private void comboBoxMatiere_SelectedIndexChanged(object sender, EventArgs e)
{
matiere lesMatieres = comboBoxMatiere.SelectedItem as matiere;
DataContextGestionNotesDataContext dc = new DataContextGestionNotesDataContext();
var lesDevoirs = (from b in dc.devoir
where b.id_matiere == lesMatieres.id_matiere
select b).ToList();
listBoxEleve.Enabled = true;
comboBoxDevoir.Items.Clear();
if (lesDevoirs != null)
{
foreach (var n in lesDevoirs)
{
comboBoxDevoir.Items.Add(n);
}
}
}
partial void Deletematiere(matiere instance);
partial void Updatematiere(matiere instance);
partial void Insertmatiere(matiere instance);
