From be165c52f60d9c448c7f541e9ac24d440260b6e4 Mon Sep 17 00:00:00 2001
From: dramosv90 <dariel.ramos.dv@gmail.com>
Date: Wed, 29 May 2019 10:27:44 -0400
Subject: [PATCH] Adding Fixed Header

---
 src/Spout/Writer/XLSX/Internal/Worksheet.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Spout/Writer/XLSX/Internal/Worksheet.php b/src/Spout/Writer/XLSX/Internal/Worksheet.php
index 392371d..2fc28e5 100644
--- a/src/Spout/Writer/XLSX/Internal/Worksheet.php
+++ b/src/Spout/Writer/XLSX/Internal/Worksheet.php
@@ -28,6 +28,15 @@ class Worksheet implements WorksheetInterface
     const SHEET_XML_FILE_HEADER = <<<EOD
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <worksheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">
+EOD;
+
+    const SHEET_VIEW_XML_DATA = <<<'EOD'
+<sheetViews>
+    <sheetView workbookViewId="0" tabSelected="1">
+        <pane state="frozen" activePane="bottomLeft" topLeftCell="A2" ySplit="1"/>
+        <selection sqref="A1:XFD1" pane="bottomLeft"/>
+    </sheetView>
+</sheetViews>
 EOD;
 
     /** @var \Box\Spout\Writer\Common\Sheet The "external" sheet */
@@ -110,6 +119,7 @@ EOD;
             }
         }
 
+        fwrite($this->sheetFilePointer, self::SHEET_VIEW_XML_DATA);
         fwrite($this->sheetFilePointer, '<sheetData>');
     }