private void btnThem_Click(object sender, EventArgs e)
{
isInsert = true;
cmMaKH.ResetText();
grThongTinHoaDon.Enabled = true;
btnHuy.Enabled = true;
btnLuu.Enabled = true;
btnThem.Enabled = false;
btnSua.Enabled = false;
txtTongTien.ResetText();
txtThue.ResetText();
txtGiamGia.ResetText();
txtTienHang.ResetText();
txtMaHoaDon.Text = dbHoaDon.SetNewPrimaryKey();
}
private void SetMaHoaDon()
{
dbHoaDon = new DBHoaDon();
txtMaHoaDon.Text = dbHoaDon.SetNewPrimaryKey();
}
private void LuuThongTinHoaDon(string maKH)
{
DBHoaDon dbHoaDon = new DBHoaDon();
dbHoaDon.InsertHoaDon(dbHoaDon.SetNewPrimaryKey(), maKH, ngayLap, tienHang, giamGia, thue, tongTien, nhanVien);
}