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$PPSEJOBUPS1BUUFSOͷհ
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ઃܭύλʔϯ৭ʑ
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ઃܭύλʔϯ৭ʑ
.PEFM7JFX$POUSPMMFS
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ઃܭύλʔϯ৭ʑ
.PEFM7JFX$POUSPMMFS
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.PEFM7JFX7JFX.PEFM
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ʮͦΕҎ֎ʯΛͲ͏ઃܭ͢Δ͔
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.7̋̋ͷ̋̋୭͕ཧ͢Δͷ͔
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.7̋̋ͷ̋̋୭͕ཧ͢Δͷ͔
final class CurrentViewController: UIViewController {
// 1. ΠϕϯτΛड͚औΔ
@IBAction func nextButtonTapped(_ sender: UIButton) {
// 2. ࣍ͷը໘Λੜ
let nextVC = UIStoryboard(name: "Next", bundle: nil)
.instantiateInitialViewController() as! NextViewController
// 3. ࣍ͷը໘ʹඞཁͳ ViewModel Λੜ
nextVC.viewModel = NextViewModel()
// 4. ը໘ભҠ
self.navigationController?.pushViewController(nextVC, animated: true)
}
}
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.7̋̋ͷ̋̋୭͕ཧ͢Δͷ͔
final class CurrentViewController: UIViewController {
// 1. ΠϕϯτΛड͚औΔ
@IBAction func nextButtonTapped(_ sender: UIButton) {
// 2. ࣍ͷը໘Λੜ
let nextVC = UIStoryboard(name: "Next", bundle: nil)
.instantiateInitialViewController() as! NextViewController
// 3. ࣍ͷը໘ʹඞཁͳ ViewModel Λੜ
nextVC.viewModel = NextViewModel()
// 4. ը໘ભҠ
self.navigationController?.pushViewController(nextVC, animated: true)
}
}
Ҏ֎7JFXͷࣄͰͳ͍ͷͰʁ
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$PPSEJOBUPS1BUUFSO
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$PPSEJOBUPS1BUUFSO
ը໘ભҠॲཧΛߦ͏$PPSEJOBUPSΫϥε
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class Coordinator {
// Coordinator
private(set) weak var parentCoodinator: Coordinator?
// ࢠ Coordinator
private(set) var childCoordinators: [Coordinator] = []
/// Coordinator Λελʔτ (ը໘ભҠॲཧ)
/// ࢠΫϥεͰඞͣ override ͢Δ
func start() {
fatalError("This method must be overrided.")
}
/// Coordinator Λऴྃ
func finish() {
removeFromParentCoodinator()
}
/// ࣍ͷ Coordinator Λ childCoordinators ʹ֨ೲ
///
/// - Parameter childCoordinator: ࣍ͷ Coordinator
func addChildCoordinator(_ childCoordinator: Coordinator) {
childCoordinators.append(childCoordinator)
childCoordinator.parentCoodinator = self
}
/// ࣗΛ͔Βআ͢Δ
private func removeFromParentCoodinator() {
guard let parent = parentCoodinator else { return }
for (index, element) in parent.childCoordinators.enumerated() {
if element === self {
parent.childCoordinators.remove(at: index)
break
}
}
}
}
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αϯϓϧΞϓϦ
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'JSTU7JFX$POUSPMMFSTXJGU
protocol FirstViewControllerDelegate: class {
func firstViewController(_ firstViewController: FirstViewController,
didTap action: FirstViewController.Action)
}
final class FirstViewController: UIViewController {
enum Action {
case next
}
var viewModel: FirstViewModel!
weak var delegate: FirstViewControllerDelegate?
@IBAction func nextButtonTapped(_ sender: UIButton) {
delegate?.firstViewController(self, didTap: .next)
}
}
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'JSTU$PPSEJOBUPSTXJGU
final class FirstCoordinator: Coordinator {
private let navigationController: UINavigationController
init(navigationController: UINavigationController) {
self.navigationController = navigationController
}
override func start() {
let vc = UIStoryboard(name: "First", bundle: nil)
.instantiateInitialViewController() as! FirstViewController
vc.delegate = self
navigationController.setViewControllers([vc], animated: false)
}
}
extension FirstCoordinator: FirstViewControllerDelegate {
func firstViewController(_ firstViewController: FirstViewController,
didTap action: FirstViewController.Action) {
switch action {
case .next:
let nextCoordinator = SecondCoordinator(parentViewController: navigationController)
addChildCoordinator(nextCoordinator)
nextCoordinator.start()
}
}
}
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@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
var window: UIWindow?
private var firstCoordinator: FirstCoordinator!
