64 lines
1.9 KiB
Swift
64 lines
1.9 KiB
Swift
 
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// 🛡️ iOS 근접센서로 "주머니 감시"를 흉내내기 위한 네이티브 플러그인.
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// UIDevice의 근접센서를 켜면 통화 중처럼 화면이 자동으로 꺼지고 켜지는데,
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// 그 상태 변화(가까움/멀어짐)를 Dart 쪽 EventChannel로 그대로 흘려보낸다.
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import Flutter
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import UIKit
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class ProximityMonitorPlugin: NSObject, FlutterPlugin, FlutterStreamHandler {
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private var eventSink: FlutterEventSink?
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static func register(with registrar: FlutterPluginRegistrar) {
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let instance = ProximityMonitorPlugin()
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let methodChannel = FlutterMethodChannel(
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name: "proximity_monitor",
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binaryMessenger: registrar.messenger()
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)
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methodChannel.setMethodCallHandler(instance.handle)
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let eventChannel = FlutterEventChannel(
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name: "proximity_monitor/events",
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binaryMessenger: registrar.messenger()
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)
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eventChannel.setStreamHandler(instance)
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}
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func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
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switch call.method {
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case "start":
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UIDevice.current.isProximityMonitoringEnabled = true
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result(nil)
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case "stop":
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UIDevice.current.isProximityMonitoringEnabled = false
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result(nil)
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default:
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result(FlutterMethodNotImplemented)
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}
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}
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func onListen(withArguments arguments: Any?, eventSink events: @escaping FlutterEventSink) -> FlutterError? {
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eventSink = events
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NotificationCenter.default.addObserver(
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self,
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selector: #selector(proximityStateChanged),
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name: UIDevice.proximityStateDidChangeNotification,
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object: nil
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)
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return nil
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}
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func onCancel(withArguments arguments: Any?) -> FlutterError? {
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NotificationCenter.default.removeObserver(
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self,
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name: UIDevice.proximityStateDidChangeNotification,
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object: nil
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)
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eventSink = nil
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return nil
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}
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@objc private func proximityStateChanged() {
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eventSink?(UIDevice.current.proximityState)
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}
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}
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