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41 lines
1.2 KiB
41 lines
1.2 KiB
import canUseDom from 'rc-util/lib/Dom/canUseDom';
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export const canUseDocElement = () => canUseDom() && window.document.documentElement;
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export const isStyleSupport = (styleName: string | Array<string>): boolean => {
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if (canUseDocElement()) {
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const styleNameList = Array.isArray(styleName) ? styleName : [styleName];
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const { documentElement } = window.document;
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return styleNameList.some(name => name in documentElement.style);
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}
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return false;
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};
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let flexGapSupported: boolean | undefined;
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export const detectFlexGapSupported = () => {
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if (!canUseDocElement()) {
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return false;
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}
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if (flexGapSupported !== undefined) {
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return flexGapSupported;
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}
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// create flex container with row-gap set
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const flex = document.createElement('div');
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flex.style.display = 'flex';
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flex.style.flexDirection = 'column';
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flex.style.rowGap = '1px';
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// create two, elements inside it
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flex.appendChild(document.createElement('div'));
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flex.appendChild(document.createElement('div'));
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// append to the DOM (needed to obtain scrollHeight)
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document.body.appendChild(flex);
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flexGapSupported = flex.scrollHeight === 1; // flex container should be 1px high from the row-gap
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document.body.removeChild(flex);
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return flexGapSupported;
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};
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