30 lines
1.1 KiB
Swift
30 lines
1.1 KiB
Swift
// Copyright © 2022 Metabolist. All rights reserved.
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import UIKit
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// ref: https://stackoverflow.com/a/60598558/3797903
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class SwipeableNavigationController: UINavigationController {
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private lazy var fullWidthBackGestureRecognizer = UIPanGestureRecognizer()
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override func viewDidLoad() {
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super.viewDidLoad()
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setupFullWidthBackGesture()
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}
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private func setupFullWidthBackGesture() {
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guard let targets = interactivePopGestureRecognizer?.value(forKey: "targets") else { return }
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// have fullWidthBackGestureRecognizer execute the same handler as interactivePopGestureRecognizer
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fullWidthBackGestureRecognizer.setValue(targets, forKey: "targets")
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fullWidthBackGestureRecognizer.delegate = self
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view.addGestureRecognizer(fullWidthBackGestureRecognizer)
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}
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}
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extension SwipeableNavigationController: UIGestureRecognizerDelegate {
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func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
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interactivePopGestureRecognizer?.isEnabled == true && viewControllers.count > 1
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}
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}
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