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New SwiftUI
DemoHostingController parent class (microsoft#2006)
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75
ios/FluentUI.Demo/FluentUI.Demo/DemoHostingController.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| // | ||
| // Copyright (c) Microsoft Corporation. All rights reserved. | ||
| // Licensed under the MIT License. | ||
| // | ||
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| import SwiftUI | ||
| import FluentUI | ||
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| /// A specialized subclass of `FluentThemedHostingController` that can be used for SwiftUI demo screens. | ||
| class DemoHostingController: FluentThemedHostingController { | ||
| init(rootView: AnyView, title: String, readmeText: String? = nil) { | ||
| super.init(rootView: rootView) | ||
| self.title = title | ||
| } | ||
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| @objc required dynamic init?(coder aDecoder: NSCoder) { | ||
| preconditionFailure("init(coder:) has not been implemented") | ||
| } | ||
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| @MainActor required dynamic init(rootView: AnyView) { | ||
| super.init(rootView: rootView) | ||
| } | ||
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| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
| configureAppearanceAndReadmePopovers() | ||
| } | ||
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| // MARK: - Demo Appearance Popover | ||
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| func configureAppearanceAndReadmePopovers() { | ||
| let settingsButton = UIBarButtonItem(image: UIImage(named: "ic_fluent_settings_24_regular"), | ||
| style: .plain, | ||
| target: self, | ||
| action: #selector(showAppearancePopover(_:))) | ||
| let readmeButton = UIBarButtonItem(image: UIImage(systemName: "info.circle.fill"), | ||
| style: .plain, | ||
| target: self, | ||
| action: #selector(showReadmePopover(_:))) | ||
| navigationItem.rightBarButtonItems = [readmeButton, settingsButton] | ||
| } | ||
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| @objc func showReadmePopover(_ sender: UIBarButtonItem) { | ||
| readmeViewController.popoverPresentationController?.barButtonItem = sender | ||
| readmeViewController.popoverPresentationController?.delegate = self | ||
| self.present(readmeViewController, animated: true, completion: nil) | ||
| } | ||
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| @objc func showAppearancePopover(_ sender: AnyObject, presenter: UIViewController) { | ||
| if let barButtonItem = sender as? UIBarButtonItem { | ||
| appearanceController.popoverPresentationController?.barButtonItem = barButtonItem | ||
| } else if let sourceView = sender as? UIView { | ||
| appearanceController.popoverPresentationController?.sourceView = sourceView | ||
| appearanceController.popoverPresentationController?.sourceRect = sourceView.bounds | ||
| } | ||
| appearanceController.popoverPresentationController?.delegate = self | ||
| presenter.present(appearanceController, animated: true, completion: nil) | ||
| } | ||
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| @objc func showAppearancePopover(_ sender: AnyObject) { | ||
| showAppearancePopover(sender, presenter: self) | ||
| } | ||
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| private var readmeText: String? | ||
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| private lazy var appearanceController: DemoAppearanceController = .init(delegate: self as? DemoAppearanceDelegate) | ||
| private lazy var readmeViewController: ReadmeViewController = .init(readmeString: readmeText) | ||
| } | ||
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| extension DemoHostingController: UIPopoverPresentationControllerDelegate { | ||
| /// Overridden to allow for popover-style modal presentation on compact (e.g. iPhone) devices. | ||
| func adaptivePresentationStyle(for controller: UIPresentationController) -> UIModalPresentationStyle { | ||
| return .none | ||
| } | ||
| } |
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