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f091832e6d
- Since the UIPageViewController approach to paging had multiple issues that were proving impossible to work around, I decided to revert to the old UIScrollView-based approach.
66 lines
3 KiB
Swift
66 lines
3 KiB
Swift
//
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// HorizontalPageViewController.swift
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// NewsBlur
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//
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// Created by David Sinclair on 2020-08-27.
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// Copyright © 2020 NewsBlur. All rights reserved.
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//
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import UIKit
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// NOTE: This isn't currently used, but may be for #1351 (gestures in vertical scrolling).
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///// Manages horizontal story pages. An instance of this is contained within `DetailViewController`.
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//class HorizontalPageViewController: UIPageViewController {
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// /// Weak reference to owning detail view controller.
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// weak var detailViewController: DetailViewController?
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//
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// /// The currently displayed vertical page view controller. Call `setCurrentController(_:direction:animated:completion:)` instead to animate to the page. Shouldn't be `nil`, but could be if not set up yet.
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// var currentController: VerticalPageViewController? {
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// get {
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// return viewControllers?.first as? VerticalPageViewController
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// }
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// set {
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// if let viewController = newValue {
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// setCurrentController(viewController)
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// }
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// }
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// }
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//
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// /// The previous vertical page view controller, if it has been requested, otherwise `nil`.
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// var previousController: VerticalPageViewController?
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//
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// /// The next vertical page view controller, if it has been requested, otherwise `nil`.
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// var nextController: VerticalPageViewController?
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//
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// /// Clear the previous and next vertical page view controllers.
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// func reset() {
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// previousController = nil
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// nextController = nil
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// }
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//
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// /// Sets the currently displayed vertical page view controller.
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// ///
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// /// - Parameter controller: The vertical page view controller to display.
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// /// - Parameter direction: The navigation direction. Defaults to `.forward`.
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// /// - Parameter animated: Whether or not to animate it. Defaults to `false`.
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// /// - Parameter completion: A closure to call when the animation completes. Defaults to `nil`.
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// func setCurrentController(_ controller: VerticalPageViewController, direction: UIPageViewController.NavigationDirection = .forward, animated: Bool = false, completion: ((Bool) -> Void)? = nil) {
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// setViewControllers([controller], direction: direction, animated: animated, completion: completion)
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// }
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//
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// override func setViewControllers(_ viewControllers: [UIViewController]?, direction: UIPageViewController.NavigationDirection, animated: Bool, completion: ((Bool) -> Void)? = nil) {
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// guard self.viewControllers != viewControllers else {
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// print("HorizontalPageViewController setViewControllers: \(String(describing: viewControllers)), ignoring as already set")
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// return
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// }
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//
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// reset()
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//
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// print("HorizontalPageViewController setViewControllers: \(String(describing: viewControllers)), current: \(String(describing: self.viewControllers))")
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//
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// super.setViewControllers(viewControllers, direction: direction, animated: animated, completion: completion)
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// }
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//}
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