private void btn_xoa_Click(object sender, EventArgs e) { try { Voucher vc = new Voucher(); vc.Mavoucher = int.Parse(this.txt_ma.Text); vc.Ten = this.txt_tenma.Text; vc.Chitiet = this.txt_chitiet.Text; vc.Discount = float.Parse(this.txt_discount.Text); DateTime a = Convert.ToDateTime(dt_ngaybatdau.Value); vc.Ngaybatdau = a; DateTime b = Convert.ToDateTime(dt_ngaykt.Value); vc.Ngayketthuc = b; DAOVoucher k = new DAOVoucher(); k.xoaVoucher(vc); dataGridView1.DataSource = k.getvoucher(); MessageBox.Show("xoa thanh cong"); } catch { MessageBox.Show("error"); } }
void loadVoucher() { DAOVoucher a = new DAOVoucher(); cbVoucher.DataSource = a.getvoucher(); cbVoucher.DisplayMember = "mavoucher"; cbVoucher.ValueMember = "Discount"; }
private void btn_them_Click(object sender, EventArgs e) { try { Voucher vc = new Voucher(); vc.Ten = this.txt_tenma.Text; vc.Chitiet = this.txt_chitiet.Text; vc.Discount = float.Parse(this.txt_discount.Text); vc.Ngaybatdau = this.dt_ngaybatdau.Value; vc.Ngayketthuc = this.dt_ngaykt.Value; DAOVoucher a = new DAOVoucher(); a.themVoucher(vc); MessageBox.Show("them thanh cong"); dataGridView1.DataSource = a.getvoucher(); } catch (Exception s) { MessageBox.Show(s.Message); } }
private void frmVoucher_Load(object sender, EventArgs e) { try { DAOVoucher a = new DAOVoucher(); dataGridView1.DataSource = a.getvoucher(); /* * this.txt_ma.Text = dataGridView1.CurrentRow.Cells[0].Value.ToString(); * this.txt_tenma.Text = dataGridView1.CurrentRow.Cells[1].Value.ToString(); * this.dt_ngaybatdau.Value = Convert.ToDateTime(dataGridView1.CurrentRow.Cells[2].Value.ToString()); * this.dt_ngaykt.Value = Convert.ToDateTime(dataGridView1.CurrentRow.Cells[3].Value.ToString()); * this.txt_chitiet.Text = dataGridView1.CurrentRow.Cells[4].Value.ToString(); * this.txt_discount.Text = dataGridView1.CurrentRow.Cells[5].Value.ToString(); */ } catch { MessageBox.Show("error"); } }