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[bugfix] Collapse: use double raf to ensure animation can start (#3723)

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neverland 2019-07-02 16:36:07 +08:00 committed by GitHub
parent 5b4a4cc078
commit e7e015e9a4
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1 changed files with 5 additions and 1 deletions
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6
src/collapse-item/index.js
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@ -74,8 +74,12 @@ export default createComponent({
if (offsetHeight) { if (offsetHeight) {
const contentHeight = `${offsetHeight}px`; const contentHeight = `${offsetHeight}px`;
wrapper.style.height = expanded ? 0 : contentHeight; wrapper.style.height = expanded ? 0 : contentHeight;
// use double raf to ensure animation can start in mobile safari
raf(() => { raf(() => {
wrapper.style.height = expanded ? contentHeight : 0; raf(() => {
wrapper.style.height = expanded ? contentHeight : 0;
});
}); });
} else { } else {
this.onTransitionEnd(); this.onTransitionEnd();