diff --git a/sane/scanner.cpp b/sane/scanner.cpp
index 9917e50..f2df330 100644
--- a/sane/scanner.cpp
+++ b/sane/scanner.cpp
@@ -345,6 +345,7 @@ namespace callback
 	int (*apply_current_config)(const char* dev_name, SANE_Handle device, LPSANEAPI api) = NULL;	// 应用设备的当前配置
 	int (*show_setting_ui)(SANE_Handle device, HWND parent, LPSANEAPI api, const char* devname, bool with_scan) = NULL;
 	int (*show_progress_ui)(HWND parent, std::function<void(ui_result)> callback, std::function<void(int/*event*/, void*/*msg*/, int/*flag*/)>* notify) = NULL;
+	int (*show_messagebox_ui)(HWND parent, int/*event*/, void*/*msg*/, int/*flag*/) = NULL;
 
 	//std::function<void(ui_result)> ui_result_callback;
 	std::function<void(int/*event*/, void*/*msg*/, int/*flag*/)> notify;
@@ -376,6 +377,7 @@ namespace callback
 			GET_API(apply_current_config);
 			GET_API(show_setting_ui);
 			GET_API(show_progress_ui);
+			GET_API(show_messagebox_ui);
 		}
 	}
 }
@@ -877,12 +879,20 @@ int scanner::open(void)
 	}
 	else
 	{
-		std::wstring	msg(local_trans::a2u(hg_scanner_err_description(ret), CP_UTF8));
-		HWND			parent = callback::find_main_wnd();
+		if (callback::show_messagebox_ui)
+		{
+			callback::show_messagebox_ui(app_wnd_, ret, (void*)hg_scanner_err_description(ret), 0);
+		}
+		else
+		{
+			std::wstring	msg(local_trans::a2u(hg_scanner_err_description(ret), CP_UTF8));
 
-		if (!IsWindow(parent))
-			callback::bring_message_box_topmost(local_trans::lang_trans_between_hz936(CONST_STRING_OPEN_FAILED).c_str());
-		MessageBoxW(parent, msg.c_str(), local_trans::lang_trans_between_hz936(CONST_STRING_OPEN_FAILED).c_str(), MB_OK | MB_ICONERROR);
+			//if (indicator_.get())
+			//	indicator_->show(false);
+			if (!IsWindow(app_wnd_))
+				callback::bring_message_box_topmost(local_trans::lang_trans_between_hz936(CONST_STRING_START_FAILED).c_str());
+			MessageBoxW(app_wnd_, msg.c_str(), local_trans::lang_trans_between_hz936(CONST_STRING_START_FAILED).c_str(), MB_OK | MB_ICONERROR);
+		}
 	}
 
 	return ret;
@@ -2425,13 +2435,30 @@ COM_API_IMPLEMENT(scanner, int, start(void))
 	//}
 	else
 	{
-		std::wstring	msg(local_trans::a2u(hg_scanner_err_description(ret), CP_UTF8));
+		if (callback::show_progress_ui && is_bIndicator)
+		{
+			int ev = ret;
 
-		//if (indicator_.get())
-		//	indicator_->show(false);
-		if (!IsWindow(app_wnd_))
-			callback::bring_message_box_topmost(local_trans::lang_trans_between_hz936(CONST_STRING_START_FAILED).c_str());
-		MessageBoxW(app_wnd_, msg.c_str(), local_trans::lang_trans_between_hz936(CONST_STRING_START_FAILED).c_str(), MB_OK | MB_ICONERROR);
+			ui_notify(ev, (void *)hg_scanner_err_description(ret), 0);
+		}
+		else
+		{
+
+			if (callback::show_messagebox_ui)
+			{
+				callback::show_messagebox_ui(app_wnd_, ret, (void*)hg_scanner_err_description(ret), 0);
+			}
+			else
+			{
+				std::wstring	msg(local_trans::a2u(hg_scanner_err_description(ret), CP_UTF8));
+
+				//if (indicator_.get())
+				//	indicator_->show(false);
+				if (!IsWindow(app_wnd_))
+					callback::bring_message_box_topmost(local_trans::lang_trans_between_hz936(CONST_STRING_START_FAILED).c_str());
+				MessageBoxW(app_wnd_, msg.c_str(), local_trans::lang_trans_between_hz936(CONST_STRING_START_FAILED).c_str(), MB_OK | MB_ICONERROR);
+			}
+		}
 	}
 	prev_start_result_ = ret;
 	is_scanning_ = ret == SANE_STATUS_GOOD;
@@ -2997,33 +3024,34 @@ COM_API_IMPLEMENT(scanner, bool, ui_show_setting(HWND parent, bool with_scan, bo
 COM_API_IMPLEMENT(scanner, bool, ui_show_progress(HWND parent, bool bIndicator))
 {
 	is_bIndicator = bIndicator;
+	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;
+			on_ui_event(uev, (void*)uev);
+
+			break;
+		case UI_RESULT_START_SCAN:
+			break;
+		default:
+			break;
+		}
+	};
 	if (callback::show_progress_ui && bIndicator)
 	{
-		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;
-				on_ui_event(uev, (void*)uev);
-				
-				break;
-			case UI_RESULT_START_SCAN:
-				break;
-			default:
-				break;
-			}
-		};
+
 
 		callback::show_progress_ui(parent, ui_process,&ui_notify);
 	}
@@ -3126,7 +3154,11 @@ int scanner::handle_device_event(int ev_code, void* data, unsigned int* len)
 			ui_notify(ev_code, data, 0);
 		else
 		{
-			//if (*len)
+			if (callback::show_messagebox_ui && *len)
+			{
+				callback::show_messagebox_ui(app_wnd_, ev_code, (void*)data, 0);
+			}
+			else if (*len)  //错误弹出
 			{
 				std::wstring msg(local_trans::a2u((char*)data, CP_UTF8));
 				if(!IsWindow(app_wnd_))