From d311d56bbfb4c37899b426457ac6a46e33874f0f Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Sun, 3 Apr 2022 18:28:30 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8DExcel=E6=B3=A8=E8=A7=A3prompt?=
 =?UTF-8?q?/combo=E5=90=8C=E6=97=B6=E4=BD=BF=E7=94=A8=E4=B8=8D=E7=94=9F?=
 =?UTF-8?q?=E6=95=88=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/ruoyi/common/utils/poi/ExcelUtil.java | 53 +++++--------------
 1 file changed, 13 insertions(+), 40 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 9a837c4..e008838 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
@@ -786,17 +786,10 @@ public class ExcelUtil<T>
             // 设置列宽
             sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
         }
-        // 如果设置了提示信息则鼠标放上去提示.
-        if (StringUtils.isNotEmpty(attr.prompt()))
+        if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0)
         {
-            // 这里默认设了2-101列提示.
-            setXSSFPrompt(sheet, "", attr.prompt(), 1, 100, column, column);
-        }
-        // 如果设置了combo属性则本列只能选择不能输入
-        if (attr.combo().length > 0)
-        {
-            // 这里默认设了2-101列只能选择不能输入.
-            setXSSFValidation(sheet, attr.combo(), 1, 100, column, column);
+            // 提示信息或只能选择不能输入的列内容.
+            setPromptOrValidation(sheet, attr.combo(), attr.prompt(), 1, 100, column, column);
         }
     }
 
@@ -860,48 +853,29 @@ public class ExcelUtil<T>
     }
 
     /**
-     * 设置 POI XSSFSheet 单元格提示
+     * 设置 POI XSSFSheet 单元格提示或选择框
      * 
      * @param sheet 表单
-     * @param promptTitle 提示标题
+     * @param textlist 下拉框显示的内容
      * @param promptContent 提示内容
      * @param firstRow 开始行
      * @param endRow 结束行
      * @param firstCol 开始列
      * @param endCol 结束列
      */
-    public void setXSSFPrompt(Sheet sheet, String promptTitle, String promptContent, int firstRow, int endRow,
+    public void setPromptOrValidation(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow,
             int firstCol, int endCol)
     {
         DataValidationHelper helper = sheet.getDataValidationHelper();
-        DataValidationConstraint constraint = helper.createCustomConstraint("DD1");
+        DataValidationConstraint constraint = textlist.length > 0 ? helper.createExplicitListConstraint(textlist) : helper.createCustomConstraint("DD1");
         CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
         DataValidation dataValidation = helper.createValidation(constraint, regions);
-        dataValidation.createPromptBox(promptTitle, promptContent);
-        dataValidation.setShowPromptBox(true);
-        sheet.addValidationData(dataValidation);
-    }
-
-    /**
-     * 设置某些列的值只能输入预制的数据,显示下拉框.
-     * 
-     * @param sheet 要设置的sheet.
-     * @param textlist 下拉框显示的内容
-     * @param firstRow 开始行
-     * @param endRow 结束行
-     * @param firstCol 开始列
-     * @param endCol 结束列
-     * @return 设置好的sheet.
-     */
-    public void setXSSFValidation(Sheet sheet, String[] textlist, int firstRow, int endRow, int firstCol, int endCol)
-    {
-        DataValidationHelper helper = sheet.getDataValidationHelper();
-        // 加载下拉列表内容
-        DataValidationConstraint constraint = helper.createExplicitListConstraint(textlist);
-        // 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
-        DataValidation dataValidation = helper.createValidation(constraint, regions);
+        if (StringUtils.isNotEmpty(promptContent))
+        {
+            // 如果设置了提示信息则鼠标放上去提示
+            dataValidation.createPromptBox("", promptContent);
+            dataValidation.setShowPromptBox(true);
+        }
         // 处理Excel兼容性问题
         if (dataValidation instanceof XSSFDataValidation)
         {
@@ -912,7 +886,6 @@ public class ExcelUtil<T>
         {
             dataValidation.setSuppressDropDownArrow(false);
         }
-
         sheet.addValidationData(dataValidation);
     }