extension UIScrollView {
// Scroll to a specific view so that it's top is at the top our scrollview
func scrollToView(view:UIView, animated: Bool) {
if let origin = view.superview {
// Get the Y position of your child view
let childStartPoint = origin.convertPoint(view.frame.origin, toView: self)
// Scroll to a rectangle starting at the Y of your subview, with a height of the scrollview
self.scrollRectToVisible(CGRectMake(0, childStartPoint.y, 1, self.frame.height), animated: animated)
}
}
// Bonus: Scroll to top
func scrollToTop(animated: Bool) {
let topOffset = CGPoint(x: 0, y: -contentInset.top)
setContentOffset(topOffset, animated: animated)
}
// Bonus: Scroll to bottom
func scrollToBottom() {
let bottomOffset = CGPoint(x: 0, y: contentSize.height - bounds.size.height + contentInset.bottom)
if(bottomOffset.y > 0) {
setContentOffset(bottomOffset, animated: true)
}
}
}