gistfile1.txt

[UIView animateWithDuration:1.5f
                              delay:0.0f 
                            options:UIViewAnimationOptionTransitionFlipFromLeft
                         animations:^{
                             [self.buttonsView removeFromSuperview];
                             [self.view addSubview:self.textFieldView];
                         }
                         completion:^(BOOL finish){NSLog(@"Finished Bool:%@",finish?@"Yes":@"No");}];