diff --git a/src/event/EventCenter.h b/src/event/EventCenter.h
index ea293b6..84fe1ed 100644
--- a/src/event/EventCenter.h
+++ b/src/event/EventCenter.h
@@ -14,6 +14,7 @@ ADD_EVENT_VALUE(PatientSelected)\
 ADD_EVENT_VALUE(RequestPreviewScan)\
 ADD_EVENT_VALUE(RequestEmptyScan)\
 ADD_EVENT_VALUE(RequestPatientScan)\
+ADD_EVENT_VALUE(RequestContinueScan)\
 ADD_EVENT_VALUE(RequestStop)\
 ADD_EVENT_VALUE(ResponseDeviceTemperature)\
 ADD_EVENT_VALUE(ResponsePreview)\
@@ -23,6 +24,7 @@ ADD_EVENT_VALUE(DeviceErrorRaise)\
 ADD_EVENT_VALUE(ShimLibInnerFault)\
 ADD_EVENT_VALUE(InvokeOperationStart)\
 ADD_EVENT_VALUE(InvokeOperationProgress)\
+ADD_EVENT_VALUE(InvokeOperationPending)\
 ADD_EVENT_VALUE(InvokeOperationEnd)\
 ADD_EVENT_VALUE(PromptDialogOpen)\
 ADD_EVENT_VALUE(GlobalBannerMessage)\
diff --git a/src/windows/mainwindow.cpp b/src/windows/mainwindow.cpp
index 9c76a28..42c4f43 100644
--- a/src/windows/mainwindow.cpp
+++ b/src/windows/mainwindow.cpp
@@ -1,4 +1,4 @@
-#include "mainwindow.h"
+#include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include <qtabwidget.h>
 #include <QSizePolicy>
@@ -134,6 +134,14 @@ MainWindow::MainWindow(QWidget* parent) :
 		//		msgDialog->showFullScreen();
 		if (msgDialog->isHidden())msgDialog->show();
 		});
+	connect(EventCenter::Default(), &EventCenter::InvokeOperationPending, [=](QObject*, QObject* msg) {
+		if (!msgDialog) return;
+        if (!msgDialog->Pending()){
+            msgDialog->startPending();
+            QVariant* var = (QVariant*)msg;
+            msgDialog->showMessage(var->toString());
+        }
+	});
 	connect(EventCenter::Default(), &EventCenter::InvokeOperationEnd, [=]() {
 		if (!msgDialog) return;
 		if (!msgDialog->isHidden())msgDialog->accept();