50 lines
1.9 KiB
Swift
50 lines
1.9 KiB
Swift
//
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// Copyright © 2022 osy. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import SwiftUI
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class UTMExternalSceneDelegate: NSObject, UIWindowSceneDelegate, ObservableObject {
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var window: UIWindow?
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var screen: UIScreen?
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func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
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guard let windowScene = (scene as? UIWindowScene) else { return }
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if session.role == .windowExternalDisplay {
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let window = UIWindow(windowScene: windowScene)
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let viewController = UIHostingController(rootView: UTMMainView(isInteractive: false))
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window.rootViewController = viewController
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self.window = window
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window.isHidden = false
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setupDisplayLinkIfNecessary()
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}
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}
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func windowScene(_ windowScene: UIWindowScene, didUpdate previousCoordinateSpace: UICoordinateSpace, interfaceOrientation previousInterfaceOrientation: UIInterfaceOrientation, traitCollection previousTraitCollection: UITraitCollection) {
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setupDisplayLinkIfNecessary()
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}
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weak var linkedScreen: UIScreen?
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func setupDisplayLinkIfNecessary() {
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let currentScreen = self.screen
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if currentScreen != linkedScreen {
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// Set up display link
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self.linkedScreen = currentScreen
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}
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}
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}
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