////////////////////////////////////////
//主类
public class STU {
public STU() {
try {
jbInit();
} catch (Exception ex) {
ex.printStackTrace();
}
}
public static void main(String args[]) {
new Frm_Main();
}
private void jbInit() throws Exception {
}
}
//主框架，数据库
class Frm_Main implements ActionListener { //throws IOException
public static final int EXIT_ON_CLOSE = 0;
public JFrame frame;
public Container c;
public JMenuBar menuBar;
public JMenu mainMenu1;
public JMenu mainMenu2;
public JMenu mainMenu3;
public JMenuItem subMenu1[] = new JMenuItem[5];
public JMenuItem subMenu2[] = new JMenuItem[7];
public JMenuItem subMenu3[] = new JMenuItem[2];
JButton toolBarButton[] = new JButton[8];
public JToolBar toolBar;
//////////////////////////////////////////////
String strTip[] = {"姓名查询...", "添加信息...",
"删除...", "修改...", "修改确认...",
"添加确认...", "删除确认...", "关于产品信息:)"};
//////////////////////////////////////////////
// String id = new String();
String name = new String();
String sex = new String();
String age = new String();
String classid = new String();
String department = new String();
String call = new String();
//////////////////////////////////////////////
Connection con;
ResultSet rs;
Statement st;
// ResultSetMetaData rsmd;
// Vector columnHeads=new Vector();
// Vector rows = new Vector();
// Vector currentRow=new Vector();
///////////////////////////////////////////////
public JLabel classidL = new JLabel("班级");
public JLabel nameL = new JLabel("姓名");
public JLabel sexL = new JLabel("性别");
public JLabel ageL = new JLabel("年龄");
public JLabel departmentL = new JLabel("单位");
public JLabel callL = new JLabel("电话");
public JLabel tittleLabel = new JLabel();
//////////////////////////////////////////////
public JTextField classidT = new JTextField();
public JTextField nameT = new JTextField();
public JTextField sexT = new JTextField();
public JTextField ageT = new JTextField();
public JTextField departmentT = new JTextField();
public JTextField callT = new JTextField();
public JTextArea textT = new JTextArea();
//////////////////////////////////////////////
//////////////////////////////////////////////
public Frm_Main() {
/////////////////////////////////////////////////
frame = new JFrame("学籍管理系统V1.0");
c = frame.getContentPane();
c.setLayout(null);
menuBar = new JMenuBar();
toolBar = new JToolBar();
toolBar.setFloatable(false);
frame.setJMenuBar(menuBar);
frame.setResizable(false);
////////////////////////////////////////////////
mainMenu1 = new JMenu("管理");
String str1[] = {"添加", "删除", "查询", " ", "关闭"};
for (int i = 0; i < 5; i++) {
if (i == 3) {
mainMenu1.addSeparator();
} else {
subMenu1[i] = new JMenuItem(str1[i]);
subMenu1[i].addActionListener(this);
mainMenu1.add(subMenu1[i]);
}
}
menuBar.add(mainMenu1);
/////////////////////////////////////////////////
mainMenu2 = new JMenu("操作");
String str2[] = {"查询", "添加", "删除", "修改",
"提交修改", "提交添加", "提交删除"};
for (int i = 0; i < 7; i++) {
subMenu2[i] = new JMenuItem(str2[i]);
subMenu2[i].addActionListener(this);
mainMenu2.add(subMenu2[i]);
}
menuBar.add(mainMenu2);
/////////////////////////////////////////////////
mainMenu3 = new JMenu("集体查询");
String str3[] = {"按班级...", "按单位..."};
for (int i = 0; i < 2; i++) {
subMenu3[i] = new JMenuItem(str3[i]);
subMenu3[i].addActionListener(this);
mainMenu3.add(subMenu3[i]);
}
menuBar.add(mainMenu3);
////////////////////////////////////////////////
String strToolBar[] = {"查询", "添加", "删除", "修改", "提交修改",
"提交添加", "提交删除", "关于"};
for (int i = 0; i < 8; i++) {
