public void Xoa(QLKTX.BusinessObject.TonGiaoInfo tg)
        {
            SqlCommand s = new SqlCommand("Delete TONGIAO where MATONGIAO=@ma");

            s.Parameters.Add("@ma", SqlDbType.Int).Value = tg.MaTonGiao;
            ser.Load(s);
        }
        public void Sua(QLKTX.BusinessObject.TonGiaoInfo tg)
        {
            SqlCommand s = new SqlCommand("Update TONGIAO set TENTONGIAO = @ten where MATONGIAO= @ma");

            s.Parameters.Add("@ten", SqlDbType.NVarChar, 30).Value = tg.TenTonGiao;
            s.Parameters.Add("@ma", SqlDbType.Int).Value           = tg.MaTonGiao;
            ser.Load(s);
        }
        public void Them(QLKTX.BusinessObject.TonGiaoInfo tg)
        {
            SqlCommand s = new SqlCommand("INSERT INTO TONGIAO(MATONGIAO,TENTONGIAO) VALUES(@ma,@ten)");

            s.Parameters.Add("@ten", SqlDbType.NVarChar, 30).Value = tg.TenTonGiao;
            s.Parameters.Add("@ma", SqlDbType.Int).Value           = tg.MaTonGiao;
            ser.Load(s);
        }
        private void btnLuu_Click(object sender, EventArgs e)
        {
            if (txtTen.Text != "")
            {
                QLKTX.BusinessObject.TonGiaoInfo tg = new QLKTX.BusinessObject.TonGiaoInfo();
                tg.MaTonGiao  = Convert.ToInt32(txtMa.Text);
                tg.TenTonGiao = txtTen.Text.ToString();
                ctl.Them(tg);

                DialogResult = DialogResult.Yes;
            }
            else
            {
                MessageBox.Show("Chưa nhập Tên!", "Tôn Giáo", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        public void Sua(QLKTX.BusinessObject.TonGiaoInfo info)
        {
            TonGiaoData data = new TonGiaoData();

            data.Sua(info);
        }