private void Frm_CTHDX_Load(object sender, EventArgs e)
{
lbMaHDX.Text = Frm_HDX.mahdx.ToString();
CTHDX cthdx = kn.CTHDXes.Where(s => s.MaHDX == Frm_HDX.mahdx).FirstOrDefault();
HoaDonXuat hdx = kn.HoaDonXuats.Where(s => s.MaHDX == Frm_HDX.mahdx).FirstOrDefault();
SanPham tensp = kn.SanPhams.Where(s => s.MaSP == cthdx.MaSP).FirstOrDefault();
lbTenSP.Text = tensp.TenSP;
KhachHang tenkh = kn.KhachHangs.Where(s => s.MaKH == hdx.MaKH).FirstOrDefault();
lbTenKH.Text = tenkh.TenKH;
lbNgayXuat.Text = hdx.NgayXuat.ToString();
NhanVien tennv = kn.NhanViens.Where(s => s.MaNV == hdx.MaNV).FirstOrDefault();
lbTenNV.Text = tennv.TenNV;
txtSoLuong.Text = cthdx.Soluong.ToString();
txtGia.Text = tensp.Gia.ToString();
txtGia.Enabled = false;
txtSoLuong.Enabled = false;
}
private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)
{
btnChiTiet.Visible = true;
if (lbMaHDX.Text.Trim() != null || lbMaHDX.Text.Trim() != "")
{
int i = dataGridView1.CurrentRow.Index;
lbMaHDX.Text = dataGridView1.Rows[i].Cells[0].Value.ToString();
cbTenKH.Text = dataGridView1.Rows[i].Cells[1].Value.ToString();
cbTenNV.Text = dataGridView1.Rows[i].Cells[2].Value.ToString();
dpNgayXuat.Text = dataGridView1.Rows[i].Cells[3].Value.ToString();
txtThanhTien.Text = dataGridView1.Rows[i].Cells[4].Value.ToString();
mahdx = Convert.ToInt32(lbMaHDX.Text.Trim());
CTHDX cthdx = kn.CTHDXes.Where(s => s.MaHDX == mahdx).FirstOrDefault();
SanPham tensp = kn.SanPhams.Where(s => s.MaSP == cthdx.MaSP).FirstOrDefault();
cbTenSP.Text = tensp.TenSP;
txtSoLuong.Text = Convert.ToString(cthdx.Soluong);
}
btnAdd.Enabled = true;
btnUpdate.Enabled = true;
btnSave.Enabled = false;
}
