Comments (2)
ChuChencheng
commented on May 30, 2024
没有失效啊，这边我限制了渲染 30 个节点，实际 block area 子节点个数 32 个，减去头尾两个撑高度的，刚好是 30 个。
检查一下你的树组件外层的容器是不是没有给一个高度，虚拟列表计算是需要拿到 scroll area 这个 div 的 clientHeight 的。
https://codesandbox.io/p/sandbox/vue-tree-render-node-amount-yyt2v5
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xtuer
commented on May 30, 2024
没有失效啊，这边我限制了渲染 30 个节点，实际 block area 子节点个数 32 个，减去头尾两个撑高度的，刚好是 30 个。 检查一下你的树组件外层的容器是不是没有给一个高度，虚拟列表计算是需要拿到 scroll area 这个 div 的 clientHeight 的。
https://codesandbox.io/p/sandbox/vue-tree-render-node-amount-yyt2v5
问题解决，非常感谢。我直接把 vue-tree 放到最顶层容器里测试，没有设置高度，导致会渲染所有节点，设置高度后就生效了。
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