From 93beb9fabd151a933d9f85c5888323a822022756 Mon Sep 17 00:00:00 2001
From: "Zheng, Lei" <realthunder.dev@gmail.com>
Date: Thu, 26 Dec 2019 18:52:46 +0800
Subject: [PATCH] Spreadsheet: preserve component reference in cell

---
 src/Mod/Spreadsheet/App/Cell.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Mod/Spreadsheet/App/Cell.cpp b/src/Mod/Spreadsheet/App/Cell.cpp
index f58fbb89c6..0b23d6eb83 100644
--- a/src/Mod/Spreadsheet/App/Cell.cpp
+++ b/src/Mod/Spreadsheet/App/Cell.cpp
@@ -247,7 +247,10 @@ const App::Expression *Cell::getExpression(bool withFormat) const
 bool Cell::getStringContent(std::string & s, bool persistent) const
 {
     if (expression) {
-        if (freecad_dynamic_cast<App::StringExpression>(expression.get())) {
+        s.clear();
+        if(expression->hasComponent())
+            s = "=" + expression->toString(persistent);
+        else if (freecad_dynamic_cast<App::StringExpression>(expression.get())) {
             s = static_cast<App::StringExpression*>(expression.get())->getText();
             char * end;
             errno = 0;