diff options
Diffstat (limited to 'catalog-ui/app/scripts/services/event-listener-service.ts')
-rw-r--r-- | catalog-ui/app/scripts/services/event-listener-service.ts | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/catalog-ui/app/scripts/services/event-listener-service.ts b/catalog-ui/app/scripts/services/event-listener-service.ts deleted file mode 100644 index 67afd65c56..0000000000 --- a/catalog-ui/app/scripts/services/event-listener-service.ts +++ /dev/null @@ -1,78 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * SDC - * ================================================================================ - * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ -/** - * Created by obarda on 7/4/2016. - */ -/// <reference path="../references"/> -module Sdc.Services { - - 'use strict'; - - interface IEventListenerService { - - } - - interface ICallbackData { - callback:Function; - args:any[]; - } - - export class EventListenerService implements IEventListenerService { - - public observerCallbacks:Utils.Dictionary<string, ICallbackData[]> = new Utils.Dictionary<string, Array<ICallbackData>>(); - - //register an observer + callback - public registerObserverCallback = (eventName:string, callback:Function, ...args) => { - let callbackData = { - callback: callback, - args: args - } - - if (this.observerCallbacks.containsKey(eventName)) { - let callbacks = this.observerCallbacks.getValue(eventName); - - // Only insert the callback if the callback is different from existing callbacks. - for (let i = 0; i < callbacks.length; i++) { - if (callbacks[i].toString() === callback.toString()) { - return; // Do not add this callback. - } - } - - callbacks.push(callbackData); - this.observerCallbacks.setValue(eventName, callbacks); - } else { - this.observerCallbacks.setValue(eventName, [callbackData]); - } - }; - - //unregister an observer - public unRegisterObserver = (eventName:string) => { - if (this.observerCallbacks.containsKey(eventName)) { - this.observerCallbacks.remove(eventName); - } - }; - - public notifyObservers = function (eventName:string, ...args) { - _.forEach(this.observerCallbacks.getValue(eventName), (callbackData:ICallbackData) => { - callbackData.callback(...args); - }); - }; - } -} |