详情切换动画与侧栏折叠动画

详情换选中:内容 out-in 淡切,容器高度从旧值滑到新值。auto 高度不可
插值,做法是离开前钉住当前高度,新内容进场时量出目标值过渡过去,结束
后清掉内联样式交还给内容。

侧栏折叠改成裁切式:只过渡外层宽度,内层内容按展开宽度定死、被 overflow
裁掉,文字用透明度淡出(比宽度动画快,先消失再收边,不露半截字)。原来
用 display: none 藏文字加居中图标,动画中途会重排跳位。折叠宽度取 60px
是因为图标中心恰好在 30px,收拢后天然居中,全程不用挪任何东西;折叠
按钮钉在右下角,跟着边缘走。
This commit is contained in:
2026-08-11 16:34:20 +08:00
parent de3a4c9bcd
commit 5a04968e17
2 changed files with 98 additions and 22 deletions
+58
View File
@@ -147,6 +147,42 @@ function toggleOpen() {
open.value = !open.value
if (open.value) void revealBottom()
}
/**
* 切换选中的入站时,内容淡出淡入,容器高度从旧值滑到新值。
* 高度过渡没法纯 CSS 做:auto 不可插值。所以离开前把当前高度钉住,
* 新内容进场时量出目标高度、过渡过去,结束后清掉内联样式让内容重新做主。
*/
function lockHeight() {
const el = rootEl.value
if (!el) return
el.style.height = `${String(el.offsetHeight)}px`
el.style.overflow = 'hidden'
}
function settleHeight() {
const el = rootEl.value
if (!el || !el.style.height) return
const from = el.style.height
el.style.height = 'auto'
const to = `${String(el.offsetHeight)}px`
if (to === from) {
el.style.height = ''
el.style.overflow = ''
return
}
el.style.height = from
void el.offsetHeight
el.style.transition = 'height 0.15s ease'
el.style.height = to
el.addEventListener('transitionend', function done(event) {
if (event.propertyName !== 'height') return
el.removeEventListener('transitionend', done)
el.style.transition = ''
el.style.height = ''
el.style.overflow = ''
})
}
const form = ref<OutboundSetup>({ proxy: { sources: [], filter: null }, chain: null })
/**
@@ -338,6 +374,15 @@ const complete = computed(
<template>
<aside ref="rootEl" class="detail">
<!-- 换一路入站:淡出旧内容、淡入新内容,高度的过渡由上面两个钩子做 -->
<Transition
name="swap"
mode="out-in"
@before-leave="lockHeight"
@enter="settleHeight"
@after-enter="moveInk"
>
<div :key="inbound.id">
<header class="top">
<div class="title">
<span class="port mono">{{ inbound.port }}</span>
@@ -588,6 +633,8 @@ const complete = computed(
</div>
</section>
</template>
</div>
</Transition>
</aside>
</template>
@@ -779,6 +826,17 @@ h3 {
opacity: 0;
}
/* 切换入站的内容淡切。高度的过渡不在这里,由 lockHeight/settleHeight 用内联样式做 */
.swap-enter-active,
.swap-leave-active {
transition: opacity 0.12s ease;
}
.swap-enter-from,
.swap-leave-to {
opacity: 0;
}
.grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));