Chunks and threads in model

imagecatalog/DataModel.cs

@@ -134,6 +134,30 @@ namespace ImageCatalog_2
             }
         }
 
+        private int _chunkSize;
+
+        public int ChunkSize
+        {
+            get => _chunkSize;
+            set
+            {
+                _chunkSize = value;
+                NotifyPropertyChanged();
+            }
+        }
+
+        private int _threadsCount;
+
+        public int ThreadsCount
+        {
+            get => _threadsCount;
+            set
+            {
+                _threadsCount = value;
+                NotifyPropertyChanged();
+            }
+        }
+
         private void Test(object parameter)
         {
             Debug.WriteLine("Yep");