Override mode fix

imagecatalog/DataModel.cs

@@ -77,6 +77,18 @@ namespace ImageCatalog_2
             }
         }
 
+        private bool _overwriteImages;
+
+        public bool OverwriteImages
+        {
+            get => _overwriteImages;
+            set
+            {
+                _overwriteImages = value;
+                NotifyPropertyChanged();
+            }
+        }
+
         private bool _uiEnabled = true;
 
         public bool UiEnabled