public FormMuaHang()
{
muahang = new ClassMuaHang();
data = new ConnectToDatabase();
InitializeComponent();
LoadData();
dateEditngaylap.Text = DateTime.Now.ToString();
txttenncc.Enabled = false;
txtdiachi.Enabled = false;
txtsodienthoai.Enabled = false;
}
public FormBanHang()
{
data = new ConnectToDatabase();
banhang = new ClassBanHang();
InitializeComponent();
LoadData();
txtmakhachhang.Enabled = false;
txtthanhtien.Enabled = false;
txtsohoadon.Enabled = false;
dateEditngaylap.Enabled = false;
dateEditngaylap.Text = DateTime.Now.ToString();
txtdongia.Enabled = false;
txttensanpham.Enabled = false;
txtmakhachhang.Enabled = false;
comboBoxmanhanvien.Enabled = false;
}
public ClassKhachHang()
{
data = new ConnectToDatabase();
}
public ClassNhanVien()
{
data = new ConnectToDatabase();
}
public ClassMuaHang()
{
data = new ConnectToDatabase();
}
public ClassTaiKhoan()
{
data = new ConnectToDatabase();
}
public ClassSanPham()
{
data = new ConnectToDatabase();
}
public ClassChucVu()
{
data = new ConnectToDatabase();
}
public ClassNCC()
{
data = new ConnectToDatabase();
}
