43 lines
1.2 KiB
TypeScript
43 lines
1.2 KiB
TypeScript
import getScrollBarSize from './getScrollBarSize';
|
|
import setStyle from './setStyle';
|
|
|
|
function isBodyOverflowing() {
|
|
return (
|
|
document.body.scrollHeight > (window.innerHeight || document.documentElement.clientHeight) &&
|
|
window.innerWidth > document.body.offsetWidth
|
|
);
|
|
}
|
|
|
|
let cacheStyle = {};
|
|
|
|
export default (close?: boolean) => {
|
|
if (!isBodyOverflowing() && !close) {
|
|
return;
|
|
}
|
|
|
|
// https://github.com/ant-design/ant-design/issues/19729
|
|
const scrollingEffectClassName = 'ant-scrolling-effect';
|
|
const scrollingEffectClassNameReg = new RegExp(`${scrollingEffectClassName}`, 'g');
|
|
const bodyClassName = document.body.className;
|
|
|
|
if (close) {
|
|
if (!scrollingEffectClassNameReg.test(bodyClassName)) return;
|
|
setStyle(cacheStyle);
|
|
cacheStyle = {};
|
|
document.body.className = bodyClassName.replace(scrollingEffectClassNameReg, '').trim();
|
|
return;
|
|
}
|
|
|
|
const scrollBarSize = getScrollBarSize();
|
|
if (scrollBarSize) {
|
|
cacheStyle = setStyle({
|
|
position: 'relative',
|
|
width: `calc(100% - ${scrollBarSize}px)`,
|
|
});
|
|
if (!scrollingEffectClassNameReg.test(bodyClassName)) {
|
|
const addClassName = `${bodyClassName} ${scrollingEffectClassName}`;
|
|
document.body.className = addClassName.trim();
|
|
}
|
|
}
|
|
};
|