private void button2_Click(object sender, EventArgs e) { if (lsvDanhSach.SelectedIndices.Count == 0) { MessageBox.Show("Vui lòng chọn sản phẩm"); return; } else { KT = true; ThayDoi = false; int index = lsvDanhSach.SelectedIndices[0]; string ma = lsvDanhSach.Items[index].SubItems[0].Text; SanPham sp = context.SanPhams.FirstOrDefault(x => x.MaSP == ma); frmThemSanPham frmThem = new frmThemSanPham(); frmThem.txtMa.Text = sp.MaSP; frmThem.txtMa.ReadOnly = true; frmThem.txtTen.Text = sp.TenSP; frmThem.txtDonGia.Text = sp.DonGia + ""; frmThem.txtSoLuong.Text = sp.SoLuong + ""; frmThem.txtDonVi.Text = sp.DvTinh; frmThem.ShowDialog(); if (ThayDoi == true) { sp.MaSP = frmThem.txtMa.Text; sp.TenSP = frmThem.txtTen.Text; sp.DonGia = int.Parse(frmThem.txtDonGia.Text); sp.SoLuong = int.Parse(frmThem.txtSoLuong.Text); sp.DvTinh = frmThem.txtDonVi.Text; context.SubmitChanges(); HienThiDanhSach(); } } }
private void button1_Click(object sender, EventArgs e) { frmThemSanPham frmThem = new frmThemSanPham(); frmThem.ShowDialog(); if (ThayDoi == true) { SanPham sp = new SanPham(); sp.MaSP = frmThem.txtMa.Text; sp.TenSP = frmThem.txtTen.Text; sp.DonGia = int.Parse(frmThem.txtDonGia.Text); sp.SoLuong = int.Parse(frmThem.txtSoLuong.Text); sp.DvTinh = frmThem.txtDonVi.Text; context.SanPhams.InsertOnSubmit(sp); context.SubmitChanges(); HienThiDanhSach(); } }