import Foundation import UIKit import AsyncDisplayKit import Display protocol ItemListControllerSearchNavigationContentNode { func activate() func deactivate() func setQueryUpdated(_ f: @escaping (String) -> Void) } protocol ItemListControllerSearch { func isEqual(to: ItemListControllerSearch) -> Bool func titleContentNode(current: (NavigationBarContentNode & ItemListControllerSearchNavigationContentNode)?) -> NavigationBarContentNode & ItemListControllerSearchNavigationContentNode func node(current: ItemListControllerSearchNode?, titleContentNode: (NavigationBarContentNode & ItemListControllerSearchNavigationContentNode)?) -> ItemListControllerSearchNode } class ItemListControllerSearchNode: ASDisplayNode { func activate() { self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue) } func deactivate() { self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, completion: { [weak self] _ in self?.removeFromSupernode() }) } func scrollToTop() { } func queryUpdated(_ query: String) { } func updateLayout(layout: ContainerViewLayout, navigationBarHeight: CGFloat, transition: ContainedViewLayoutTransition) { } }