GoScrobble/web/node_modules/dom-helpers/esm/scrollbarSize.js

19 lines
587 B
JavaScript

import canUseDOM from './canUseDOM';
var size;
export default function scrollbarSize(recalc) {
if (!size && size !== 0 || recalc) {
if (canUseDOM) {
var scrollDiv = document.createElement('div');
scrollDiv.style.position = 'absolute';
scrollDiv.style.top = '-9999px';
scrollDiv.style.width = '50px';
scrollDiv.style.height = '50px';
scrollDiv.style.overflow = 'scroll';
document.body.appendChild(scrollDiv);
size = scrollDiv.offsetWidth - scrollDiv.clientWidth;
document.body.removeChild(scrollDiv);
}
}
return size;
}