private void comboBoxEdit1_SelectedIndexChanged(object sender, EventArgs e) { if (comboBoxEdit1.SelectedText == "") { MessageBox.Show("Vui lòng chọn hàng hóa"); return; } // get Product from database DMH mH = db.DMHs.FirstOrDefault(p => p.TenHang == comboBoxEdit1.SelectedText); txtDonGia.Text = Convert.ToString(mH.GiaBan); txtMaHang.Text = Convert.ToString(mH.MaHang); }
private void comboBoxEdit1_SelectedIndexChanged(object sender, EventArgs e) { ComboBoxEdit cb = (ComboBoxEdit)sender; int selectedIndex = cb.SelectedIndex; string selectedValue = (string)cb.SelectedText; /* * thêm thông tin vào Mục thông tin hàng hóa */ DMH mH = db.DMHs.FirstOrDefault(p => p.TenHang == selectedValue); if (mH != null) { this.txtDonGia.Text = mH.GiaBan.ToString(); this.txtMaHang.Text = mH.MaHang.ToString(); } }
private void simpleButton1_Click(object sender, EventArgs e) { //int x = gridView.RowCount; //gridView.AddNewRow(); //MessageBox.Show(gridView.GetRowCellValue(2, "MaHang").ToString()); //for (int i = 0; i < x; i++) //{ // HDNhapCT ct = new HDNhapCT // { // MaHDNhap = 10, // MaHang = Convert.ToInt32(gridView.GetRowCellValue(1, gridView.Columns["MaHang"])), // DonGia = Convert.ToDecimal(gridView.GetRowCellValue(1, gridView.Columns["DonGia"])), // SoLuong = Convert.ToInt32(gridView.GetRowCellValue(1, gridView.Columns["SoLuong"])) // }; //} DMH newHang = new DMH(); newHang.MaHang = db.DMHs.Count() + 1; newHang.TenHang = comboboxNCC.SelectedText; decimal buff = Convert.ToDecimal(txtDonGia.Text); newHang.GiaChuan = buff; newHang.GiaBan = buff + (buff * 10 / 100); try { db.DMHs.Add(newHang); db.SaveChanges(); } catch (Exception ex) { MessageBox.Show("Error ", ex.Message); } // check comboboxNCC.DeselectAll(); comboBoxEdit1.DeselectAll(); fillComboBox(); }