private void DisplayStudent_Click(object sender, RoutedEventArgs e) { try { List <StudentEntityCl> showlist = StudentBALCl.GetAllStudentsBL(); dataGrid.ItemsSource = showlist; } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
private void DeleteStudent_Click(object sender, RoutedEventArgs e) { try { int id = Convert.ToInt32(textBox.Text); StudentBALCl.DeleteStudentBL(id); MessageBox.Show("Deleted Successfully"); } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
private void AddStudent_Click(object sender, RoutedEventArgs e) { if (!insertready) { fieldReset(); int id = StudentBALCl.getNextIdBAL(); textBox.Text = id.ToString(); textBox.IsReadOnly = true; insertready = true; } else { try { StudentEntityCl entobj = new StudentEntityCl(); entobj.STUDENTID = Convert.ToInt32(textBox.Text); entobj.STUDENTNAME = textBox1.Text; entobj.CITY = textBox2.Text; entobj.COURSE = textBox3.Text; entobj.DATEOFADMISSION = Convert.ToDateTime(DOA.Text); if (StudentBALCl.AddStudentBL(entobj)) { MessageBox.Show("Student Successfully Added"); insertready = false; textBox.IsReadOnly = false; } else { } } catch (Exception ex) { MessageBox.Show(ex.ToString()); } } }
private void Find_Click(object sender, RoutedEventArgs e) { try { int flag = 0; int id = Convert.ToInt32(textBox.Text); StudentEntityCl entobj = StudentBALCl.SearchStudentBL(id); List <StudentEntityCl> showlist = StudentBALCl.GetAllStudentsBL(); for (int index = 0; index < showlist.Count; index++) { if (showlist[index].STUDENTID == id) { flag = 1; break; } else { flag = 0; } } if (flag == 0) { MessageBox.Show("No such student found"); Environment.Exit(0); } // MessageBox.Show(entobj.DATEOFADMISSION.ToString()); textBox1.Text = entobj.STUDENTNAME; textBox2.Text = entobj.CITY; textBox3.Text = entobj.COURSE; DOA.Text = entobj.DATEOFADMISSION.ToString(); } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
private void UpdateStudent_Click(object sender, RoutedEventArgs e) { try { StudentEntityCl entobj = new StudentEntityCl(); entobj.STUDENTID = Convert.ToInt32(textBox.Text); entobj.STUDENTNAME = textBox1.Text; entobj.CITY = textBox2.Text; entobj.COURSE = textBox3.Text; entobj.DATEOFADMISSION = Convert.ToDateTime(DOA.Text); StudentBALCl.UpdateStudentBL(entobj); MessageBox.Show("Student Updated Successfully"); } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }