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