bsr j'ai un programme avec un Jtable connecté la base de donnée et qui affiche dans le Jtable les informations de chaque etudiant
et en bas il un Jlist et un Jtextfield et un button
je veux choisir un choix dans un Jlist par exemple age (18ans et saisir la valeur de l'age dans le JtextField et appuyer sur le button OK Jtable s'affiche avec les étudiants qui ont 18 ans comment faire svp aidez moi
j'ai fais événements mais ils sont faux voila le code
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
/*
* NewJFrame123.java
*
* Created on 5 janv. 2009, 20:35:28
*/
package enseignant;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Vector;
import java.awt.event.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
public class qqqqq extends javax.swing.JFrame implements ActionListener, ListSelectionListener {
Statement stm=null;
ResultSet rs = null;
ConnBD conn=new ConnBD();
Connection con=conn.getConnect();
/** Creates new form NewJFrame123 */
public qqqqq() {
initComponents();
Vector <Object> NomCol=new Vector<Object>();
NomCol.add("matricule");
NomCol.add("nom");
NomCol.add("prénom");
NomCol.add("tel");
NomCol.add("age");
Vector <Object> ob=new Vector<Object>();
try {
stm=con.createStatement();
rs=stm.executeQuery("Select * from enseignant ");
while(rs.next()){
Vector <Object> ob1=new Vector<Object>();
ob1.add(rs.getString("matricule"));
ob1.add(rs.getString(2));
ob1.add(rs.getString(3));
ob1.add(rs.getInt(4));
ob1.add(rs.getInt(5));
ob.add(ob1);
}
} catch (SQLException e)
{
System.out.println("Erreur d'affichage ");
}
jTable1.setModel(new javax.swing.table.DefaultTableModel(ob,NomCol));
}
/** 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() {
jPanel1 = new javax.swing.JPanel();
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jScrollPane2 = new javax.swing.JScrollPane();
jList1 = new javax.swing.JList();jList1.addListSelectionListener(this);
jButton1 = new javax.swing.JButton(); jButton1.addActionListener(this);
jTextField1 = new javax.swing.JTextField();jTextField1.addActionListener(this);
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{null, null, null, null, null},
{null, null, null, null, null},
{null, null, null, null, null},
{null, null, null, null, null},
{null, null, null, null, null},
{null, null, null, null, null}
},
new String [] {
"matricule", "nom", "prenom", "tel", "age"
}
));
jScrollPane1.setViewportView(jTable1);
jList1.setModel(new javax.swing.AbstractListModel() {
String[] strings = { "age","matricule","telephone" };
public int getSize() { return strings.length; }
public Object getElementAt(int i) { return strings[i]; }
});
jScrollPane2.setViewportView(jList1);
jButton1.setText("OK");
jTextField1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextField1ActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(84, 84, 84)
.addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 71, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 162, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(138, 138, 138)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 96, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(11, 11, 11))
.addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel1Layout.createSequentialGroup()
.addGap(39, 39, 39)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 648, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(58, Short.MAX_VALUE))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
.addGap(31, 31, 31)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 123, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 111, Short.MAX_VALUE)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 40, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 31, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(138, 138, 138))
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 118, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(102, 102, 102))))
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(250, 250, 250)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(132, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(70, 70, 70)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(28, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
public void actionPerformed(ActionEvent e){
if(e.getActionCommand().equals("matricule"))
{
String var4 =(String) jList1.getSelectedValue() ;
System.out.println(var4 );
}
else if (e.getActionCommand().equals("age")){
Integer var1=(Integer) jList1.getSelectedValue() ;
System.out.println(var1);
}
else if (e.getActionCommand().equals("tel")){
Integer var2=(Integer) jList1.getSelectedValue() ;
System.out.println(var2);
}
else {
//System.out.println("selectionner un choix dans la liste");
}
if(e.getSource()==jTextField1){
String M=jTextField1.getText();
}
if(e.getSource()==jButton1){
try{
Vector <Object> NomCol=new Vector<Object>();
NomCol.add("matricule");
NomCol.add("nom");
NomCol.add("prénom");
NomCol.add("tel");
NomCol.add("age");
Vector <Object> ob=new Vector<Object>();
stm=con.createStatement();
PreparedStatement pt=con.prepareStatement("select * from enseignant where ? <=age<=?");
pt.setInt(1,18);
pt.setInt(2,22);
rs=stm.executeQuery("select * from enseignant");
while(rs.next()){
Vector <Object> ob1=new Vector<Object>();
ob1.add(rs.getString("matricule"));
ob1.add(rs.getString(2));
ob1.add(rs.getString(3));
ob1.add(rs.getInt(4));
ob1.add(rs.getInt(5));
ob.add(ob1);
}
jTable1.setModel(new javax.swing.table.DefaultTableModel(ob,NomCol));
}
catch(SQLException ex){
}
}
}
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new qqqqq().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JButton jButton1;
private javax.swing.JList jList1;
private javax.swing.JPanel jPanel1;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private javax.swing.JTable jTable1;
private javax.swing.JTextField jTextField1;
// End of variables declaration
@Override
public void valueChanged(ListSelectionEvent arg0) {
// TODO Auto-generated method stub
}
}
Afficher la suite
