separate code into library

misc

AssetStudioGUI/GUIProgress.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using AssetStudio;
+
+namespace AssetStudioGUI
+{
+    class GUIProgress : IProgress
+    {
+        private Action<int> action;
+
+        public GUIProgress(Action<int> action)
+        {
+            this.action = action;
+        }
+
+        public void Report(int value)
+        {
+            action(value);
+        }
+    }
+}