From 380aad3fae9baa10dc41709034c0d41af532628a Mon Sep 17 00:00:00 2001
From: lijiarao <lijiarao@syxysoft.com>
Date: Mon, 14 Oct 2024 15:03:11 +0800
Subject: [PATCH] =?UTF-8?q?update=20=E5=AF=BC=E5=87=BA=E6=96=87=E4=BB=B6?=
 =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=AF=86=E7=BA=A7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../config/JeroCustomExcelExportStyler.java   | 33 +++++++++++++++++++
 .../base/controller/JeroController.java       | 10 ++++--
 2 files changed, 40 insertions(+), 3 deletions(-)
 create mode 100644 laws-base/laws-base-core/src/main/java/com/jero/common/system/base/config/JeroCustomExcelExportStyler.java

diff --git a/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/config/JeroCustomExcelExportStyler.java b/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/config/JeroCustomExcelExportStyler.java
new file mode 100644
index 00000000..06c7f79f
--- /dev/null
+++ b/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/config/JeroCustomExcelExportStyler.java
@@ -0,0 +1,33 @@
+package com.jero.common.system.base.config;
+
+import org.apache.poi.hssf.usermodel.HSSFCellStyle;
+import org.apache.poi.hssf.usermodel.HSSFFont;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.apache.poi.ss.usermodel.HorizontalAlignment;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.jeecgframework.poi.excel.export.styler.ExcelExportStylerDefaultImpl;
+
+/**
+ * 自定义excel导出格式,让标题左对齐
+ */
+public class JeroCustomExcelExportStyler extends ExcelExportStylerDefaultImpl {
+
+    public JeroCustomExcelExportStyler(Workbook workbook) {
+        super(workbook);
+    }
+
+    // 设置标题的左对齐样式
+    @Override
+    public HSSFCellStyle getHeaderStyle(short color) {
+        HSSFCellStyle headerStyle = (HSSFCellStyle) super.getHeaderStyle(color); // 确保 getHeaderStyle 返回的是 HSSFCellStyle
+        headerStyle.setAlignment(HorizontalAlignment.LEFT); // 左对齐
+        // 将 workbook 转换为 HSSFWorkbook，以便创建 HSSFFont
+        if (workbook instanceof HSSFWorkbook) {
+            HSSFWorkbook hssfWorkbook = (HSSFWorkbook) workbook;
+            HSSFFont font = hssfWorkbook.createFont(); // 创建 HSSFFont
+            font.setFontHeightInPoints((short) 10); // 设置字体大小为10
+            headerStyle.setFont(font); // 将字体设置到样式中
+        }
+        return headerStyle;
+    }
+}
diff --git a/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java b/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java
index f4026397..8965c29d 100644
--- a/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java
+++ b/laws-base/laws-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java
@@ -6,6 +6,7 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.jero.common.api.vo.Result;
 import com.jero.common.exception.JeroBootException;
+import com.jero.common.system.base.config.JeroCustomExcelExportStyler;
 import com.jero.common.system.query.QueryGenerator;
 import com.jero.common.system.vo.LoginUser;
 import com.jero.common.util.oConvertUtils;
@@ -99,12 +100,15 @@ public class JeroController<T, S extends IService<T>> {
         // Step.3 AutoPoi 导出Excel
         ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
         //此处设置的filename无效 ,前端会重更新设置一下
+
         mv.addObject(NormalExcelConstants.FILE_NAME, title);
         mv.addObject(NormalExcelConstants.CLASS, clazz);
-        ExportParams  exportParams=new ExportParams(title, title);
-        // 导出xlsx
+        ExportParams exportParams = new ExportParams();
+        exportParams.setTitle("密级：核心商密□普通商密□内部资料■外部公开□");
         exportParams.setType(ExcelType.HSSF);
-        exportParams.setImageBasePath(upLoadPath);
+        exportParams.setSheetName(title);
+        exportParams.setStyle(JeroCustomExcelExportStyler.class); // 使用自定义的样式
+        // 导出xlsx
         mv.addObject(NormalExcelConstants.PARAMS,exportParams);
         mv.addObject(NormalExcelConstants.DATA_LIST, object);
         return mv;