public quanly() { InitializeComponent(); bllNV = new BTLL(); bllKH = new BTLL(); bllSP = new BTLL(); bllDH = new BTLL(); }
public Dangnhap() { InitializeComponent(); btllDN = new BTLL(); }
public ThongkeSanpham() { InitializeComponent(); blllSP = new BTLL(); }
public ThongkeDH() { InitializeComponent(); blllDH = new BTLL(); }