ceekay1991

  // the fact that alertView is retained here seems important -- does not reproduce otherwise.
  self.alertView = [[UIAlertView alloc] initWithTitle: @"OK" message: @"OK" delegate: nil cancelButtonTitle: @"Cancel" otherButtonTitles: nil];
  [self.alertView show];

  // White the dialog is open, present a modal view controller.  In a real-world scenario, this is actually
  // occurring when the view controller is presented in response to alertView:clickedButtonAtIndex:, but
  // for this example, we'll do it automatically.
  dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
    UIViewController *controller = [[UIViewController alloc] initWithNibName: nil bundle: nil];
    controller.view = [[UIView alloc] initWithFrame: CGRectMake(0, 0, 320, 480)];