present

QHPiTreasureHuntAppraiseMissionViewController *app = [[QHPiTreasureHuntAppraiseMissionViewController alloc] initWithNibName:@"QHPiTreasureHuntAppraiseMissionViewController" bundle:nil];
    app.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;
        
        app.modalPresentationStyle = UIModalPresentationOverCurrentContext;
        
        [self presentViewController:app animated:NO completion:^{
            
        }];