public FrmDayInfo(FrmMainNew _frmMainNew) { InitializeComponent(); chuyenDAO = new ChuyenDAO(); chuyen_sanphamDAO = new Chuyen_SanPhamDAO(); nangSuatDAO = new NangXuatDAO(); // dtSanPham = new DataTable(); btpDAO = new BTPDAO(); frmMainNew = _frmMainNew; }