let viewController = dependencyContainermakeCreateVoiceRoomViewController if viewController is TRTCCreateVoiceRoomViewController let vc = viewController as! TRTCCreateVoiceRoomViewC

UIViewController *viewController = [dependencyContainer makeCreateVoiceRoomViewController]; if ([viewController isKindOfClass:[TRTCCreateVoiceRoomViewController class]]) { TRTCCreateVoiceRoomViewController *vc = (TRTCCreateVoiceRoomViewController *)viewController; vc.screenShot = [view snapshotViewAfterScreenUpdates:NO]; } [self.navigationController pushViewController:viewController animated:NO];