From b3d5c3750497fef470979096a8e3f378ff3af298 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BA=8C=E8=B4=A7=E7=88=B1=E5=90=83=E7=99=BD=E8=90=9D?=
 =?UTF-8?q?=E5=8D=9C?= <smith3816@gmail.com>
Date: Wed, 8 Jan 2025 17:22:16 +0800
Subject: [PATCH] fix: virtual scroll ref (#1217)

* fix: virtual scroll ref

* Update Sticky.spec.jsx
---
 package.json            |  2 +-
 src/stickyScrollBar.tsx |  2 +-
 src/utils/offsetUtil.ts | 20 ++++++++++++++++++++
 3 files changed, 22 insertions(+), 2 deletions(-)
 create mode 100644 src/utils/offsetUtil.ts

diff --git a/package.json b/package.json
index c92cb73f..3d992f38 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "@rc-component/context": "^1.4.0",
     "classnames": "^2.2.5",
     "rc-resize-observer": "^1.1.0",
-    "rc-util": "^5.41.0",
+    "rc-util": "^5.44.3",
     "rc-virtual-list": "^3.14.2"
   },
   "devDependencies": {
diff --git a/src/stickyScrollBar.tsx b/src/stickyScrollBar.tsx
index 759d1722..071e6849 100644
--- a/src/stickyScrollBar.tsx
+++ b/src/stickyScrollBar.tsx
@@ -1,12 +1,12 @@
 import { useContext } from '@rc-component/context';
 import classNames from 'classnames';
 import addEventListener from 'rc-util/lib/Dom/addEventListener';
-import { getOffset } from 'rc-util/lib/Dom/css';
 import getScrollBarSize from 'rc-util/lib/getScrollBarSize';
 import * as React from 'react';
 import TableContext from './context/TableContext';
 import { useLayoutState } from './hooks/useFrame';
 import raf from 'rc-util/lib/raf';
+import { getOffset } from './utils/offsetUtil';
 
 interface StickyScrollBarProps {
   scrollBodyRef: React.RefObject<HTMLDivElement>;
diff --git a/src/utils/offsetUtil.ts b/src/utils/offsetUtil.ts
new file mode 100644
index 00000000..ffc0de17
--- /dev/null
+++ b/src/utils/offsetUtil.ts
@@ -0,0 +1,20 @@
+import { getDOM } from 'rc-util/lib/Dom/findDOMNode';
+
+// Copy from `rc-util/Dom/css.js`
+export function getOffset(node: HTMLElement | Window) {
+  const element = getDOM(node);
+  const box = element.getBoundingClientRect();
+  const docElem = document.documentElement;
+
+  // < ie8 not support win.pageXOffset, use docElem.scrollLeft instead
+  return {
+    left:
+      box.left +
+      (window.pageXOffset || docElem.scrollLeft) -
+      (docElem.clientLeft || document.body.clientLeft || 0),
+    top:
+      box.top +
+      (window.pageYOffset || docElem.scrollTop) -
+      (docElem.clientTop || document.body.clientTop || 0),
+  };
+}