[SDC-29] catalog 1707 rebase commit.

Change-Id: I43c3dc5cf44abf5da817649bc738938a3e8388c1
Signed-off-by: Michael Lando <ml636r@att.com>
diff --git a/catalog-ui/src/app/services/loader-service.ts b/catalog-ui/src/app/services/loader-service.ts
new file mode 100644
index 0000000..4bf8a6a
--- /dev/null
+++ b/catalog-ui/src/app/services/loader-service.ts
@@ -0,0 +1,24 @@
+/**
+ * Created by obarda on 3/13/2016.
+ */
+'use strict';
+import {EventListenerService} from "./event-listener-service";
+import {EVENTS} from "../utils/constants";
+
+export class LoaderService {
+
+
+    constructor(private eventListenerService:EventListenerService) {
+
+    }
+
+    public showLoader(...args) {
+        this.eventListenerService.notifyObservers(EVENTS.SHOW_LOADER_EVENT, ...args);
+    }
+
+    public hideLoader(...args) {
+        this.eventListenerService.notifyObservers(EVENTS.HIDE_LOADER_EVENT, ...args);
+    }
+}
+
+LoaderService.$inject = ['EventListenerService'];