Angular
Version vom 5. September 2018, 12:02 Uhr von Martin Kirner (Diskussion | Beiträge) (→Menü beim Scrollen ausblenden)
Icons
npm install font-awesome --save
"styles": [ ... "node_modules/font-awesome/css/font-awesome.min.css", ... ],
... class="fa fa-user icon" ...
Links
Menü beim Scrollen ausblenden
import { ..., HostListener, ... } from '@angular/core';
  prevScrollpos = 0;
  ...
  @HostListener('window:scroll', ['$event'])
  scrollHandler(event) {
    const currentScrollPos = window.pageYOffset;
    if ((currentScrollPos < 55) || (this.prevScrollpos > currentScrollPos)) {
      document.getElementById('nav-bar').style.top = '0';
    } else {
      document.getElementById('nav-bar').style.top = '-100px';
    }
    this.prevScrollpos = currentScrollPos;
  }
#nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: block;
  transition: top 0.5s;
}
Links
https://www.w3schools.com/howto/howto_js_navbar_hide_scroll.asp
Links
https://www.w3schools.com/angular/default.asp
Zurück zu JavaScript