Javier Cicchelli
6e785b4255
This PR contains the work done to set the [European Union Public License](https://joinup.ec.europa.eu/collection/eupl/introduction-eupl-licence) license for this library, which also implies to update the header of the existing source code to reflect this license. Furthermore, a hand-drawn logo for this library has been included. Co-authored-by: Javier Cicchelli <javier@rock-n-code.com> Reviewed-on: #6
91 lines
2.8 KiB
Swift
91 lines
2.8 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the SwiftLibs open source project
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//
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// Copyright (c) 2023 Röck+Cöde VoF. and the SwiftLibs project authors
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// Licensed under the EUPL 1.2 or later.
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//
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// See LICENSE.txt for license information
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// See CONTRIBUTORS.txt for the list of SwiftLibs project authors
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//
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//===----------------------------------------------------------------------===//
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import UIKit
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/// This class is responsible for showing view controllers modally, as it is a concrete implementation of the `Router` protocol.
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public class ModalNavigationRouter: BaseNavigationRouter {
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// MARK: Properties
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/// The parent view controller from where this router is being called from.
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public unowned let parentViewController: UIViewController
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// MARK: Initialisers
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/// Initialise this router.
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/// - Parameter parentViewController: A `UIViewController` view controller instance from where this router is originated.
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public init(parentViewController: UIViewController) {
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self.parentViewController = parentViewController
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super.init(navigationController: .init())
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}
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}
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extension ModalNavigationRouter: Router {
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public func present(
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_ viewController: UIViewController,
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animated: Bool,
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onDismiss: OnDismissedClosure?
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) {
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onDismissForViewController[viewController] = onDismiss
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if navigationController.viewControllers.isEmpty {
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presentModally(viewController, animated: animated)
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} else {
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navigationController.pushViewController(viewController, animated: animated)
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}
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}
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public func dismiss(animated: Bool) {
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guard let firstViewController = navigationController.viewControllers.first else {
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return
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}
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performOnDismissed(for: firstViewController)
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parentViewController.dismiss(animated: animated)
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}
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}
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// MARK: - Helpers
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private extension ModalNavigationRouter {
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// MARK: Functions
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func presentModally(_ viewController: UIViewController, animated: Bool) {
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viewController.navigationItem.leftBarButtonItem = UIBarButtonItem(
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title: "Cancel",
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style: .plain,
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target: self,
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action: #selector(onCancelPressed)
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)
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navigationController.setViewControllers([viewController], animated: false)
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parentViewController.present(navigationController, animated: animated)
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}
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@objc func onCancelPressed() {
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guard let firstViewController = navigationController.viewControllers.first else {
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return
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}
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performOnDismissed(for: firstViewController)
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dismiss(animated: true)
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}
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}
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