finished formation, and made the ajout etudiant interface 1st version

src/ExercicesTP/CRUD/EtudiantDAO.java

@@ -0,0 +1,30 @@
+package ExercicesTP.CRUD;
+import ExercicesTP.Etudiant;
+import ExercicesTP.interfaces.EtudiantDaoCRUD;
+public class EtudiantDAO implements EtudiantDaoCRUD{
+
+    @Override
+    public void addEtudiant(Etudiant etudiant) {
+
+    }
+
+    @Override
+    public void deleteEtudiant(int id) {
+
+    }
+
+    @Override
+    public void updateEtudiant(Etudiant etudiant) {
+
+    }
+
+    @Override
+    public Etudiant getEtudiant(int id) {
+        return null;
+    }
+
+    @Override
+    public Etudiant[] getAllEtudiants() {
+        return new Etudiant[0];
+    }
+}

src/ExercicesTP/IHM/IHMAjoutEtudiant.java

@@ -0,0 +1,72 @@
+package ExercicesTP.IHM;
+import javax.swing.*;
+import java.awt.*;
+
+public class IHMAjoutEtudiant extends JInternalFrame{
+    public JLabel nomLabel, prenomLabel, numEtdLabel, filiereLabel, niveauLabel, groupeLabel;
+    public JTextField nomField, prenomField, numEtdField;
+    public JComboBox<String> filiereComboBox;
+    public JComboBox<Integer> niveauComboBox, groupeComboBox;
+
+    public JButton addButton, cancelButton;
+    public IHMAjoutEtudiant(){
+        setTitle("Ajout d'un étudiant");
+        setSize(400, 400);
+        initializeComponents();
+        createLayout();
+        //addEventListeners();
+        setVisible(true);
+    }
+    private void addComponent(JPanel panel, JComponent component, GridBagConstraints c, int x, int y, int width, int height) {
+        c.gridx = x;
+        c.gridy = y;
+        c.gridwidth = width;
+        c.gridheight = height;
+        panel.add(component, c);
+    }
+    public void initializeComponents() {
+        nomLabel = new JLabel("Nom :");
+        prenomLabel = new JLabel("Prénom :");
+        numEtdLabel = new JLabel("Numéro étudiant :");
+        filiereLabel = new JLabel("Filière :");
+        niveauLabel = new JLabel("Niveau :");
+        groupeLabel = new JLabel("Groupe :");
+
+        nomField = new JTextField(15);
+        prenomField = new JTextField(20);
+        numEtdField = new JTextField(15);
+
+        // Sample data for comboboxes (replace with actual data source)
+        filiereComboBox = new JComboBox<>(new String[]{"FIA", "Licence Sc Info", "Licence Info de Gest", "Maths Info", "Physique Info", "Chimie Info", "Bio Info", "Eco Info", "Génie Info", "Info de Gestion", "Info de Comm"});
+        niveauComboBox = new JComboBox<>(new Integer[]{1, 2, 3});
+        groupeComboBox = new JComboBox<>(new Integer[]{1, 2, 3, 4, 5});
+
+        addButton = new JButton("Ajouter");
+        cancelButton = new JButton("Annuler");
+
+    }
+
+    public void createLayout() {
+        JPanel panel = new JPanel(new GridBagLayout());
+        GridBagConstraints c = new GridBagConstraints();
+
+        // Add labels and corresponding components
+        c.fill = GridBagConstraints.HORIZONTAL;
+        addComponent(panel, numEtdLabel, c, 0, 2, 1, 1);
+        addComponent(panel, numEtdField, c, 1, 2, 2, 1);
+        addComponent(panel, nomLabel, c, 0, 0, 1, 1);
+        addComponent(panel, nomField, c, 1, 0, 2, 1);
+        addComponent(panel, prenomLabel, c, 0, 1, 1, 1);
+        addComponent(panel, prenomField, c, 1, 1, 2, 1);
+        addComponent(panel, filiereLabel, c, 0, 3, 1, 1);
+        addComponent(panel, filiereComboBox, c, 1, 3, 2, 1);
+        addComponent(panel, niveauLabel, c, 0, 4, 1, 1);
+        addComponent(panel, niveauComboBox, c, 1, 4, 2, 1);
+        addComponent(panel, groupeLabel, c, 0, 5, 1, 1);
+        addComponent(panel, groupeComboBox, c, 1, 5, 2, 1);
+        addComponent(panel, addButton, c, 0, 6, 1, 1);
+        addComponent(panel, cancelButton, c, 1, 6, 1, 1);
+        add(panel);
+    }
+
+}

src/ExercicesTP/IHM/Principale.java

@@ -53,6 +53,7 @@ public class Principale extends JFrame {
         menuItemAjouteurEtudiant = new JMenuItem("Ajouteur");
         menuItemRechercherEtudiant = new JMenuItem("Rechercher");
         menuItemAfficherEtudiant = new JMenuItem("Afficher");
+
         menuEtudiant.add(menuItemAjouteurEtudiant);
         menuEtudiant.add(menuItemRechercherEtudiant);
         menuEtudiant.add(menuItemAfficherEtudiant);
@@ -96,6 +97,14 @@ public void actionPerformed(ActionEvent e) {
             }
         });
 
+        menuItemAjouteurEtudiant.addActionListener(new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                IHMAjoutEtudiant ihmAjoutEtud = new IHMAjoutEtudiant();
+                desktop.add(ihmAjoutEtud);
+            }
+        });
+