1/** 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16import {EventEmitter, Injectable, Output} from '@angular/core'; 17 18 19@Injectable({ 20 providedIn: 'root', 21}) 22export class AppService { 23 @Output() closeSideNavEmitter = new EventEmitter(); 24 @Output() showDetailsEmitter = new EventEmitter(); 25 constructor() { 26 } 27 28 /** Emits an EventEmitter to display entity in the side nav window. */ 29 showDetails(entity) { 30 this.showDetailsEmitter.emit(entity); 31 } 32 33 /** Emits an EventEmitter to close the side nav window. */ 34 closeSideNav() { 35 this.closeSideNavEmitter.emit(); 36 } 37} 38