From a5adee3c5f3daf8742520c36d6b2051dd0667b03 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Thu, 13 Nov 2025 11:35:04 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8DcomboReadDict=E5=B1=9E?=
 =?UTF-8?q?=E6=80=A7=E4=B8=8B=E5=A4=9A=E4=B8=AAsheet=E5=87=BA=E7=8E=B0?=
 =?UTF-8?q?=E7=9A=84=E6=8A=A5=E9=94=99(ICWQ8E)?=
MIME-Version: 1.0
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---
 .../com/ruoyi/common/utils/poi/ExcelUtil.java | 37 ++++++++++++++-----
 1 file changed, 28 insertions(+), 9 deletions(-)

diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index 5131908f..84737994 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -1238,18 +1238,36 @@ public class ExcelUtil<T>
     public void setXSSFValidationWithHidden(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow, int firstCol, int endCol)
     {
         String hideSheetName = "combo_" + firstCol + "_" + endCol;
-        Sheet hideSheet = wb.createSheet(hideSheetName); // 用于存储 下拉菜单数据
-        for (int i = 0; i < textlist.length; i++)
+        Sheet hideSheet = null;
+        String hideSheetDataName = hideSheetName + "_data";
+        Name name = wb.getName(hideSheetDataName);
+        if (name != null)
         {
-            hideSheet.createRow(i).createCell(0).setCellValue(textlist[i]);
+            // 名称已存在，尝试从名称的引用中找到sheet名称
+            String refersToFormula = name.getRefersToFormula();
+            if (StringUtils.isNotEmpty(refersToFormula) && refersToFormula.contains("!"))
+            {
+                String sheetNameFromFormula = refersToFormula.substring(0, refersToFormula.indexOf("!"));
+                hideSheet = wb.getSheet(sheetNameFromFormula);
+            }
         }
-        // 创建名称，可被其他单元格引用
-        Name name = wb.createName();
-        name.setNameName(hideSheetName + "_data");
-        name.setRefersToFormula(hideSheetName + "!$A$1:$A$" + textlist.length);
+
+        if (hideSheet == null)
+        {
+            hideSheet = wb.createSheet(hideSheetName); // 用于存储 下拉菜单数据
+            for (int i = 0; i < textlist.length; i++)
+            {
+                hideSheet.createRow(i).createCell(0).setCellValue(textlist[i]);
+            }
+            // 创建名称，可被其他单元格引用
+            name = wb.createName();
+            name.setNameName(hideSheetDataName);
+            name.setRefersToFormula(hideSheetName + "!$A$1:$A$" + textlist.length);
+        }
+
         DataValidationHelper helper = sheet.getDataValidationHelper();
         // 加载下拉列表内容
-        DataValidationConstraint constraint = helper.createFormulaListConstraint(hideSheetName + "_data");
+        DataValidationConstraint constraint = helper.createFormulaListConstraint(hideSheetDataName);
         // 设置数据有效性加载在哪个单元格上,四个参数分别是：起始行、终止行、起始列、终止列
         CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
         // 数据有效性对象
@@ -1656,7 +1674,8 @@ public class ExcelUtil<T>
         {
             this.sheet = wb.createSheet();
             this.createTitle();
-            wb.setSheetName(index, sheetName + index);
+            int actualIndex = wb.getSheetIndex(this.sheet);
+            wb.setSheetName(actualIndex, sheetName + index);
         }
     }