private void btXoaDH_Click(object sender, EventArgs e) { if (dgvdsDonHang.SelectedRows.Count > 0) { DataRow dh = ((DataRowView)dgvdsDonHang.SelectedRows[0].DataBoundItem).Row; dh.Delete(); XuLyDuLieu.ghiBang("ThongTinHoaDon", dsDonHang); } }
private void btThemDH_Click(object sender, EventArgs e) { DataRow dh = dsDonHang.NewRow(); dh["MA_CN"] = tbMaCN.Text; dh["Ma_HD"] = tbMaDH.Text; dh["GIATIEN"] = tbGia.Text; dsDonHang.Rows.Add(dh); XuLyDuLieu.ghiBang("ThongTinHoaDon", dsDonHang); }
private void btSuaDH_Click(object sender, EventArgs e) { if (dgvdsDonHang.SelectedRows.Count > 0) { DataRow dh = ((DataRowView)dgvdsDonHang.SelectedRows[0].DataBoundItem).Row; dh["MA_CN"] = tbMaCN.Text; dh["Ma_HD"] = tbMaDH.Text; dh["GIATIEN"] = tbGia.Text; XuLyDuLieu.ghiBang("ThongTinHoaDon", dsDonHang); } else { MessageBox.Show("Chua Chon Don Hang", "Thong Bao", MessageBoxButtons.OK); } }