diff --git a/src/src/UI/Widget/dicomimageview.cpp b/src/src/UI/Widget/dicomimageview.cpp
index 4c04d8a..d32e05b 100644
--- a/src/src/UI/Widget/dicomimageview.cpp
+++ b/src/src/UI/Widget/dicomimageview.cpp
@@ -94,7 +94,6 @@ void DicomImageView::initScrollbar() {
     if (!mIsSlotInited) {
         connect(mScrollBar, &QScrollBar::valueChanged, this, &DicomImageView::scrollBarValueChanged);
         connect(this, &DicomImageView::onTransform, this, &DicomImageView::imageTransformed);
-        mIsSlotInited = true;
     }
 }
 
@@ -146,16 +145,19 @@ void DicomImageView::loadSeries(SeriesImageSet *series) {
     mImageViewer->UpdateOrientationInfo();
     //以下是一些转接函数
     //使用connect 替代 AddObserver,避免出现多种事件机制架构
-    connect(mImageViewer->GetSignalRaiser(), &vtkSignalRaiser::raiseEvent, this, &DicomImageView::syncEventFunc);
-    //目前 替换了一部分包括SlicedEvent，EndDollyEvent，EndWindowLevelEvent，EndPanEvent，主要关联到sync
+    if (!mIsSlotInited) {
+        connect(mImageViewer->GetSignalRaiser(), &vtkSignalRaiser::raiseEvent, this, &DicomImageView::dispatchEvent);
+        //目前 替换了一部分包括SlicedEvent，EndDollyEvent，EndWindowLevelEvent，EndPanEvent，主要关联到sync
 
-    ActorDraggableInteractorStyle *style = mImageViewer->GetInteractorStyle();
-    style->AddObserver(ActorDraggableInteractorStyle::AfterViewerClicked, this, &DicomImageView::clicked);
-    style->AddObserver(vtkCommand::EventIds::WindowLevelEvent, this, &DicomImageView::updateWindowLevelCb);
-    style->AddObserver(ActorDraggableInteractorStyle::DoubleClickEvent, this, &DicomImageView::doubleclickedEventCb);
-    style->AddObserver(ActorDraggableInteractorStyle::ScalarOpacityEvent, this, &DicomImageView::scalarEventCb);
-    style->AddObserver(ActorDraggableInteractorStyle::ScalarShiftEvent, this, &DicomImageView::scalarEventCb);
+        ActorDraggableInteractorStyle *style = mImageViewer->GetInteractorStyle();
+        style->AddObserver(ActorDraggableInteractorStyle::AfterViewerClicked, this, &DicomImageView::clicked);
+        style->AddObserver(vtkCommand::EventIds::WindowLevelEvent, this, &DicomImageView::windowLevelHandle);
+        style->AddObserver(ActorDraggableInteractorStyle::DoubleClickEvent, this, &DicomImageView::doubleClickHandle);
+        style->AddObserver(ActorDraggableInteractorStyle::ScalarOpacityEvent, this, &DicomImageView::scalarEventHandle);
+        style->AddObserver(ActorDraggableInteractorStyle::ScalarShiftEvent, this, &DicomImageView::scalarEventHandle);
+    }
     initScrollbar();
+    mIsSlotInited = true;
 }
 
 int DicomImageView::getSeriesNumber() {