7 files changed, 49 insertions, 0 deletions
diff --git a/sc/inc/document.hxx b/sc/inc/document.hxx
index 69e6f5bd9586..272d2eb1b3a0 100644
--- a/sc/inc/document.hxx
+++ b/sc/inc/document.hxx
@@ -596,6 +596,7 @@ public:
     SC_DLLPUBLIC void           SetVisibleTab(SCTAB nTab)   { nVisibleTab = nTab; }
 
     SC_DLLPUBLIC bool HasTable( SCTAB nTab ) const;
+    SC_DLLPUBLIC bool GetHashCode( SCTAB nTab, sal_Int64& rHashCode) const;
     SC_DLLPUBLIC bool GetName( SCTAB nTab, OUString& rName ) const;
     SC_DLLPUBLIC bool GetCodeName( SCTAB nTab, OUString& rName ) const;
     SC_DLLPUBLIC bool SetCodeName( SCTAB nTab, const OUString& rName );
diff --git a/sc/inc/docuno.hxx b/sc/inc/docuno.hxx
index 09fd69c670c0..6eb32920307c 100644
--- a/sc/inc/docuno.hxx
+++ b/sc/inc/docuno.hxx
@@ -392,6 +392,9 @@ public:
     /// @see vcl::ITiledRenderable::getPartName().
     virtual OUString getPartName(int nPart) SAL_OVERRIDE;
 
+    /// @see vcl::ITiledRenderable::getPartHash().
+    virtual OUString getPartHash( int nPart ) SAL_OVERRIDE;
+
     /// @see vcl::ITiledRenderable::initializeForTiledRendering().
     virtual void initializeForTiledRendering(const css::uno::Sequence<css::beans::PropertyValue>& rArguments) SAL_OVERRIDE;
 
diff --git a/sc/inc/table.hxx b/sc/inc/table.hxx
index 7454188f04a7..a912bea5db71 100644
--- a/sc/inc/table.hxx
+++ b/sc/inc/table.hxx
@@ -292,6 +292,8 @@ public:
     void        SetLink( sal_uInt8 nMode, const OUString& rDoc, const OUString& rFlt,
                         const OUString& rOpt, const OUString& rTab, sal_uLong nRefreshDelay );
 
+    sal_Int64   GetHashCode () const;
+
     void        GetName( OUString& rName ) const;
     void        SetName( const OUString& rNewName );
 
diff --git a/sc/qa/unit/tiledrendering/tiledrendering.cxx b/sc/qa/unit/tiledrendering/tiledrendering.cxx
index 52d6af174c24..4f33ffb67ce0 100644
--- a/sc/qa/unit/tiledrendering/tiledrendering.cxx
+++ b/sc/qa/unit/tiledrendering/tiledrendering.cxx
@@ -54,12 +54,14 @@ public:
 #if !defined(WNT) && !defined(MACOSX)
     void testRowColumnSelections();
     void testSortAscendingDescending();
+    void testPartHash();
 #endif
 
     CPPUNIT_TEST_SUITE(ScTiledRenderingTest);
 #if !defined(WNT) && !defined(MACOSX)
     CPPUNIT_TEST(testRowColumnSelections);
     CPPUNIT_TEST(testSortAscendingDescending);
+    CPPUNIT_TEST(testPartHash);
 #endif
     CPPUNIT_TEST_SUITE_END();
 
@@ -257,6 +259,22 @@ void ScTiledRenderingTest::testSortAscendingDescending()
     comphelper::LibreOfficeKit::setActive(false);
 }
 
+void ScTiledRenderingTest::testPartHash()
+{
+    comphelper::LibreOfficeKit::setActive();
+    ScModelObj* pModelObj = createDoc("sort-range.ods");
+
+    int nParts = pModelObj->getParts();
+    for (int it = 0; it < nParts; it++)
+    {
+        CPPUNIT_ASSERT(!pModelObj->getPartHash(it).isEmpty());
+    }
+
+    // check part that it does not exists
+    CPPUNIT_ASSERT(pModelObj->getPartHash(100).isEmpty());
+    comphelper::LibreOfficeKit::setActive(false);
+}
+
 #endif
 
 CPPUNIT_TEST_SUITE_REGISTRATION(ScTiledRenderingTest);
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