/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package test.main;
import java.sql.SQLException;
import java.util.List;
import java.util.Vector;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import test.cl.Student;
import test.pu.sql_con;
/**
*
* @author Administrator
*/
public class mainframe extends javax.swing.JFrame {
List<Student> stuList = null;
sql_con ss = new sql_con();
/**
* Creates new form mainframe
*/
public mainframe() {
initComponents();
try {
stuList = ss.queryAll();
} catch (ClassNotFoundException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
} catch (SQLException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
}
displayOnTable(tb, stuList);
}
/**
* 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.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jScrollPane1 = new javax.swing.JScrollPane();
tb = new javax.swing.JTable();
jLabel1 = new javax.swing.JLabel();
tf_id = new javax.swing.JTextField();
jLabel2 = new javax.swing.JLabel();
tf_name = new javax.swing.JTextField();
jLabel3 = new javax.swing.JLabel();
tf_age = new javax.swing.JTextField();
bu_add = new javax.swing.JButton();
bu_delete = new javax.swing.JButton();
bu_update = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setTitle("学生管理");
tb.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{null, null, null},
{null, null, null},
{null, null, null},
{null, null, null}
},
new String [] {
"序号", "姓名", "年龄"
}
));
tb.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
tbMouseClicked(evt);
}
});
jScrollPane1.setViewportView(tb);
jLabel1.setText("ID");
tf_id.setEnabled(false);
jLabel2.setText("Name");
jLabel3.setText("Age");
tf_age.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
tf_ageActionPerformed(evt);
}
});
bu_add.setText("Add");
bu_add.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
bu_addActionPerformed(evt);
}
});
bu_delete.setText("delete");
bu_delete.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
bu_deleteActionPerformed(evt);
}
});
bu_update.setText("update");
bu_update.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
bu_updateActionPerformed(evt);
}
});
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(26, Short.MAX_VALUE)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 366, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(23, 23, 23))
.addGroup(layout.createSequentialGroup()
.addGap(40, 40, 40)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel1)
.addComponent(jLabel2)
.addComponent(jLabel3))
.addGap(48, 48, 48)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(tf_id, javax.swing.GroupLayout.DEFAULT_SIZE, 76, Short.MAX_VALUE)
.addComponent(tf_name)
.addComponent(tf_age))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(bu_add)
.addComponent(bu_delete)
.addComponent(bu_update))
.addGap(66, 66, 66))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(18, 18, 18)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 115, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(41, 41, 41)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(tf_id, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(bu_add))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel2)
.addComponent(tf_name, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(bu_delete))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3)
.addComponent(tf_age, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(bu_update))
.addContainerGap(63, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
private void bu_addActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
String name = tf_name.getText();
String age = tf_age.getText();
int agestu = Integer.parseInt(age);
Student stu = new Student(0, name, agestu);
int result = 0;
try {
result = ss.addstu(stu);
} catch (ClassNotFoundException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
} catch (SQLException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
}
if(result == 1)
{
JOptionPane.showMessageDialog(null, "add data success");
}
List<Student> qa = null;
try {
qa = ss.queryAll();
} catch (ClassNotFoundException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
} catch (SQLException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
}
displayOnTable(tb, qa);
}
private void tf_ageActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void tbMouseClicked(java.awt.event.MouseEvent evt) {
// TODO add your handling code here:
int index = tb.getSelectedRow();
Object id = tb.getValueAt(index, 0);
Object name = tb.getValueAt(index, 1);
Object age = tb.getValueAt(index, 2);
tf_id.setText(id+"");
tf_name.setText(name+"");
tf_age.setText(age+"");
}
private void bu_deleteActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
try {
String id = tf_id.getText();
int idstu = Integer.parseInt(id);
int result = ss.delstu(idstu);
if(result == 1)
{
JOptionPane.showMessageDialog(null, "delete data success");
}
List<Student> qa = ss.queryAll();
displayOnTable(tb, qa);
} catch (ClassNotFoundException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
} catch (SQLException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void bu_updateActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
String id = tf_id.getText();
String name = tf_name.getText();
String age = tf_age.getText();
int idstu = Integer.parseInt(id);
int agestu = Integer.parseInt(age);
int result = 0;
Student stu = new Student(idstu, name, agestu);
try {
result = ss.udstu(stu);
} catch (ClassNotFoundException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
} catch (SQLException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
}
if(result == 1)
{
JOptionPane.showMessageDialog(null, "update data success");
}
List<Student> qa = null;
try {
qa = ss.queryAll();
} catch (ClassNotFoundException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
} catch (SQLException ex) {
Logger.getLogger(mainframe.class.getName()).log(Level.SEVERE, null, ex);
}
displayOnTable(tb, qa);
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(mainframe.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(mainframe.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(mainframe.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(mainframe.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new mainframe().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JButton bu_add;
private javax.swing.JButton bu_delete;
private javax.swing.JButton bu_update;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable tb;
private javax.swing.JTextField tf_age;
private javax.swing.JTextField tf_id;
private javax.swing.JTextField tf_name;
// End of variables declaration
private void displayOnTable(JTable tb, List<Student> stuList) {
//throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
DefaultTableModel model = (DefaultTableModel) tb.getModel();
int rowCount = model.getRowCount();
for(int i = 0;i<rowCount;i++)
{
model.removeRow(0);
}
for(Student s:stuList)
{
Vector v = new Vector();
v.add(s.getId());
v.add(s.getName());
v.add(s.getAge());
model.addRow(v);
}
}
}
student table
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