The tree expansion node is slow to load #4920
Description
- I have searched the issues of this repository and believe that this is not a duplicate.
Version
3.0.0-alpha.12
Environment
windows10，chrome 96.0.4664.45，vue3.2.22
Reproduction link
Steps to reproduce
节点中自定义了title和图标
<template #title="{ id, dptLeaderName, dptName }">
<span :class="id === 1 ? 'bold' : ''">{{ dptName }}</span>
<a-space :size="8" class="icon-group">
<i v-has="ORGANIZATION.ORGANIZATION_ADD" class="iconfont icon-xinzeng" @click.stop="handleDepart('add', id)"></i>
<i v-has="ORGANIZATION.ORGANIZATION_EDIT" class="iconfont icon-edit-1" @click.stop="handleDepart('modify', id)"></i>
<i v-has="ORGANIZATION.ORGANIZATION_DELETE" class="iconfont icon-a-delete" @click.stop="handleDepart('del', id)"></i>
</a-space>
<a-space :size="4" v-if="dptLeaderName" class="icon-name">
<span>（</span>
<i class="iconfont icon-a-user"></i>
<span>{{dptLeaderName}}</span>
<span>）</span>
</a-space>
</template>
What is expected?
点击父节点展开收起图标，正常展开关闭子节点树；
What is actually happening?
节点展开与关闭卡顿，但是在2.2.8版本无此现象