toolBarButton[i] = new JButton(strToolBar[i]);
toolBarButton[i].setToolTipText(strTip[i]);
toolBarButton[i].addActionListener(this);
toolBar.add(toolBarButton[i]);
}
toolBar.setLocation(0, 0);
toolBar.setSize(400, 30);
c.add(toolBar);
////////////////////////////////////////////////
classidL.setLocation(35, 40);
classidL.setSize(40, 20);
//classidL.setFont(new Font("",Font.BOLD,12));
c.add(classidL);
classidT.setLocation(90, 40);
classidT.setSize(200, 20);
//classidT.setEnabled(false);
c.add(classidT);
nameL.setLocation(35, 70);
nameL.setSize(40, 20);
c.add(nameL);
nameT.setLocation(90, 70);
nameT.setSize(200, 20);
c.add(nameT);
sexL.setLocation(35, 100);
sexL.setSize(40, 20);
c.add(sexL);
sexT.setLocation(90, 100);
sexT.setSize(200, 20);
c.add(sexT);
ageL.setLocation(35, 130);
ageL.setSize(40, 20);
c.add(ageL);
ageT.setLocation(90, 130);
ageT.setSize(200, 20);
c.add(ageT);
departmentL.setLocation(35, 160);
departmentL.setSize(40, 20);
c.add(departmentL);
departmentT.setLocation(90, 160);
departmentT.setSize(200, 20);
c.add(departmentT);
callL.setLocation(35, 190);
callL.setSize(40, 20);
c.add(callL);
callT.setLocation(90, 190);
callT.setSize(200, 20);
c.add(callT);
/////////////////////////////////////////////////
tittleLabel.setText("----------集体查询结果--------");
tittleLabel.setSize(300, 20);
tittleLabel.setLocation(10, 210);
c.add(tittleLabel);
////////////////////////////////////////////
textT.setSize(400, 300);
textT.setLocation(10, 240);
c.add(textT, 14);
///////////////////////////////////////////////
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(500, 650);
frame.setLocation(200, 200);
frame.setVisible(true);
conDB();
}
//以上是框架设计
//JDBC
public void conDB() {
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
} catch (ClassNotFoundException e) {
JOptionPane.showMessageDialog(null, "数据库错误");
}
try {
con = DriverManager.getConnection("jdbc:odbc:jettang", "sa", "");
st = con.createStatement();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "数据库连接失败");
}
}
//关闭连接
public void closeDB() {
try {
st.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "数据库关闭失败");
}
}
//事件响应
public void actionPerformed(ActionEvent e) {
//////////////////////////////////////////////
if (e.getSource() == toolBarButton[7]) {
JOptionPane.showMessageDialog(null, "当前版本1.0，操作帮助请看使用说明书");
}
/////////////////////////////////////////////查询(按姓名)
if (e.getSource() == subMenu2[0] || e.getSource() == toolBarButton[0] ||
e.getSource() == subMenu1[2]) {
String idid = JOptionPane.showInputDialog("请输入学生姓名");
if (idid.trim() != "") {
String strSQL = "select * from stuinfo where name ='" + idid +
"'";
try {
rs = st.executeQuery(strSQL);
int count = 0;
while (rs.next()) {
classid = rs.getString("classid");
name = rs.getString("name");
department = rs.getString("department");
sex = rs.getString("sex");
age = rs.getString("age");
call = rs.getString("call");
++count;
}
if (count == 0) {
JOptionPane.showMessageDialog(null, "无此信息");
} else {
classidT.setText(classid);
nameT.setText(name);
sexT.setText(sex);
ageT.setText(age);
callT.setText(call);
departmentT.setText(department);
}
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "查询失败");
}
}
}
/////////////////////////////////////////////关闭
if (e.getSource() == subMenu1[4]) {
frame.dispose();
closeDB();
}
/////////////////////////////////////////////添加
if (e.getSource() == subMenu1[0] || e.getSource() == subMenu2[1] ||
e.getSource() == toolBarButton[1]) {
JOptionPane.showMessageDialog(null, "请输入你添加的信息再点击提交添加键");
