rewrote window resize event using redux

src/app/shared/host-window.actions.ts

@@ -0,0 +1,14 @@
+import { Action } from "@ngrx/store";
+
+export class HostWindowActions {
+  static RESIZE = 'dspace/host-window/RESIZE';
+  static resize(newWidth: number, newHeight: number): Action {
+    return {
+      type: HostWindowActions.RESIZE,
+      payload: {
+        width: newWidth,
+        height: newHeight
+      }
+    }
+  }
+}