3 files changed, 25 insertions, 0 deletions
diff --git a/sc/source/core/data/document.cxx b/sc/source/core/data/document.cxx
index f207610d3013..95c7ae5dca12 100644
--- a/sc/source/core/data/document.cxx
+++ b/sc/source/core/data/document.cxx
@@ -192,6 +192,19 @@ bool ScDocument::HasTable( SCTAB nTab ) const
     return false;
 }
 
+bool ScDocument::GetHashCode( SCTAB nTab, sal_Int64& rHashCode ) const
+{
+    if (ValidTab(nTab) && nTab < static_cast<SCTAB>(maTabs.size()))
+    {
+        if (maTabs[nTab])
+        {
+            rHashCode = maTabs[nTab]->GetHashCode();
+            return true;
+        }
+    }
+    return false;
+}
+
 bool ScDocument::GetName( SCTAB nTab, OUString& rName ) const
 {
     if (ValidTab(nTab) && nTab < static_cast<SCTAB>(maTabs.size()))
diff --git a/sc/source/core/data/table1.cxx b/sc/source/core/data/table1.cxx
index d93d1f4d7ed3..be738f9c5a6e 100644
--- a/sc/source/core/data/table1.cxx
+++ b/sc/source/core/data/table1.cxx
@@ -354,6 +354,11 @@ ScTable::~ScTable()
         aCol[k].PrepareBroadcastersForDestruction();
 }
 
+sal_Int64 ScTable::GetHashCode() const
+{
+    return sal::static_int_cast<sal_Int64>(reinterpret_cast<sal_IntPtr>(this));
+}
+
 void ScTable::GetName( OUString& rName ) const
 {
     rName = aName;
diff --git a/sc/source/ui/unoobj/docuno.cxx b/sc/source/ui/unoobj/docuno.cxx
index cba78bd63e70..f03768d1ec48 100644
--- a/sc/source/ui/unoobj/docuno.cxx
+++ b/sc/source/ui/unoobj/docuno.cxx
@@ -523,6 +523,13 @@ OUString ScModelObj::getPartName( int nPart )
     return sTabName;
 }
 
+OUString ScModelObj::getPartHash( int nPart )
+{
+    sal_Int64 nHashCode;
+    ScViewData* pViewData = ScDocShell::GetViewData();
+    return (pViewData->GetDocument()->GetHashCode(nPart, nHashCode) ? OUString::number(nHashCode) : OUString());
+}
+
 Size ScModelObj::getDocumentSize()
 {
     Size aSize(10, 10); // minimum size