inline display listener instead of separate class

@@ -44,7 +44,7 @@ class MobileScanner(
     private var scanner = BarcodeScanning.getClient()
     private var lastScanned: List<String?>? = null
     private var scannerTimeout = false
-    private var displayListener: MobileScannerDisplayListener? = null
+    private var displayListener: DisplayManager.DisplayListener? = null
 
     /// Configurable variables
     var scanWindow: List<Float>? = null
@@ -272,9 +272,15 @@ class MobileScanner(
                 analysisBuilder.setTargetResolution(getResolution(cameraResolution))
 
                 if (displayListener == null) {
-                    displayListener = MobileScannerDisplayListener {
+                    displayListener = object : DisplayManager.DisplayListener {
+                        override fun onDisplayAdded(displayId: Int) {}
+
+                        override fun onDisplayRemoved(displayId: Int) {}
+
+                        override fun onDisplayChanged(displayId: Int) {
                             analysisBuilder.setTargetResolution(getResolution(cameraResolution))
                         }
+                    }
 
                     displayManager.registerDisplayListener(
                         displayListener, null,

-package dev.steenbakker.mobile_scanner
-
-import android.hardware.display.DisplayManager
-
-/**
- * This class will listen for display changes
- * and executes `onUpdateResolution` when that happens.
- */
-class MobileScannerDisplayListener(
-    private val onUpdateResolution: () -> Unit
-) : DisplayManager.DisplayListener {
-    override fun onDisplayAdded(displayId: Int) {}
-
-    override fun onDisplayRemoved(displayId: Int) {}
-
-    override fun onDisplayChanged(displayId: Int) {
-        onUpdateResolution()
-    }
-}
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