From 5ccff4e2205ee669ec4c2c2cd3f6bffce5c11c54 Mon Sep 17 00:00:00 2001
From: cenguanming <975402925@qq.com>
Date: Tue, 9 Dec 2025 11:33:14 +0800
Subject: [PATCH 1/2] fix(grid): fix columnIndex error

---
 packages/vue/src/grid/src/table/src/methods.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/vue/src/grid/src/table/src/methods.ts b/packages/vue/src/grid/src/table/src/methods.ts
index 56522b270e..badeefa15d 100644
--- a/packages/vue/src/grid/src/table/src/methods.ts
+++ b/packages/vue/src/grid/src/table/src/methods.ts
@@ -577,9 +577,8 @@ const Methods = {
     return fullDataRowMap.has(row) ? fullDataRowMap.get(row).index : -1
   },
   getColumnIndex(column) {
-    const { fullColumnMap } = this
-
-    return fullColumnMap.has(column) ? fullColumnMap.get(column).index : -1
+    const fullColumn = this.getTableColumn()?.fullColumn
+    return fullColumn ? fullColumn.indexOf(column) : -1
   },
   hasIndexColumn(column) {
     return column?.type === 'index'

From 083189e22b95d871c02677d6238a79c2db541cb0 Mon Sep 17 00:00:00 2001
From: cenguanming <975402925@qq.com>
Date: Tue, 9 Dec 2025 23:02:51 +0800
Subject: [PATCH 2/2] fix(grid): fix columnIndex error

---
 packages/renderless/src/grid/utils/common.ts   | 14 ++++++++++----
 packages/vue/src/grid/src/table/src/methods.ts |  8 +++++---
 packages/vue/src/grid/src/table/src/table.ts   |  4 +++-
 3 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/packages/renderless/src/grid/utils/common.ts b/packages/renderless/src/grid/utils/common.ts
index 23264b2edb..8ccf33908c 100644
--- a/packages/renderless/src/grid/utils/common.ts
+++ b/packages/renderless/src/grid/utils/common.ts
@@ -42,7 +42,7 @@ export const getRowid = ($table, row) => {
 }
 
 // 获取所有的列，排除分组
-export const getColumnList = (columns, options = {}, level = 0) => {
+export const getColumnList = ($table, columns, options = {}, level = 0) => {
   const result = []
 
   columns.forEach((column, index) => {
@@ -62,10 +62,16 @@ export const getColumnList = (columns, options = {}, level = 0) => {
     if (level === 0 && !options.isGroup && hasChildren) {
       options.isGroup = true
     }
+    const isLeaf = !hasChildren
+    options.columnCaches.push({
+      colid: column.id,
+      column,
+      index,
+      isLeaf,
+      columnIndex: isLeaf ? $table.markColumnIndex++ : null
+    })
 
-    options.columnCaches.push({ colid: column.id, column, index })
-
-    result.push.apply(result, hasChildren ? getColumnList(column.children, options, level + 1) : [column])
+    result.push.apply(result, hasChildren ? getColumnList($table, column.children, options, level + 1) : [column])
   })
 
   return result
diff --git a/packages/vue/src/grid/src/table/src/methods.ts b/packages/vue/src/grid/src/table/src/methods.ts
index badeefa15d..7e1d5c2ba0 100644
--- a/packages/vue/src/grid/src/table/src/methods.ts
+++ b/packages/vue/src/grid/src/table/src/methods.ts
@@ -577,8 +577,9 @@ const Methods = {
     return fullDataRowMap.has(row) ? fullDataRowMap.get(row).index : -1
   },
   getColumnIndex(column) {
-    const fullColumn = this.getTableColumn()?.fullColumn
-    return fullColumn ? fullColumn.indexOf(column) : -1
+    const { fullColumnMap } = this
+
+    return fullColumnMap.has(column) ? fullColumnMap.get(column).columnIndex : -1
   },
   hasIndexColumn(column) {
     return column?.type === 'index'
@@ -1000,7 +1001,8 @@ const Methods = {
 
     // 获取叶子列数组
     const options = { columnCaches: [] }
-    const fullColumn = getColumnList(value, options)
+    this.markColumnIndex = 0
+    const fullColumn = getColumnList(this, value, options)
 
     if (options.isGroup && options.hasFixed) {
       value.forEach((root) => repairFixed(root))
diff --git a/packages/vue/src/grid/src/table/src/table.ts b/packages/vue/src/grid/src/table/src/table.ts
index fc63a5bd32..60238e19a0 100644
--- a/packages/vue/src/grid/src/table/src/table.ts
+++ b/packages/vue/src/grid/src/table/src/table.ts
@@ -807,6 +807,7 @@ export default defineComponent({
 
     const tableListeners = getListeners(attrs, listeners)
 
+    const markColumnIndex = hooks.ref(0)
     return {
       slots,
       tableListeners,
@@ -841,7 +842,8 @@ export default defineComponent({
       columnStore,
       tiledLength,
       rawDataVersion,
-      rawData
+      rawData,
+      markColumnIndex
     }
   },
   render() {