From 5d9c162e57faa96b0b915f2fd31888a9383f6d01 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ale=C5=A1=20Kocur?= <aleskocur@icloud.com>
Date: Tue, 25 Apr 2023 14:44:14 +0200
Subject: [PATCH] Fix galery boolean for swipe down dismiss

---
 Sources/CodeScanner/ScannerViewController.swift | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Sources/CodeScanner/ScannerViewController.swift b/Sources/CodeScanner/ScannerViewController.swift
index d56798e..95520c8 100644
--- a/Sources/CodeScanner/ScannerViewController.swift
+++ b/Sources/CodeScanner/ScannerViewController.swift
@@ -12,7 +12,7 @@ import UIKit
 @available(macCatalyst 14.0, *)
 extension CodeScannerView {
     
-    public class ScannerViewController: UIViewController, UIImagePickerControllerDelegate, UINavigationControllerDelegate, AVCaptureMetadataOutputObjectsDelegate {
+    public class ScannerViewController: UIViewController, UIImagePickerControllerDelegate, UINavigationControllerDelegate, AVCaptureMetadataOutputObjectsDelegate, UIAdaptivePresentationControllerDelegate {
         private let photoOutput = AVCapturePhotoOutput()
         private var isCapturing = false
         private var handler: ((UIImage) -> Void)?
@@ -46,6 +46,7 @@ extension CodeScannerView {
             isGalleryShowing = true
             let imagePicker = UIImagePickerController()
             imagePicker.delegate = self
+            imagePicker.presentationController?.delegate = self
             present(imagePicker, animated: true, completion: nil)
         }
         
@@ -86,6 +87,11 @@ extension CodeScannerView {
             dismiss(animated: true, completion: nil)
         }
 
+        public func presentationControllerDidDismiss(_ presentationController: UIPresentationController) {
+            // Galery is no longer being presented
+            isGalleryShowing = false
+        }
+
         #if targetEnvironment(simulator)
         override public func loadView() {
             view = UIView()