public frmTienDo(int currentIDNhom, int currentIDDeAn) { InitializeComponent(); this.currentIDDeAn = currentIDDeAn; this.currentIDNhom = currentIDNhom; dtpNgayBaoCao.Value = DateTime.Now; cIDTienDo.DataPropertyName = nameof(TienDo.IDTienDo); cNoiDung.DataPropertyName = nameof(TienDo.NoiDung); cHoanThanh.DataPropertyName = nameof(TienDo.HoanThanh); cTaiLieuBaoCao.DataPropertyName = nameof(TienDo.TaiLieuBaoCao); cThoiGianBaoCao.DataPropertyName = nameof(TienDo.ThoiGianBaoCao); cNhanXet.DataPropertyName = nameof(TienDo.NhanXet); cIDDeAn.DataPropertyName = nameof(TienDo.IDDeAn); cIDSinhVien.DataPropertyName = nameof(TienDo.IDSinhVien); cIDNhom.DataPropertyName = nameof(TienDo.IDNhom); cStatus.DataPropertyName = nameof(TienDo.status); cDeAn.DataPropertyName = nameof(TienDo.DeAn); cSinhVien.DataPropertyName = nameof(TienDo.SinhVien); cNhom.DataPropertyName = nameof(TienDo.Nhom); List <SinhVien> svThuocNhom = SinhVienController.GetSinhVienThuocNhom(currentIDNhom); cbSinhVien.DataSource = svThuocNhom; cbSinhVien.DisplayMember = "HoTen"; showTienDo(); }