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//
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// RouteComposer
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// UIHostingControllerWithContextFinder.swift
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// https://github.com/ekazaev/route-composer
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//
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// Created by Eugene Kazaev in 2018-2022.
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// Distributed under the MIT license.
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//
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// Become a sponsor:
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// https://github.com/sponsors/ekazaev
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//
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#if canImport(SwiftUI)
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import Foundation
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import SwiftUI
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import UIKit
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/// A default implementation of the finder, that searches for a `UIHostingController` with a specific `View`
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/// and its `Context` instance.
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///
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/// The `View` should conform to the `ContextChecking` to be used with this finder.
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@available(iOS 13.0, OSX 10.15, tvOS 13.0, watchOS 6.0, *)
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public struct UIHostingControllerWithContextFinder<ContentView: View & ContextChecking>: StackIteratingFinder {
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// MARK: Associated types
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public typealias ViewController = UIHostingController<ContentView>
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public typealias Context = ContentView.Context
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// MARK: Properties
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/// A `StackIterator` is to be used by `ClassWithContextFinder`
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public let iterator: StackIterator
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// MARK: Methods
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/// Constructor
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///
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/// - Parameter iterator: A `StackIterator` is to be used by `ClassWithContextFinder`
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public init(iterator: StackIterator = RouteComposerDefaults.shared.stackIterator) {
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self.iterator = iterator
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}
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public func isTarget(_ viewController: ViewController, with context: Context) -> Bool {
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viewController.rootView.isTarget(for: context)
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}
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}
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/// Extension to use `DefaultStackIterator` as default iterator.
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@available(iOS 13.0, OSX 10.15, tvOS 13.0, watchOS 6.0, *)
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public extension UIHostingControllerWithContextFinder {
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/// Constructor
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///
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/// Parameters
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/// - options: A combination of the `SearchOptions`
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/// - startingPoint: `DefaultStackIterator.StartingPoint` value
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/// - windowProvider: `WindowProvider` instance.
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/// - containerAdapterLocator: A `ContainerAdapterLocator` instance.
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init(options: SearchOptions,
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startingPoint: DefaultStackIterator.StartingPoint = .topmost,
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windowProvider: WindowProvider = RouteComposerDefaults.shared.windowProvider,
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containerAdapterLocator: ContainerAdapterLocator = RouteComposerDefaults.shared.containerAdapterLocator) {
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self.init(iterator: DefaultStackIterator(options: options, startingPoint: startingPoint, windowProvider: windowProvider, containerAdapterLocator: containerAdapterLocator))
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}
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}
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#endif
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