StandaloneViewer reconcile + Minor fix to ResizeViewportManager

Packages/ohif-viewerbase/client/components/viewer/viewerMain/viewerMain.js

@@ -20,7 +20,7 @@ Template.viewerMain.onCreated(() => {
     // and change it to jQuery._data(window, 'events')['resize']. 
     // Otherwise this function will be probably overrided.
     // See cineDialog instance.setResizeHandler function
-    window.addEventListener('resize', window.ResizeViewportManager.handleResize.bind(window.ResizeViewportManager));
+    window.addEventListener('resize', window.ResizeViewportManager.getResizeHandler());
 
     // Add beforeUnload event handler to check for unsaved changes
     window.addEventListener('beforeunload', unloadHandlers.beforeUnload);
@@ -113,7 +113,7 @@ Template.viewerMain.onDestroyed(() => {
     OHIF.log.info('viewerMain onDestroyed');
 
     // Remove the Window resize listener
-    window.removeEventListener('resize', window.ResizeViewportManager.handleResize.bind(window.ResizeViewportManager));
+    window.removeEventListener('resize', window.ResizeViewportManager.getResizeHandler());
 
     // Remove beforeUnload event handler...
     window.removeEventListener('beforeunload', unloadHandlers.beforeUnload);

Packages/ohif-viewerbase/client/index.js

@@ -176,6 +176,10 @@ Viewerbase.dicomTagDescriptions = dicomTagDescriptions;
 import { ImageSet } from './lib/classes/ImageSet';
 Viewerbase.ImageSet = ImageSet;
 
+// LayoutManager
+import { LayoutManager } from './lib/classes/LayoutManager';
+Viewerbase.LayoutManager = LayoutManager;
+
 // ResizeViewportManager
 import { ResizeViewportManager } from './lib/classes/ResizeViewportManager';
 Viewerbase.ResizeViewportManager = ResizeViewportManager;

Packages/ohif-viewerbase/client/lib/classes/ResizeViewportManager.js

@@ -6,6 +6,7 @@ import { getInstanceClassDefaultViewport } from '../instanceClassSpecificViewpor
 // Manage resizing viewports triggered by window resize
 export class ResizeViewportManager {
     constructor() {
+        this._resizeHandler = null;
         OHIF.log.info('ResizeViewportManager');
     }
 
@@ -150,4 +151,18 @@ export class ResizeViewportManager {
             this.resizeViewportElements();
         }, 100);
     }
+
+    /**
+     * Returns a unique event handler function associated with a given instance using lazy assignment.
+     * @return {function} Returns a unique copy of the event handler of this class.
+     */
+    getResizeHandler() {
+        let resizeHandler = this._resizeHandler;
+        if (resizeHandler === null) {
+            resizeHandler = this.handleResize.bind(this);
+            this._resizeHandler = resizeHandler;
+        }
+        return resizeHandler;
+    }
+
 }