From 3e79a95fc19e8e83bc5c87168003e0fbedfa82d1 Mon Sep 17 00:00:00 2001
From: wp_xxyyzz <wp_xxyyzz@8e941d3f-bd1b-0410-a28a-d453659cc2b4>
Date: Sat, 11 Aug 2018 12:44:52 +0000
Subject: [PATCH] fpspreadsheet: Fix detection of underlined and strike-through
 font in xlsx files not written by Excel.

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@6595 8e941d3f-bd1b-0410-a28a-d453659cc2b4
---
 components/fpspreadsheet/source/common/xlsxooxml.pas | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/fpspreadsheet/source/common/xlsxooxml.pas b/components/fpspreadsheet/source/common/xlsxooxml.pas
index 684768a28..8dc6562cc 100644
--- a/components/fpspreadsheet/source/common/xlsxooxml.pas
+++ b/components/fpspreadsheet/source/common/xlsxooxml.pas
@@ -1517,14 +1517,14 @@ begin
     if nodename = 'u' then
     begin
       s := GetAttrValue(node, 'val');
-      if (s = '') or StrIsTrue(s) then  // if GetAttrValue(node, 'val') <> 'false' then
+      if not StrIsFalse(s) then   // can have many values, not just booleans
         fntStyles := fntStyles+ [fssUnderline]
     end
     else
     if nodename = 'strike' then
     begin
       s := GetAttrValue(node, 'val');
-      if (s = '') or StrIsTrue(s) then // if GetAttrValue(node, 'val') <> 'false' then
+      if not StrIsFalse(s) then  // can have several values, not just booleans
         fntStyles := fntStyles + [fssStrikeout];
     end
     else