@interface OPASearchViewController -(void)didTapOnGlifView; @end @interface OPAViewController @property (nonatomic, assign) OPASearchViewController *searchViewController; @end %hook OPAViewController -(void)viewDidLoad{ %orig; [[NSNotificationCenter defaultCenter] addObserver:self.searchViewController selector:@selector(didTapOnGlifView) name:UIApplicationDidBecomeActiveNotification object:nil]; [self.searchViewController didTapOnGlifView]; } %end