57 lines
1.4 KiB
Swift
57 lines
1.4 KiB
Swift
import Foundation
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import UIKit
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@objc
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public class RNSStackScreenController: UIViewController {
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let screenStackComponentView: RNSStackScreenComponentView
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private var reactEventEmitter: RNSStackScreenComponentEventEmitter {
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return screenStackComponentView.reactEventEmitter()
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}
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@objc public required init(componentView: RNSStackScreenComponentView) {
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self.screenStackComponentView = componentView
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super.init(nibName: nil, bundle: nil)
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}
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required init?(coder aDecoder: NSCoder) {
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return nil
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}
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func findStackController() -> RNSStackController? {
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if let navCtrl = self.navigationController {
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return navCtrl as? RNSStackController
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}
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if let stackHost = self.screenStackComponentView.stackHost {
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return stackHost.stackController
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}
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return nil
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}
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// MARK: Signals
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@objc
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public func setNeedsLifecycleStateUpdate() {
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findStackController()?.setNeedsUpdateOfChildViewControllers()
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}
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// MARK: Events
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public override func viewWillAppear(_ animated: Bool) {
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reactEventEmitter.emitOnWillAppear()
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}
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public override func viewDidAppear(_ animated: Bool) {
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reactEventEmitter.emitOnDidAppear()
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}
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public override func viewWillDisappear(_ animated: Bool) {
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reactEventEmitter.emitOnWillDisappear()
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}
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public override func viewDidDisappear(_ animated: Bool) {
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reactEventEmitter.emitOnDidDisappear()
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}
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}
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