From eeb9683924b17759af84e258fb617f466a862a52 Mon Sep 17 00:00:00 2001
From: Debao Zhang <hello@debao.me>
Date: Sat, 15 Nov 2014 23:21:07 +0800
Subject: [PATCH] Fix issue #65 :Don't give warning when empty format exists in
 style table

---
 src/xlsx/xlsxworksheet.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/xlsx/xlsxworksheet.cpp b/src/xlsx/xlsxworksheet.cpp
index a3fef12..8311dd3 100755
--- a/src/xlsx/xlsxworksheet.cpp
+++ b/src/xlsx/xlsxworksheet.cpp
@@ -1953,8 +1953,9 @@ void WorksheetPrivate::loadXmlSheetData(QXmlStreamReader &reader)
                 if (attributes.hasAttribute(QLatin1String("s"))) { //"s" == style index
                     int idx = attributes.value(QLatin1String("s")).toString().toInt();
                     format = workbook->styles()->xfFormat(idx);
-                    if (!format.isValid())
-                        qDebug()<<QStringLiteral("<c s=\"%1\">Invalid style index: ").arg(idx)<<idx;
+                    ////Empty format exists in styles xf table of real .xlsx files, see issue #65.
+                    //if (!format.isValid())
+                    //    qDebug()<<QStringLiteral("<c s=\"%1\">Invalid style index: ").arg(idx)<<idx;
                 }
 
                 Cell::CellType cellType = Cell::NumberType;