OHIF-328 up/down arrows keys on SR viewport. (#1922)

* Fix arrow key scroll on SR Viewport.

* Remove debuggers

extensions/cornerstone/src/init.js

@@ -153,8 +153,8 @@ export default function init({ servicesManager, configuration }) {
       },
     },
     DragProbe: {
-      defaultStrategy: 'minimal'
-    }
+      defaultStrategy: 'minimal',
+    },
   };
 
   /* Abstract tools configuration using extension configuration. */

extensions/dicom-sr/src/OHIFCornerstoneSRViewport.js

@@ -103,8 +103,19 @@ function OHIFCornerstoneSRViewport({
     );
 
     setTrackingUniqueIdentifiersForElement(targetElement);
-
     setElement(targetElement);
+
+    const OHIFCornerstoneEnabledElementEvent = new CustomEvent(
+      'ohif-cornerstone-enabled-element-event',
+      {
+        detail: {
+          enabledElement: targetElement,
+          viewportIndex,
+        },
+      }
+    );
+
+    document.dispatchEvent(OHIFCornerstoneEnabledElementEvent);
   };
 
   useEffect(() => {