a-tree组件数据量过大展开卡顿慢的问题如何解决

[Reeyc]

• I have searched the issues of this repository and believe that this is not a duplicate.

Version

4.0.0-rc.6

Environment

window10, chrome107.0.5304.107, Vue3.2.16

Reproduction link

http://没有在线demo

Steps to reproduce

数据量过大，导致展开卡顿很慢

What is expected?

希望展开流畅

What is actually happening?

ant-design-vue版本从v2升级到v3，再到v4，height虚拟滚动也用了，还是展开很慢，如何优化

[KTBOY]

可以使用IntersectionObserver监听当前可以展示tree节点，避免一次性展开tree节点

[github-actions]

This issue is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days

[github-actions]

This issue has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.