private async void bindingNavigatorAddNewItem_Click(object sender, EventArgs e)
        {
            FormXuatCanhTraiPhep frm = new FormXuatCanhTraiPhep();
            await frm.InitAsync(null);

            frm.ShowDialog();

            int pos = xUAT_CANH_TRAI_PHEPBindingSource.Position;

            await this.LoadDuLieu();

            grvXuatCanhTraiPhep.RefreshData();
            xUAT_CANH_TRAI_PHEPBindingSource.Position = pos;
        }
        private async void grvXuatCanhTraiPhep_DoubleClick(object sender, EventArgs e)
        {
            XUAT_CANH_TRAI_PHEP xc = xUAT_CANH_TRAI_PHEPBindingSource.Current as XUAT_CANH_TRAI_PHEP;

            if (xc != null)
            {
                FormXuatCanhTraiPhep frm = new FormXuatCanhTraiPhep();
                await frm.InitAsync(xc.ID_NGUOI);

                frm.ShowDialog();
                int pos = xUAT_CANH_TRAI_PHEPBindingSource.Position;
                await this.LoadDuLieu();

                grvXuatCanhTraiPhep.RefreshData();
                xUAT_CANH_TRAI_PHEPBindingSource.Position = pos;
            }
        }