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Fixes scrollbar in old firefox versions

This commit is contained in:
GabrielMeyer 2019-05-07 14:22:39 +02:00
parent 179ef39aca
commit 41e2fb2f93
1 changed files with 17 additions and 0 deletions
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17
client/src/app/site/site.component.ts
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@ -99,6 +99,23 @@ export class SiteComponent extends BaseComponent implements OnInit {
// console.log('translation of motions in the target language: ' + res);
// });
// TODO: Remove this, when the ESR version of Firefox >= 64.
const agent = navigator.userAgent.toLowerCase();
if (agent.indexOf('firefox') > -1) {
const index = agent.indexOf('firefox') + 8;
const version = +agent.slice(index, index + 2);
if (version < 64) {
const sideNav = document.querySelector(
'mat-sidenav.side-panel > div.mat-drawer-inner-container'
) as HTMLElement;
sideNav.style.overflow = 'hidden';
sideNav.addEventListener('MozMousePixelScroll', (event: any) => {
sideNav.scrollBy(0, event.detail);
});
}
}
this.router.events.subscribe(event => {
// Scroll to top if accessing a page, not via browser history stack
if (event instanceof NavigationEnd) {