forked from shadowfacts/Tusker
Fix key commands not working inside split nav controller on iPad
Fixes #179
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@ -20,9 +20,6 @@ class MainSplitViewController: UISplitViewController {
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private var tabBarViewController: MainTabBarViewController!
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// private var secondaryNavController: UINavigationController! {
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// viewController(for: .secondary) as? UINavigationController
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// }
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private var secondaryNavController: SplitNavigationController! {
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viewController(for: .secondary) as? SplitNavigationController
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}
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@ -49,8 +46,6 @@ class MainSplitViewController: UISplitViewController {
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setViewController(sidebar, for: .primary)
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primaryBackgroundStyle = .sidebar
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// let secondaryNav = EnhancedNavigationViewController()
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// secondaryNav.useBrowserStyleNavigation = true
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let splitNav = SplitNavigationController()
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setViewController(splitNav, for: .secondary)
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// don't unnecesarily construct a content VC unless the we're in actually split mode
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@ -60,6 +60,7 @@ class SplitNavigationController: UIViewController {
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self.rootNav.pushViewController(vc, animated: true)
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}
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}
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secondaryNav.owner = self
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secondaryNav.closeSecondaryImpl = { [unowned self] in
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self.popToRootViewController(animated: true)
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}
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@ -72,25 +73,18 @@ class SplitNavigationController: UIViewController {
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// it needs a UINavigationController to be this VC's first child, otherwise it will embed this VC inside
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// yet another UINavigationController, which can then cause a crash when we try to embed a nav controller inside
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// of ourself (because nested nav controllers are forbidden)
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rootNav.willMove(toParent: self)
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// and because of that, the view needs to be added here, in between the addChild/didMove(toParent:) calls
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// and so the view needs to be loaded immediately
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loadViewIfNeeded()
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addChild(rootNav)
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rootNav.didMove(toParent: self)
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secondaryNav.willMove(toParent: self)
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addChild(secondaryNav)
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secondaryNav.didMove(toParent: self)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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rootNav.view.translatesAutoresizingMaskIntoConstraints = false
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view.addSubview(rootNav.view)
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rootNav.didMove(toParent: self)
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addChild(secondaryNav)
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secondaryNav.view.translatesAutoresizingMaskIntoConstraints = false
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view.addSubview(secondaryNav.view)
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secondaryNav.didMove(toParent: self)
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separatorView.backgroundColor = .separator
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separatorView.translatesAutoresizingMaskIntoConstraints = false
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@ -114,6 +108,16 @@ class SplitNavigationController: UIViewController {
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updateSecondaryNavVisibility()
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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// NOTE: as explained by the large comment above, viewDidLoad is called during initialization, and so things may not be fully setup when it is
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}
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override func show(_ vc: UIViewController, sender: Any?) {
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if !canShowSecondaryNav {
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rootNav.pushViewController(vc, animated: true)
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@ -247,6 +251,7 @@ private class SplitRootNavigationController: UINavigationController {
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}
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private class SplitSecondaryNavigationController: EnhancedNavigationViewController {
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fileprivate unowned var owner: SplitNavigationController!
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fileprivate var closeSecondaryImpl: (() -> Void)!
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override var viewControllers: [UIViewController] {
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@ -257,6 +262,12 @@ private class SplitSecondaryNavigationController: EnhancedNavigationViewControll
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}
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}
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override var next: UIResponder? {
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// ordinarily, the next responder in the chain would be the SplitNavigationController's view
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// but that would bypass the VC in the root nav, so we reroute the repsonder chain to include it
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owner.viewControllers.first!.view
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}
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private func configureSecondarySplitCloseButton(for viewController: UIViewController) {
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guard viewController.navigationItem.leftBarButtonItem?.tag != ViewTags.splitNavCloseSecondaryButton else {
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return
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