func application(_ application: UIApplication,
didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
// ͍ͭͲ͓Γ Window ͱ RootViewController Λ༻ҙ͢Δ
let window = UIWindow(frame: UIScreen.main.bounds)
let rootNavigationController = UINavigationController()
window.rootViewController = rootNavigationController
window.makeKeyAndVisible()
// ࠷ॳͷ Coordinator Λ start
let firstCoordinator = FirstCoordinator(navigationController: rootNavigationController)
firstCoordinator.start()
self.firstCoordinator = firstCoordinator
self.window = window
return true
}
}
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'JSTU$PPSEJOBUPSTXJGU
final class FirstCoordinator: Coordinator {
private let navigationController: UINavigationController
init(navigationController: UINavigationController) {
self.navigationController = navigationController
}
override func start() {
let vc = UIStoryboard(name: "First", bundle: nil)
.instantiateInitialViewController() as! FirstViewController
vc.delegate = self
navigationController.setViewControllers([vc], animated: false)
}
}
extension FirstCoordinator: FirstViewControllerDelegate {
func firstViewController(_ firstViewController: FirstViewController,
didTap action: FirstViewController.Action) {
switch action {
case .next:
let nextCoordinator = SecondCoordinator(parentViewController: navigationController)
addChildCoordinator(nextCoordinator)
nextCoordinator.start()
}
}
}
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'JSTU$PPSEJOBUPSTXJGU
final class FirstCoordinator: Coordinator {
private let navigationController: UINavigationController
init(navigationController: UINavigationController) {
self.navigationController = navigationController
}
override func start() {
let vc = UIStoryboard(name: "First", bundle: nil)
.instantiateInitialViewController() as! FirstViewController
vc.delegate = self
navigationController.setViewControllers([vc], animated: false)
}
}
extension FirstCoordinator: FirstViewControllerDelegate {
func firstViewController(_ firstViewController: FirstViewController,
didTap action: FirstViewController.Action) {
switch action {
case .next:
let nextCoordinator = SecondCoordinator(parentViewController: navigationController)
addChildCoordinator(nextCoordinator)
nextCoordinator.start()
}
}
}
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final class SecondCoordinator: Coordinator {
private let parentViewController: UIViewController
private var navigationController: UINavigationController!
init(parentViewController: UIViewController) {
self.parentViewController = parentViewController
}
override func start() {
let vc = UIStoryboard(name: "Second", bundle: nil)
.instantiateInitialViewController() as! SecondViewController
vc.delegate = self
let navigationVC = UINavigationController(rootViewController: vc)
parentViewController.present(navigationVC, animated: true, completion: nil)
self.navigationController = navigationVC
}
}
extension SecondCoordinator: SecondViewControllerDelegate {
func secondViewController(_ secondViewController: SecondViewController,
didTap action: SecondViewController.Action) {
switch action {
case .close:
self.navigationController.dismiss(animated: true, completion: { [weak self] in
self?.finish()
})
}
}
}
4FDPOE$PPSEJOBUPSTXJGU
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protocol SecondViewControllerDelegate: class {
func secondViewController(_ secondViewController: SecondViewController,
didTap action: SecondViewController.Action)
}
final class SecondViewController: UIViewController {
enum Action {
case close
}
var viewModel: SecondViewModel!
weak var delegate: SecondViewControllerDelegate?
override func viewDidLoad() {
super.viewDidLoad()
navigationItem.leftBarButtonItem = UIBarButtonItem(title: "ด͡Δ", style: .done,
target: self,
action: #selector(closeButtonTapped(_:)))
}
@objc private func closeButtonTapped(_ sender: UIBarButtonItem) {
delegate?.secondViewController(self, didTap: .close)
}
}
4FDPOE7JFX$POUSPMMFSTXJGU
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final class SecondCoordinator: Coordinator {
private let parentViewController: UIViewController
private var navigationController: UINavigationController!
init(parentViewController: UIViewController) {
self.parentViewController = parentViewController
}
override func start() {
let vc = UIStoryboard(name: "Second", bundle: nil)
.instantiateInitialViewController() as! SecondViewController
vc.delegate = self
let navigationVC = UINavigationController(rootViewController: vc)
parentViewController.present(navigationVC, animated: true, completion: nil)
self.navigationController = navigationVC
}
}
extension SecondCoordinator: SecondViewControllerDelegate {
func secondViewController(_ secondViewController: SecondViewController,
didTap action: SecondViewController.Action) {
switch action {
case .close:
self.navigationController.dismiss(animated: true, completion: { [weak self] in
self?.finish()
})
}
}
}
4FDPOE$PPSEJOBUPSTXJGU
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ิͳͲ
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ࢀߟจݙ
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