?? jpanel1.java
字號:
package guanlixitong;
import java.awt.*;
import java.sql.*;
import java.awt.event.*;
import javax.swing.*;
import java.awt.Rectangle;
import java.awt.Font;
import javax.swing.table.*;
import javax.swing.BorderFactory;
import java.awt.Color;
import javax.swing.border.TitledBorder;
public class JPanel1
extends JPanel implements ActionListener {
public JPanel1() {
try {
jbInit();
}
catch (Exception ex) {
ex.printStackTrace();
}
}
public void actionPerformed(ActionEvent e) {
jLabel3.setText("");
if (e.getSource() == jButton1||e.getSource()==jTextField1) {
int m = Integer.parseInt(jTextField1.getText());
if (m <= 109 && m >= 101 && n < 5 && tof(m)) {
String str = "jdbc:odbc:yangAcess";
Connection con;
String select = "select 上課時間,上課地點,學(xué)分,課序號 from yang2 where 課序號=" + m;
ResultSet rs;
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection(str);
Statement stmt = con.createStatement();
rs = stmt.executeQuery(select);
while (rs.next()) {
課程[n] = new 課程();
課程[n].上課時間 = rs.getString(1);
課程[n].上課地點 = rs.getString(2);
課程[n].學(xué)分 = rs.getString(3);
課程[n].課序號 = rs.getInt(4);
n = n + 1;
}
}
catch (Exception ea) {}
boolean bool = tof(m);
initCheckBox(n);
initTabel();
String update = "update yang1 set 課程1=" + 課程[0].課序號 + ",課程2=" +
課程[1].課序號 +
", 課程3=" + 課程[2].課序號 + ",課程4=" + 課程[3].課序號 +
", 課程5=" + 課程[4].課序號 + " where 學(xué)號=" + num;
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection(str);
Statement up = con.createStatement();
up.executeUpdate(update);
up.close();
con.close();
}
catch (Exception ae) {
System.out.print("fool");
}
}
}
else if (e.getSource() == jButton2||e.getSource()==jTextField2) {
for (int i = 0; i < 5; i++) {
課程[i] = new 課程();
}
num = Integer.parseInt(jTextField2.getText());
int num1 = -1;
String str = "jdbc:odbc:yangAcess";
Connection con;
n = 0;
String select = "select 學(xué)號 from yang1 where 學(xué)號=" + num;
String sSelect =
"select 上課時間,上課地點,學(xué)分,課序號 from yang2 where 課序號=(select 課程1 from yang1 where 學(xué)號=" +
num +
")or 課序號=( select 課程2 from yang1 where 學(xué)號=" + num +
")or 課序號=(select 課程3 from yang1 where 學(xué)號=" + num +
")or 課序號=(select 課程4 from yang1 where 學(xué)號=" + num +
")or 課序號=(select 課程5 from yang1 where 學(xué)號=" + num + ")";
ResultSet rs;
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection(str);
Statement stmt = con.createStatement();
rs = stmt.executeQuery(sSelect);
while (rs.next()) {
課程[n] = new 課程();
課程[n].上課時間 = rs.getString(1);
課程[n].上課地點 = rs.getString(2);
課程[n].學(xué)分 = rs.getString(3);
課程[n].課序號 = rs.getInt(4);
n++;
}
rs = stmt.executeQuery(select);
while (rs.next()) {
num1 = rs.getInt(1);
}
con.close();
stmt.close();
}
catch (Exception ae) {
System.out.print("Woring");
}
if (num == num1) {
initTabel();
initCheckBox(n);
jTextField1.setEnabled(true);
jButton1.setEnabled(true);
jLabel1.setEnabled(true);
}
else {
jLabel3.setText(" 你 所 輸 學(xué) 號 不 存 在");
}
}
else if (e.getSource() == jButton3) {
delete();
}
}
public void update() {
String str = "jdbc:odbc:yangAcess";
Connection con;
String update = "update yang1 set 課程1=" + 課程[0].課序號 + ",課程2=" +
課程[1].課序號 +
", 課程3=" + 課程[2].課序號 + ",課程4=" + 課程[3].課序號 +
", 課程5=" + 課程[4].課序號 + " where 學(xué)號=" + num;
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection(str);
Statement up = con.createStatement();
up.executeUpdate(update);
up.close();
con.close();
}
catch (Exception ae) {
System.out.print("fool");
}
}
public void initCheckBox(int a) {
switch (a) {
case 0:
jCheckBox1.setEnabled(false);
jCheckBox3.setEnabled(false);
jCheckBox4.setEnabled(false);
jCheckBox5.setEnabled(false);
jCheckBox2.setEnabled(false);
jCheckBox1.setSelected(false);
jCheckBox2.setSelected(false);
jCheckBox3.setSelected(false);
jCheckBox4.setSelected(false);
jCheckBox5.setSelected(false);
jButton3.setEnabled(false);
break;
case 1:
jCheckBox1.setEnabled(true);
jCheckBox3.setEnabled(false);
jCheckBox4.setEnabled(false);
jCheckBox5.setEnabled(false);
jCheckBox2.setEnabled(false);
jCheckBox1.setSelected(false);
jCheckBox2.setSelected(false);
jCheckBox3.setSelected(false);
jCheckBox4.setSelected(false);
jCheckBox5.setSelected(false);
jButton3.setEnabled(true);
break;
case 2:
jCheckBox1.setEnabled(true);
jCheckBox2.setEnabled(true);
jCheckBox3.setEnabled(false);
jCheckBox4.setEnabled(false);
jCheckBox5.setEnabled(false);
jCheckBox1.setSelected(false);
jCheckBox2.setSelected(false);
jCheckBox3.setSelected(false);
jCheckBox4.setSelected(false);
jCheckBox5.setSelected(false);
jButton3.setEnabled(true);
break;
case 3:
jCheckBox1.setEnabled(true);
jCheckBox2.setEnabled(true);
jCheckBox3.setEnabled(true);
jCheckBox4.setEnabled(false);
jCheckBox5.setEnabled(false);
jCheckBox1.setSelected(false);
jCheckBox2.setSelected(false);
jCheckBox3.setSelected(false);
jCheckBox4.setSelected(false);
jCheckBox5.setSelected(false);
jButton3.setEnabled(true);
break;
case 4:
jCheckBox1.setEnabled(true);
jCheckBox3.setEnabled(true);
jCheckBox4.setEnabled(true);
jCheckBox2.setEnabled(true);
jCheckBox5.setEnabled(false);
jCheckBox1.setSelected(false);
jCheckBox2.setSelected(false);
jCheckBox3.setSelected(false);
jCheckBox4.setSelected(false);
jCheckBox5.setSelected(false);
jButton3.setEnabled(true);
break;
case 5:
jCheckBox1.setEnabled(true);
jCheckBox3.setEnabled(true);
jCheckBox4.setEnabled(true);
jCheckBox5.setEnabled(true);
jCheckBox2.setEnabled(true);
jCheckBox1.setSelected(false);
jCheckBox2.setSelected(false);
jCheckBox3.setSelected(false);
jCheckBox4.setSelected(false);
jCheckBox5.setSelected(false);
jButton3.setEnabled(true);
break;
}
}
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