public void MyConfig() { CreateEtuPanel.Hide(); OperationChoicePanel.Hide(); panelDelete.Hide(); panelUpdate.Hide(); panelSelectAll.Hide(); }
private void button2_Click(object sender, EventArgs e) { using (SqlConnection connection = new SqlConnection ("Data Source=arpa ;Initial Catalog =" + baseDeDonnées.Text + ";User ID=" + userTextBox.Text + ";Password="******"you're now connected to " + connection.Database + " choose your operation ,please"); } catch (SqlException ex) { string myerror; switch (ex.Number) { case 18456: myerror = "mauvais user"; break; case 4060: myerror = "mauvaise db"; break; default: myerror = ex.Message; break; } MessageBox.Show("une erreur est survenue détails: " + myerror); } finally { connection.Close(); } } }