private void btnDelete_Click(object sender, EventArgs e)
{
if (dataGridView1.SelectedRows.Count > 0)
{
if (MessageBox.Show("voulez vous vraiment supprimer l'etudiant??", "warning", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
for (int i = 0; i < dataGridView1.SelectedRows.Count; i++)
{
etudiantBLO.DeletEtudiant(dataGridView1.SelectedRows[i].DataBoundItem as Etudiant);
loadData();
}
}
}
}
