private void btnRetrieve_Click(object sender, EventArgs e) { try { IDBManager dbManager = new MySQLDBManager(); gridStudents.DataSource = dbManager.RetrieveStudents(); } catch (Exception ex) { MessageBox.Show(ex.Message); } }
private void btnListStudents_Click(object sender, EventArgs e) { try { IDBManager dbManager = new MySQLDBManager(); int CourseId = Convert.ToInt32(textBox7.Text); gridStudents.DataSource = dbManager.RetrieveStudents(CourseId); } catch (Exception ex) { MessageBox.Show(ex.Message); } }