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fix(tabs): offset distance being too small #2277

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fix(tabs): offset distance being too small #2277

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10 changes: 8 additions & 2 deletions js/tabs/base.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -53,10 +53,16 @@ export function calcPrevOrNextOffset(elements: allElementDeps, offset: number, a
* 所以需要取绝对值
*/
const diffWidth = Math.abs(navsContainerWidth - activeTabWidth);
/**
* 偏移量的最小值设为容器 navsContainer 的宽度的一半
* 以避免 activeTab 和 navsContainer 宽度接近时偏移量过小，导致很难滚动，甚至无法滚动
*/
const distance = Math.max(diffWidth, navsContainerWidth / 2);

if (action === 'next') {
return offset + diffWidth;
return offset + distance;
}
return offset - diffWidth;
return offset - distance;
}

/**
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