private void button3_Click(object sender, EventArgs e) { try { Hang sanpham = (from sp in data.Hangs where sp.MaHang == txtMaHang.Text.Trim() select sp).Single <Hang>(); data.Hangs.DeleteOnSubmit(sanpham); data.SubmitChanges(); LoadHang(); MessageBox.Show("Xoá thành công !"); } catch { MessageBox.Show("Xóa thất bại"); LoadHang(); } }
private void button1_Click(object sender, EventArgs e) { try { Hang sp = new Hang(); sp.MaHang = txtMaHang.Text; sp.TenHang = txtTenHang.Text; sp.DonViTinh = txtDonViTinh.Text; sp.DonGiaHang = Int32.Parse(txtDonGia.Text); sp.MoTa = txtMoTa.Text; sp.NhaCungCap = txtNhaCungCap.Text; data.Hangs.InsertOnSubmit(sp); data.SubmitChanges(); LoadHang(); } catch { MessageBox.Show("Thêm thất bại"); LoadHang(); } }
private void button2_Click(object sender, EventArgs e) { try { Hang sanpham = (from sp in data.Hangs where sp.MaHang == txtMaHang.Text.Trim() select sp).Single <Hang>(); sanpham.TenHang = txtTenHang.Text; sanpham.DonViTinh = txtDonViTinh.Text; sanpham.DonGiaHang = Int32.Parse(txtDonGia.Text); sanpham.MoTa = txtMoTa.Text; sanpham.NhaCungCap = txtNhaCungCap.Text; data.SubmitChanges(); LoadHang(); MessageBox.Show("Cập nhật thành công"); } catch { MessageBox.Show("Cập nhật thất bại"); LoadHang(); } }
partial void DeleteHang(Hang instance);
partial void UpdateHang(Hang instance);
partial void InsertHang(Hang instance);