private void BtnManageUpdate_Click(object sender, EventArgs e) { dgvStudent.DataSource = bll.GetStudent(); dgvStudent.BackgroundColor = Color.White; try { DAL.StudentClass studentClass = new DAL.StudentClass(DAL.StudentClass.StudentCode, txtStudentNumber.Text, txtName.Text, txtSurname.Text, txtEmailAddress.Text); int x = bll.UpdateStudent(studentClass); if (x > 0) { txtStudentNumber.Clear(); txtName.Clear(); txtSurname.Clear(); txtEmailAddress.Clear(); } else { MessageBox.Show("Please input valid data."); } } #pragma warning disable CS0168 // The variable 'b' is declared but never used catch (Exception b) #pragma warning restore CS0168 // The variable 'b' is declared but never used { MessageBox.Show("Please input valid data."); } dgvStudent.DataSource = bll.GetStudent(); }
protected void btnManageUpdate(object sender, EventArgs e) { try { DAL.StudentClass studentClass = new DAL.StudentClass(DAL.StudentClass.StudentCode, txtStudentNumber.Text, txtName.Text, txtSurname.Text, txtEmailAddress.Text); int x = bll.UpdateStudent(studentClass); if (x > 0) { txtStudentNumber.Text = ""; txtName.Text = ""; txtSurname.Text = ""; txtEmailAddress.Text = ""; } else { } } #pragma warning disable CS0168 // The variable 'b' is declared but never used catch (Exception b) #pragma warning restore CS0168 // The variable 'b' is declared but never used { } dgStudent.DataSource = bll.GetStudent(); dgStudent.DataBind(); }
private void dgvStudent_CellClick(object sender, DataGridViewCellEventArgs e) { try { DAL.StudentClass studclass = new DAL.StudentClass(int.Parse(dgvStudent.SelectedRows[0].Cells[0].Value.ToString())); var values = bll.SelectedForUpdateStudent(studclass); txtStudentNumber.Text = values.Rows[0].Table.Rows[0].ItemArray[1].ToString(); txtName.Text = values.Rows[0].Table.Rows[0].ItemArray[2].ToString(); txtSurname.Text = values.Rows[0].Table.Rows[0].ItemArray[3].ToString(); txtEmailAddress.Text = values.Rows[0].Table.Rows[0].ItemArray[4].ToString(); } #pragma warning disable CS0168 // The variable 'b' is declared but never used catch (Exception b) #pragma warning restore CS0168 // The variable 'b' is declared but never used { } }