From a80ccb945160526b97402dde3016741d2bafafc3 Mon Sep 17 00:00:00 2001
From: Eivind Kvedalen <eivind@kvedalen.name>
Date: Wed, 7 Oct 2015 22:01:37 +0200
Subject: [PATCH] Spreadsheet: Renaming an alias will now traverse the document
 and update expressions referencing it.

---
 src/Mod/Spreadsheet/App/PropertySheet.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/Mod/Spreadsheet/App/PropertySheet.cpp b/src/Mod/Spreadsheet/App/PropertySheet.cpp
index 5056fa5f1..352ce8108 100644
--- a/src/Mod/Spreadsheet/App/PropertySheet.cpp
+++ b/src/Mod/Spreadsheet/App/PropertySheet.cpp
@@ -449,6 +449,15 @@ void PropertySheet::setAlias(CellAddress address, const std::string &alias)
         owner->aliasRemoved(address, oldAlias);
 
     cell->setAlias(alias);
+
+    if (oldAlias.size() > 0) {
+        std::map<App::ObjectIdentifier, App::ObjectIdentifier> m;
+
+        m[App::ObjectIdentifier(owner, oldAlias)] = App::ObjectIdentifier(owner, alias);
+
+        owner->getDocument()->renameObjectIdentifiers(m);
+    }
+
 }
 
 void PropertySheet::setComputedUnit(CellAddress address, const Base::Unit &unit)