import { Injectable } from '@angular/core' import { Subject } from 'rxjs' import menuData from '../menuData' @Injectable({ providedIn: 'root' }) export class SideBarService { isShowSideBar: boolean = true private titleOffsetTop: number titleOffsetTopUpdated: Subject = new Subject() constructor() {} getMenuData() { return menuData.data } getTitleOffsetTop(): number { return this.titleOffsetTop } setTitleOffsetTop(val) { this.titleOffsetTop = val this.titleOffsetTopUpdated.next(this.titleOffsetTop) } }