private void supprimerToolStripMenuItem_Click(object sender, EventArgs e) { int[] toDel = new int[lvcdes.SelectedIndices.Count]; int index = 0; if(lvcdes.SelectedIndices.Count==0) { MessageBox.Show("Veuillez Selction une commande", "erreur"); } else { DialogResult dr = MessageBox.Show("Confirmation de la supression des commande", "Suppression", MessageBoxButtons.YesNo, MessageBoxIcon.Information); if (dr == DialogResult.Yes) { Commande cmd = new Commande(); foreach (ListViewItem i in lvcdes.SelectedItems) { toDel[index] = Convert.ToInt32(i.SubItems[0].Text); index++; } try { cmd.suppCmd(toDel); AfficherListe(); } catch (MonException excep) { MessageBox.Show(excep.MessageSysteme(), "Erreur de modification"); } } } }