[iOS] Change corner radius and size of the UIViewController presented modally

ViewControllerPresentation

// For UIViewController inside UINavigationController
- (void)viewWillLayoutSubviews
{
    [super viewWillLayoutSubviews];
    
    self.navigationController.view.superview.bounds = CGRectMake(0, 0, 300, 300);
    self.navigationController.view.superview.layer.cornerRadius = 2.0f;
}

// Usual presentation
- (void)viewWillLayoutSubviews
{
    [super viewWillLayoutSubviews];
    
    self.view.superview.bounds = CGRectMake(0, 0, 300, 300);
    self.view.superview.layer.cornerRadius = 2.0f;
}