public CTPhieuQlyKho() { InitializeComponent(); bllCTqlkho = new CTPQLKho_BLL(); listCTqlykho = new List <eCTPhieuQlyKho>(); laydulieulencomboboxMaphieu(cbbMaPhieuQL); listCTqlykho = bllCTqlkho.getCTPhieuQLKhoTheoMaPhieu(cbbMaPhieuQL.Text); duadulieulendgview(dgvCTPQLK, listCTqlykho); CheDoButton(true); CheDoTextBox(false); }