From e07f67e536532488a6054140f5bb1da87ff7a51b Mon Sep 17 00:00:00 2001
From: cuteloli <cuteloli@tencent.com>
Date: Thu, 21 Aug 2025 10:41:28 +0800
Subject: [PATCH] fix: Positioned elements' ancestors get scrolled unexpectedly
 (#918)

---
 src/index.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/index.ts b/src/index.ts
index ff43f78f..ea9b952a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -267,6 +267,11 @@ const alignNearest = (
 }
 
 const getParentElement = (element: Node): Element | null => {
+  if (isElement(element)) {
+    const computedStyle = window.getComputedStyle(element)
+    if (computedStyle.position === 'fixed') return null
+    if (computedStyle.position === 'absolute') return (element as HTMLElement).offsetParent
+  }
   const parent = element.parentElement
   if (parent == null) {
     return (element.getRootNode() as ShadowRoot).host || null