private void btnXoa_Click(object sender, EventArgs e)
{
DialogResult result;
result = MessageBox.Show("Bạn có chắc chắn muốn xóa không ?", "Hệ Thống", MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
string sql = "MaNhomHP='" + txtMaNhomHP.Text + "'";
business.Delete("NhomHocPhan", sql);
FormNhomHocPhan_Load(sender, e);
}
}
private void btnLuu_Click(object sender, EventArgs e)
{
string MaSV = txtMaSV.Text;
string MaNhomHP = cmbMaNhomHP.SelectedValue.ToString();
double DiemThi = Convert.ToDouble(txtDiemThi.Text);
double DiemQT = Convert.ToDouble(txtDiemQuaTrinh.Text);
string sql = "MaSV='" + MaSV + "'";
business.Delete("KetQua", sql);
sql = "'" + MaSV + "','" + MaNhomHP + "'," + DiemQT + "," + DiemThi + ",'','',''";
business.Insert("KetQua", sql);
btnLoc_Click(sender, e);
}
