import{ah as n,Y as o,ai as l,j as r,o as p,d as g,l as m,al as f,d0 as y,u as h,ay as c}from"./m6uXH7i0.js";const v=o({name:"ElCollapseTransition"}),x=o({...v,setup(s){const d=l("collapse-transition"),e=t=>{t.style.maxHeight="",t.style.overflow=t.dataset.oldOverflow,t.style.paddingTop=t.dataset.oldPaddingTop,t.style.paddingBottom=t.dataset.oldPaddingBottom},i={beforeEnter(t){t.dataset||(t.dataset={}),t.dataset.oldPaddingTop=t.style.paddingTop,t.dataset.oldPaddingBottom=t.style.paddingBottom,t.style.height&&(t.dataset.elExistsHeight=t.style.height),t.style.maxHeight=0,t.style.paddingTop=0,t.style.paddingBottom=0},enter(t){requestAnimationFrame(()=>{t.dataset.oldOverflow=t.style.overflow,t.dataset.elExistsHeight?t.style.maxHeight=t.dataset.elExistsHeight:t.scrollHeight!==0?t.style.maxHeight=`${t.scrollHeight}px`:t.style.maxHeight=0,t.style.paddingTop=t.dataset.oldPaddingTop,t.style.paddingBottom=t.dataset.oldPaddingBottom,t.style.overflow="hidden"})},afterEnter(t){t.style.maxHeight="",t.style.overflow=t.dataset.oldOverflow},enterCancelled(t){e(t)},beforeLeave(t){t.dataset||(t.dataset={}),t.dataset.oldPaddingTop=t.style.paddingTop,t.dataset.oldPaddingBottom=t.style.paddingBottom,t.dataset.oldOverflow=t.style.overflow,t.style.maxHeight=`${t.scrollHeight}px`,t.style.overflow="hidden"},leave(t){t.scrollHeight!==0&&(t.style.maxHeight=0,t.style.paddingTop=0,t.style.paddingBottom=0)},afterLeave(t){e(t)},leaveCancelled(t){e(t)}};return(t,H)=>(p(),r(c,f({name:h(d).b()},y(i)),{default:g(()=>[m(t.$slots,"default")]),_:3},16,["name"]))}});var a=n(x,[["__file","collapse-transition.vue"]]);a.install=s=>{s.component(a.name,a)};const T=a;export{T as _};