private void frmQuanLiSanPham_Load(object sender, EventArgs e) { try { ds = bll.DSSanPham(ref error);//lấy ds sp từ database loadsp(ds); } catch { } }
void load() { ds = spbll.DSSanPham(ref error); cbxSP.DataSource = ds.Tables[0]; cbxSP.DisplayMember = "tenSP"; cbxSP.ValueMember = "idSP"; cbxSP.SelectedIndex = -1; }
void load() { ds = spbll.DSSanPham(ref error); cbxTenSP.DataSource = ds.Tables[0]; cbxTenSP.DisplayMember = "tenSP"; cbxTenSP.ValueMember = "idSP"; cbxTenSP.SelectedIndex = -1; txtTongTien.Text = tongtien.ToString(); }