hoppingvc-tutorial-1.m

// include a `UIViewController` category to easily access the parent hopping view controller
// from any view controller using `self.hoppingViewController` (similarily to `navigationController` method).
// If there's no hopping view controller parent, it no-ops.
#include <CLHoppingViewController.h>

@implementation MySplashViewController

- (void)viewDidLoad
{
  [super viewDidLoad];
  [self startActivityIndicator];
  [self loadStuffWithCompletion:^{
    // now that we are done, we want to signal the hopping view controller
    [self.hoppingViewController unhop];
  }];
}

@end

@implementation MyOnboardingViewController

// called when user hits the 'i am done with onboarding' button
- (IBAction)onboardingFinished:(id)sender
{
  [self.hoppingViewController unhop];
}

@end