classidT.setEnabled(true);
classidT.setText("");
nameT.setText("");
sexT.setText("");
ageT.setText("");
callT.setText("");
departmentT.setText("");
}
/////////////////////////////////////////////提交添加
if (e.getSource() == toolBarButton[5] || e.getSource() == subMenu2[5]) {
if ((classidT.getText().trim()).equals("") ||
(nameT.getText().trim()).equals("") ||
(sexT.getText().trim()).equals("") ||
(ageT.getText().trim()).equals("") ||
(callT.getText().trim()).equals("") ||
(departmentT.getText().trim()).equals("")) {
JOptionPane.showMessageDialog(null, "请先点击添加键");
} else {
classid = classidT.getText();
name = nameT.getText();
sex = sexT.getText();
age = ageT.getText();
call = callT.getText();
department = departmentT.getText();
String strSQL =
"insert into stuinfo(classid,name,sex,age,call,department) values('" +
classid + "','" +
name + "','" + sex + "','" + age + "','" + call + "','" +
department + "')";
try {
st.executeUpdate(strSQL);
} catch (Exception exx) {
JOptionPane.showMessageDialog(null, "添加失败");
return;
}
JOptionPane.showMessageDialog(null, "添加成功");
classidT.setText("");
nameT.setText("");
sexT.setText("");
ageT.setText("");
callT.setText("");
departmentT.setText("");
}
}
////////////////////////////////////////////提交修改
if (e.getSource() == subMenu2[4] || e.getSource() == toolBarButton[4]) {
if ((classidT.getText().trim()).equals("") ||
(nameT.getText().trim()).equals("") ||
(sexT.getText().trim()).equals("")
|| (ageT.getText().trim()).equals("") ||
(callT.getText().trim()).equals("") ||
(departmentT.getText().trim()).equals("")) {
JOptionPane.showMessageDialog(null, "请先点击修改键");
return;
} else {
classid = classidT.getText();
name = nameT.getText();
sex = sexT.getText();
age = ageT.getText();
call = callT.getText();
department = departmentT.getText();
String strSQL = "update stuinfo set classid='" + classid +
"',sex='" + sex + "',age='" + age + "',call='" +
call + "',department='" + department + "'" +
"where name='" + name + "'";
try {
st.executeUpdate(strSQL);
} catch (Exception exx) {
JOptionPane.showMessageDialog(null, "修改失败");
return;
}
JOptionPane.showMessageDialog(null, "修改成功");
classidT.setText("");
nameT.setText("");
sexT.setText("");
ageT.setText("");
callT.setText("");
departmentT.setText("");
}
}
///////////////////////////////////////////////修改
if (e.getSource() == subMenu2[3] || e.getSource() == toolBarButton[3]) {
String idid = JOptionPane.showInputDialog("请输入你要修改的学生姓名后点击提交修改键确认");
if (idid.trim() != "") {
String strSQL = "select * from stuinfo where name ='" + idid +
"'";
try {
rs = st.executeQuery(strSQL);
int count = 0;
while (rs.next()) {
classid = rs.getString("classid");
name = rs.getString("name");
department = rs.getString("department");
sex = rs.getString("sex");
age = rs.getString("age");
call = rs.getString("call");
++count;
}
if (count == 0) {
JOptionPane.showMessageDialog(null, "无此信息");
} else {
classidT.setText(classid);
nameT.setText(name);
sexT.setText(sex);
ageT.setText(age);
callT.setText(call);
departmentT.setText(department);
classidT.setEnabled(false);
}
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "修改失败");
}
}
}
/////////////////////////////////////////////////删除
if (e.getSource() == subMenu2[2] || e.getSource() == toolBarButton[2] ||
e.getSource() == subMenu1[1]) {
String idDel = JOptionPane.showInputDialog("请输入要删除的学生姓名后点击提交删除键确认");
if (idDel.trim() != "") {
String strSQL = "select * from stuinfo where name ='" + idDel +
"'";
try {
rs = st.executeQuery(strSQL);
