From dcf44bce2e273c6de473d5779567732c5a2841be Mon Sep 17 00:00:00 2001
From: phphe <phphe@outlook.com>
Date: Thu, 7 Mar 2024 22:11:05 +0800
Subject: [PATCH] fix: ignore display none or position absolute fixed when
 compute avg item size

---
 lib/VirtualList.tsx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/VirtualList.tsx b/lib/VirtualList.tsx
index 5eed19b..71f6b26 100644
--- a/lib/VirtualList.tsx
+++ b/lib/VirtualList.tsx
@@ -149,6 +149,12 @@ export const VirtualList = forwardRef(function <ITEM>(
           continue
         }
         const style = getComputedStyle(el)
+        if (style.display === 'none') {
+          continue
+        }
+        if (style.position !== 'static' && style.position !== 'relative') {
+          continue
+        }
         totalHeight += (el as HTMLElement).offsetHeight + parseFloat(style.marginTop) + parseFloat(style.marginBottom) + gap
         count++
       }