From 303b9b6fea11e487d6ca291657e7dea32b242037 Mon Sep 17 00:00:00 2001
From: hujianming <hujianming@tenvee.com>
Date: Wed, 15 Apr 2020 16:51:45 +0800
Subject: [PATCH 1/2] no need to do event.preventDefault when not use
 fixedColunms

---
 src/Table.tsx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/Table.tsx b/src/Table.tsx
index b88b2b308..8dbab5b8c 100644
--- a/src/Table.tsx
+++ b/src/Table.tsx
@@ -410,11 +410,13 @@ class Table<ValueType> extends React.Component<TableProps<ValueType>, TableState
 
   handleWheel: React.WheelEventHandler<HTMLDivElement> = event => {
     const { scroll = {} } = this.props;
-    if (window.navigator.userAgent.match(/Trident\/7\./) && scroll.y) {
+    const { bodyTable, fixedColumnsBodyLeft, fixedColumnsBodyRight } = this;
+
+    if (window.navigator.userAgent.match(/Trident\/7\./) && scroll.y && (fixedColumnsBodyLeft || fixedColumnsBodyRight)) {
+      // https://github.com/ant-design/ant-design/issues/22341
       event.preventDefault();
       const wd = event.deltaY;
       const { target } = event;
-      const { bodyTable, fixedColumnsBodyLeft, fixedColumnsBodyRight } = this;
       let scrollTop = 0;
 
       if (this.lastScrollTop) {

From 97f40395ce0fa5a30f7b64920be950d53492d135 Mon Sep 17 00:00:00 2001
From: hujianming <hujianming@tenvee.com>
Date: Thu, 23 Apr 2020 10:06:38 +0800
Subject: [PATCH 2/2] no need to do event.preventDefault when not use
 fixedColumns

---
 src/Table.tsx | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/Table.tsx b/src/Table.tsx
index 8dbab5b8c..d5f2cad8d 100644
--- a/src/Table.tsx
+++ b/src/Table.tsx
@@ -410,13 +410,10 @@ class Table<ValueType> extends React.Component<TableProps<ValueType>, TableState
 
   handleWheel: React.WheelEventHandler<HTMLDivElement> = event => {
     const { scroll = {} } = this.props;
-    const { bodyTable, fixedColumnsBodyLeft, fixedColumnsBodyRight } = this;
-
-    if (window.navigator.userAgent.match(/Trident\/7\./) && scroll.y && (fixedColumnsBodyLeft || fixedColumnsBodyRight)) {
-      // https://github.com/ant-design/ant-design/issues/22341
-      event.preventDefault();
+    if (window.navigator.userAgent.match(/Trident\/7\./) && scroll.y) {
       const wd = event.deltaY;
       const { target } = event;
+      const { bodyTable, fixedColumnsBodyLeft, fixedColumnsBodyRight } = this;
       let scrollTop = 0;
 
       if (this.lastScrollTop) {
@@ -426,12 +423,16 @@ class Table<ValueType> extends React.Component<TableProps<ValueType>, TableState
       }
 
       if (fixedColumnsBodyLeft && target !== fixedColumnsBodyLeft) {
+        event.preventDefault();
         fixedColumnsBodyLeft.scrollTop = scrollTop;
       }
       if (fixedColumnsBodyRight && target !== fixedColumnsBodyRight) {
+        event.preventDefault();
         fixedColumnsBodyRight.scrollTop = scrollTop;
       }
       if (bodyTable && target !== bodyTable) {
+        // https://github.com/ant-design/ant-design/issues/22341
+        event.preventDefault();
         bodyTable.scrollTop = scrollTop;
       }
     }