int count = 0;
while (rs.next()) {
classid = rs.getString("classid");
name = rs.getString("name");
department = rs.getString("department");
sex = rs.getString("sex");
age = rs.getString("age");
call = rs.getString("call");
++count;
}
if (count == 0) {
JOptionPane.showMessageDialog(null, "无此信息");
} else {
classidT.setText(classid);
nameT.setText(name);
sexT.setText(sex);
ageT.setText(age);
callT.setText(call);
departmentT.setText(department);
classidT.setEnabled(false);
}
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "删除失败");
}
}
}
//////////////////////////////////////////////////提交删除
if (e.getSource() == toolBarButton[6] ||
e.getSource() == subMenu2[6]) {
if ((classidT.getText().trim()).equals("") ||
(nameT.getText().trim()).equals("") ||
(sexT.getText().trim()).equals("") ||
(ageT.getText().trim()).equals("") ||
(callT.getText().trim()).equals("") ||
(departmentT.getText().trim()).equals("")) {
JOptionPane.showMessageDialog(null, "请先点击删除键");
return;
} else {
name = nameT.getText();
String strSQL = "delete from stuinfo where name='" + name +
"'";
try {
st.executeUpdate(strSQL);
} catch (Exception exx) {
JOptionPane.showMessageDialog(null, "删除失败");
return;
}
JOptionPane.showMessageDialog(null, "删除成功");
classidT.setText("");
nameT.setText("");
sexT.setText("");
ageT.setText("");
callT.setText("");
departmentT.setText("");
}
}
//////////////////////////////////////////////集体查询（按班级）
if (e.getSource() == subMenu3[0]) {
classidT.setText("");
nameT.setText("");
sexT.setText("");
ageT.setText("");
callT.setText("");
departmentT.setText("");
if ((classidT.getText().trim()).equals("")) {
String idclass = JOptionPane.showInputDialog("请输入班级");
String strSQL = "select * from stuinfo where classid='" +
idclass +
"'";
try {
rs = st.executeQuery(strSQL);
displayres(rs);
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "查询失败");
}
} else {
String idclass = classidT.getText();
String strSQL = "select * from stuinfo where classid='" +
idclass +
"'";
try {
rs = st.executeQuery(strSQL);
displayres(rs);
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "查询失败");
}
}
}
////////////////////////////按单位
if (e.getSource() == subMenu3[1]) {
classidT.setText("");
nameT.setText("");
sexT.setText("");
ageT.setText("");
callT.setText("");
departmentT.setText("");
if ((departmentT.getText().trim()).equals("")) {
String idclass = JOptionPane.showInputDialog("请输入单位");
String strSQL = "select * from stuinfo where department='" +
idclass +
"'";
try {
rs = st.executeQuery(strSQL);
displayres(rs);
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "查询失败");
}
} else {
String idclass = departmentT.getText();
String strSQL = "select * from stuinfo where department='" +
idclass +
"'";
try {
rs = st.executeQuery(strSQL);
displayres(rs);
} catch (Exception ex) {
JOptionPane.showMessageDialog(null, "查询失败");
}
}
}
}
public void displayres(ResultSet rs1) throws SQLException {
//定位到达第一条记录
boolean moreRecords = rs1.next();
//如果没有记录，则提示一条消息
if (!moreRecords) {
JOptionPane.showMessageDialog(null, "无此记录");
return;
}
try {
//获取数据
getNextRow(rs1);
//刷新Table
c.validate();
}
catch (SQLException sqlex) {
sqlex.printStackTrace();
}
}
public void getNextRow(ResultSet rs2) throws
SQLException {
int count = 1;
while (rs2.next()) {
name = " 姓名：" + rs2.getString(1);
age = " 年龄：" + rs2.getString(2) + " 单位：";
department = rs2.getString(3) + "\n";
textT.append(count + "." + name + age + department);
count++;
}
}
}
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