public override UIViewController GetNextViewController(UIPageViewController pageViewController, UIViewController referenceViewController)
{
IntroductionPageDetailViewController currentPageController = referenceViewController as IntroductionPageDetailViewController;
// Determine if we are on the last page
if (currentPageController.PageIndex >= (this.parentController.TotalPages - 1))
{
// We are on the last page, so there is no need for a controller after that
return(null);
}
else
{
int nextPageIndex = currentPageController.PageIndex + 1;
IntroductionPageDetailViewController pageController = UIStoryboard.FromName("MainStoryboard", null).InstantiateViewController("IntroductionPageDetailViewController") as IntroductionPageDetailViewController;
pageController.IntroVC = parentController;
pageController.PageIndex = nextPageIndex;
return(pageController);
} //end if else
}
public override UIViewController GetPreviousViewController(UIPageViewController pageViewController, UIViewController referenceViewController)
{
IntroductionPageDetailViewController currentPageController = referenceViewController as IntroductionPageDetailViewController;
// Determine if we are on the first page
if (currentPageController.PageIndex <= 0)
{
// We are on the first page, so there is no need for a controller before that
return(null);
}
else
{
int previousPageIndex = currentPageController.PageIndex - 1;
IntroductionPageDetailViewController pageController = UIStoryboard.FromName("MainStoryboard", null).InstantiateViewController("IntroductionPageDetailViewController") as IntroductionPageDetailViewController;
pageController.IntroVC = parentController;
pageController.PageIndex = previousPageIndex;
return(pageController);
} //end if else
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
this.pageController =
new UIPageViewController(UIPageViewControllerTransitionStyle.Scroll,
UIPageViewControllerNavigationOrientation.Horizontal,
UIPageViewControllerSpineLocation.None);
// Initialize the first page
IntroductionPageDetailViewController firstPageController = UIStoryboard.FromName("MainStoryboard", null).InstantiateViewController("IntroductionPageDetailViewController") as IntroductionPageDetailViewController;
firstPageController.PageIndex = 0;
firstPageController.IntroVC = this;
this.pageController.SetViewControllers(new UIViewController[] { firstPageController }, UIPageViewControllerNavigationDirection.Forward, true, s => { });
this.pageController.DataSource = new PageDataSource(this);
this.pageController.View.Frame = this.View.Bounds;
this.View.AddSubview(this.pageController.View);
}
