\u53ea\u6709\u6253\u5f00\u8fd9\u4e2a\u5f00\u5173\uff0c\u624d\u80fd\u5728\u9501\u5c4f\u6a21\u5f0f\u4e0b\uff0c\u76d1\u542c\u5230\u97f3\u91cf\u6309\u94ae<\/p>\n\n\n\n
![\"\"](\"http:\/\/123.57.164.21\/wp-content\/uploads\/2021\/08\/\u56fe\u7247-63-1024x606.png\")
<\/figure><\/div>\n\n\n\n\n\n\n\n
- SceneDelegate.swift \u4ee3\u7801<\/li><\/ul>\n\n\n\n
import UIKit\nimport SwiftUI\nimport AudioToolbox\n\n\nclass SceneDelegate: UIResponder, UIWindowSceneDelegate {\n\n var window: UIWindow?\n\n func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {\n \/\/ Use this method to optionally configure and attach the UIWindow `window` to the provided UIWindowScene `scene`.\n \/\/ If using a storyboard, the `window` property will automatically be initialized and attached to the scene.\n \/\/ This delegate does not imply the connecting scene or session are new (see `application:configurationForConnectingSceneSession` instead).\n\n \/\/ Create the SwiftUI view that provides the window contents.\n let contentView = ContentView()\n\n \/\/ Use a UIHostingController as window root view controller.\n if let windowScene = scene as? UIWindowScene {\n let window = UIWindow(windowScene: windowScene)\n window.rootViewController = UIHostingController(rootView: contentView)\n self.window = window\n window.makeKeyAndVisible()\n }\n\n \/\/ \u8fd9\u91cc\u9762\u76d1\u542c\u97f3\u91cf\u6309\u94ae\n NotificationCenter.default.addObserver(self, selector: #selector(self.changeVolumSlider), name: NSNotification.Name(rawValue: \"AVSystemController_SystemVolumeDidChangeNotification\"), object: nil)\n UIApplication.shared.beginReceivingRemoteControlEvents()\n}\n \n \/\/ \u5f53\u97f3\u91cf\u6309\u94ae\u6309\u4e0b\u65f6\uff0c\u4f1a\u89e6\u53d1\u4e0b\u9762\u7684\u65b9\u6cd5\n @objc func changeVolumSlider(notifi: NSNotification) {\n \n let reason = (notifi.userInfo?[\"AVSystemController_AudioVolumeChangeReasonNotificationParameter\"] as? String) ?? \"\"\n if reason == \"ExplicitVolumeChange\" {\n for checkPointInfo in checkPointInfoCommonList where checkPointInfo.noticeStatus == .fire {\n checkPointInfo.noticeStatus = .stop\n checkPointInfo.stopAlert()\n }\n }\n }\n\nfunc sceneDidDisconnect(_ scene: UIScene) {\n \/\/ Called as the scene is being released by the system.\n \/\/ This occurs shortly after the scene enters the background, or when its session is discarded.\n \/\/ Release any resources associated with this scene that can be re-created the next time the scene connects.\n \/\/ The scene may re-connect later, as its session was not necessarily discarded (see `application:didDiscardSceneSessions` instead).\n}\n\nfunc sceneDidBecomeActive(_ scene: UIScene) {\n \/\/ Called when the scene has moved from an inactive state to an active state.\n \/\/ Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive.\n}\n\nfunc sceneWillResignActive(_ scene: UIScene) {\n \/\/ Called when the scene will move from an active state to an inactive state.\n \/\/ This may occur due to temporary interruptions (ex. an incoming phone call).\n}\n\nfunc sceneWillEnterForeground(_ scene: UIScene) {\n \/\/ Called as the scene transitions from the background to the foreground.\n \/\/ Use this method to undo the changes made on entering the background.\n}\n\nfunc sceneDidEnterBackground(_ scene: UIScene) {\n \/\/ Called as the scene transitions from the foreground to the background.\n \/\/ Use this method to save data, release shared resources, and store enough scene-specific state information\n \/\/ to restore the scene back to its current state.\n}\n\n}\n\n\n<\/pre>\n\n\n\n- \u9700\u8981\u7279\u522b\u6ce8\u610f\uff0c\u53ea\u6709\u5728\u97f3\u9891\u6587\u4ef6\u64ad\u653e\u65f6\uff0c\u624d\u80fd\u5728\u9501\u5c4f\u72b6\u6001\u4e0b\u63a7\u5236\u97f3\u91cf\u3002\u53ef\u4ee5\u5f55\u5236\u4e00\u4e2a\u97f3\u9891\u6587\u4ef6\uff0c\u5faa\u73af\u64ad\u653e\u3002<\/strong><\/li><\/ul>\n\n\n\n
AudioPlayer\n\nimport Foundation\nimport AVFoundation\n\nclass AudioPlayer: NSObject, AVAudioPlayerDelegate {\n \n static let instance = AudioPlayer()\n \n static var audioPlayer: AVAudioPlayer = {\n return AVAudioPlayer()\n }()\n\n func initAudioPlayer(songTitle: String) {\n\n let songTitle = songTitle\n let path = Bundle.main.path(forResource: songTitle, ofType: nil, inDirectory: \"music\")!\n let url = URL(fileURLWithPath: path)\n do {\n try AVAudioSession.sharedInstance().setCategory(AVAudioSession.Category.playback)\n AudioPlayer.audioPlayer = try AVAudioPlayer(contentsOf: url)\n AudioPlayer.audioPlayer.delegate = self\n } catch {\n\n }\n }\n\n func stop() {\n AudioPlayer.audioPlayer.stop()\n }\n\n func pause() {\n AudioPlayer.audioPlayer.pause()\n }\n \n func play() {\n AudioPlayer.audioPlayer.play()\n }\n \n func currentTime() -> Int {\n return Int(AudioPlayer.audioPlayer.currentTime)\n }\n \n func getTotalTime() -> Int {\n return Int(AudioPlayer.audioPlayer.duration)\n }\n \n func audioPlayerDidFinishPlaying(_ player: AVAudioPlayer, successfully flag: Bool) {\n }\n}\n\n\n\nAudioPlayer.instance.initAudioPlayer(songTitle: \"notice.mp3\")\nAudioPlayer.instance.play()<\/pre>\n","protected":false},"excerpt":{"rendered":"\u6709\u65f6\u6211\u4eec\u9700\u8981\u5728IOS\u7a0b\u5e8f\u4e2d\uff0c\u76d1\u542c\u97f3\u91cf\u6309\u4e0b\u7684\u52a8\u4f5c\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u65b9\u6cd5\u3002 \u5728\u540e\u53f0\u6a21\u5f0f\u4e2d\uff0c\u6253\u5f00Audio\u5f00\u5173 \u53ea\u6709\u6253\u5f00 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,8],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3811"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3811"}],"version-history":[{"count":7,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3811\/revisions"}],"predecessor-version":[{"id":3880,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3811\/revisions\/3880"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- \u9700\u8981\u7279\u522b\u6ce8\u610f\uff0c\u53ea\u6709\u5728\u97f3\u9891\u6587\u4ef6\u64ad\u653e\u65f6\uff0c\u624d\u80fd\u5728\u9501\u5c4f\u72b6\u6001\u4e0b\u63a7\u5236\u97f3\u91cf\u3002\u53ef\u4ee5\u5f55\u5236\u4e00\u4e2a\u97f3\u9891\u6587\u4ef6\uff0c\u5faa\u73af\u64ad\u653e\u3002<\/strong><\/li><\/ul>\n\n\n\n