diff --git a/sane/scanner.cpp b/sane/scanner.cpp
index bbec3c7..4f9481f 100644
--- a/sane/scanner.cpp
+++ b/sane/scanner.cpp
@@ -1,4 +1,6 @@
-#include "scanner.h"
+
+
+#include "scanner.h"
 
 #include <Windows.h>
 #include <Shlwapi.h>	// for PathFileExistsW
@@ -8,12 +10,13 @@
 #include "sane_option_trans.h"
 #include <chrono>
 #include <mutex>
-#include "DlgIndicator.h"
+
 #include "DlgSetting.h"
 #include "gb_json.h"
 #include "../../sdk/include/lang/app_language.h"
 #include <functional>
-
+#include "DlgIndicator.h"
+#include "twainui.h"
 #pragma comment(lib, "Shlwapi.lib")
 
 
@@ -338,10 +341,13 @@ namespace callback
 	//					SANE_EVENT_SCAN_FINISHED	- void*: (utf8*)message,  flag - error code (0 is success)
 	//					SANE_EVENT_USB_DATA_RECEIVED- void* unused, be NULL,  flag - unused, be 0
 	//					SANE_EVENT_IMAGE_OK			- void* unused, be NULL,  flag - unused, be 0 
-	int (*choose_scanner)(const std::vector<DEVQUE>& devs) = NULL;	// blocked. return selected DEVQUE::id or -1 if user cancelled
+	int (*choose_scanner)(const std::vector<DEVQUEUI>& devs) = NULL;	// blocked. return selected DEVQUE::id or -1 if user cancelled
 	void (*apply_current_config)(const char* dev_name, SANE_Handle device, LPSANEAPI api) = NULL;	// 应用设备的当前配置
-	void (*show_setting_ui)(SANE_Handle device, HWND parent, LPSANEAPI api, bool with_scan/*是否显示“扫描”按钮*/, std::function<void(int)> callback) = NULL;
-	void (*show_progress_ui)(HWND parent, std::function<void(int)> callback, std::function<void(int/*event*/, void*/*msg*/, int/*flag*/)>* notify) = NULL;
+	void (*show_setting_ui)(SANE_Handle device, HWND parent, LPSANEAPI api, bool with_scan) = NULL;
+	void (*show_progress_ui)(HWND parent, std::function<void(ui_result)> callback, std::function<void(int/*event*/, void*/*msg*/, int/*flag*/)>* notify) = NULL;
+
+	//std::function<void(ui_result)> ui_result_callback;
+	std::function<void(int/*event*/, void*/*msg*/, int/*flag*/)> notify;
 	static void init_ui(void)
 	{
 		std::string	root(hg_sane_middleware::sane_path());
@@ -765,7 +771,7 @@ std::string scanner::choose_scanner(const std::vector<std::string>& scanners)
 	if (scanners.empty())
 		return "";
 
-	std::vector<DEVQUE>	devs;
+	std::vector<DEVQUEUI>	devs;
 	std::string	sel("");
 	int			id = 1;
 
@@ -780,7 +786,7 @@ std::string scanner::choose_scanner(const std::vector<std::string>& scanners)
 			scanner::control_read_string(h, IO_CTRL_CODE_GET_SERIAL, sn);
 			if (sn.length())
 			{
-				DEVQUE	dev;
+				DEVQUEUI	dev;
 				dev.id = id++;
 				dev.name = scanners[i];
 				dev.sn = sn;
@@ -811,9 +817,9 @@ std::string scanner::choose_scanner(const std::vector<std::string>& scanners)
 	}
 	else
 	{
-		dlg_choose_dev	dlg(NULL, devs);
-		dlg.show(true, true);
-		sel = dlg.get_selected_device();
+		//dlg_choose_dev	dlg(NULL, devs);
+		//dlg.show(true, true);
+		//sel = dlg.get_selected_device();
 	}
 
 	return sel;
@@ -2898,7 +2904,7 @@ COM_API_IMPLEMENT(scanner, bool, ui_show_setting(HWND parent, bool with_scan, bo
 		{
 			on_ui_event(ev, NULL);
 		};
-		callback::show_setting_ui(handle_, parent, &sane_api_, with_scan, cb);
+		callback::show_setting_ui(handle_, parent, &sane_api_, with_scan);
 	}
 	else if (cfg_)
 	{
@@ -2931,6 +2937,13 @@ COM_API_IMPLEMENT(scanner, bool, ui_show_progress(HWND parent))
 {
 	if (callback::show_progress_ui)
 	{
+		auto ui_process = [](ui_result)
+		{
+		
+		};
+
+		
+		callback::show_progress_ui(parent, ui_process,&ui_notify);
 	}
 	else
 	{
@@ -3021,6 +3034,11 @@ int scanner::handle_device_event(int ev_code, void* data, unsigned int* len)
 		err_ = *len;
 		if (indicator_.get())
 			indicator_->notify_scan_over((char*)data, *len != SCANNER_ERR_OK);
+		else if (callback::show_progress_ui)
+		{
+			ui_notify(ev_code, data, 0);
+			on_ui_event(ev_code, (void*)ev_code);
+		}
 		else
 		{
 			if (*len)
@@ -3033,7 +3051,7 @@ int scanner::handle_device_event(int ev_code, void* data, unsigned int* len)
 			on_ui_event(ev_code, (void*)ev_code); 
 		}
 		// is_scanning_ = false;
-
+		
 		{
 			wchar_t	msg[128] = { 0 };
 			swprintf_s(msg, _countof(msg) - 1, L"Scan finished with error: %u\r\n", *len);
diff --git a/sane/scanner.h b/sane/scanner.h
index 59fab90..e261adb 100644
--- a/sane/scanner.h
+++ b/sane/scanner.h
@@ -4,6 +4,7 @@
 #include <vector>
 #include <algorithm>
 #include <memory>
+#include <functional>
 
 #define SANE_OPTION_ID(name)				\
 	SANE_OPTION_ID_OVERRIDE(name);			\
@@ -57,7 +58,7 @@ class scanner : public ISaneInvoker, virtual public refer
 	gb::scanner_cfg*				cfg_;
 	bool							twain_set_;
 	SANEAPI							sane_api_;
-
+	std::function<void(int, void*, int)> ui_notify;
 	int(__stdcall* scanner_ev_handler_)(int, void*);
 	void*	evh_param_;
 	HWND	app_wnd_;		// for MessageBox