52 lines
No EOL
1.4 KiB
JavaScript
52 lines
No EOL
1.4 KiB
JavaScript
// 判断参数是否是其中之一
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export function oneOf (value, validList) {
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for (let i = 0; i < validList.length; i++) {
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if (value === validList[i]) {
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return true;
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}
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}
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return false;
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}
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export function camelcaseToHyphen (str) {
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return str.replace(/([a-z])([A-Z])/g, '$1-$2').toLowerCase();
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}
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// For Modal scrollBar hidden
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let cached;
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export function getScrollBarSize (fresh) {
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if (fresh || cached === undefined) {
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const inner = document.createElement('div');
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inner.style.width = '100%';
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inner.style.height = '200px';
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const outer = document.createElement('div');
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const outerStyle = outer.style;
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outerStyle.position = 'absolute';
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outerStyle.top = 0;
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outerStyle.left = 0;
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outerStyle.pointerEvents = 'none';
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outerStyle.visibility = 'hidden';
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outerStyle.width = '200px';
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outerStyle.height = '150px';
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outerStyle.overflow = 'hidden';
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outer.appendChild(inner);
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document.body.appendChild(outer);
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const widthContained = inner.offsetWidth;
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outer.style.overflow = 'scroll';
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let widthScroll = inner.offsetWidth;
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if (widthContained === widthScroll) {
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widthScroll = outer.clientWidth;
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}
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document.body.removeChild(outer);
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cached = widthContained - widthScroll;
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}
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return cached;
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} |