diff --git a/sane/scanner.cpp b/sane/scanner.cpp
index ca5a390..c2a130a 100644
--- a/sane/scanner.cpp
+++ b/sane/scanner.cpp
@@ -2933,16 +2933,37 @@ COM_API_IMPLEMENT(scanner, bool, ui_show_setting(HWND parent, bool with_scan, bo
 
 	return true;
 }
+
 COM_API_IMPLEMENT(scanner, bool, ui_show_progress(HWND parent))
 {
 	if (callback::show_progress_ui)
 	{
-		auto ui_process = [](ui_result)
+		auto ui_process = [this](ui_result res)
 		{
-		
+			int uev = SANE_EVENT_SCAN_FINISHED;
+			switch (res)
+			{
+			case UI_RESULT_FAILED:
+				 
+				break;
+			case UI_RESULT_OK:
+				break;
+			case UI_RESULT_CLOSE_NORMAL:
+				uev = SANE_EVENT_UI_CLOSE_NORMAL;
+				on_ui_event(uev, (void*)uev);
+				break;
+			case UI_RESULT_CLOSE_CANCEL:
+				uev = SANE_EVENT_UI_CLOSE_CANCEL;
+				sane_api_.sane_cancel_api(handle_);
+				//on_ui_event(uev, (void*)uev);
+				break;
+			case UI_RESULT_START_SCAN:
+				break;
+			default:
+				break;
+			}
 		};
 
-		
 		callback::show_progress_ui(parent, ui_process,&ui_notify);
 	}
 	else
@@ -3037,7 +3058,6 @@ int scanner::handle_device_event(int ev_code, void* data, unsigned int* len)
 		else if (callback::show_progress_ui)
 		{
 			ui_notify(ev_code, data, 0);
-			on_ui_event(ev_code, (void*)ev_code);
 		}
 		else
 		{