More on correctly formatting grouped values.

sc/inc/dptabdat.hxx

@@ -128,6 +128,7 @@ public:
     ScDPTableData(ScDocument* pDoc);
     virtual     ~ScDPTableData();
 
+    rtl::OUString GetFormattedString(const ScDPItemData& rItem) const;
     rtl::OUString GetFormattedString(long nDim, const ScDPItemData& rItem) const;
 
     long        GetDatePart( long nDateVal, long nHierarchy, long nLevel );

sc/inc/dptablecache.hxx

@@ -130,6 +130,7 @@ public:
 
     SCROW GetIdByItemData(long nDim, const rtl::OUString& sItemData) const;
     SCROW GetIdByItemData(long nDim, const ScDPItemData& rItem) const;
+    rtl::OUString GetFormattedString(const ScDPItemData& rItem) const;
     rtl::OUString GetFormattedString(long nDim, const ScDPItemData& rItem) const;
     void AppendGroupField();
     void ResetGroupItems(long nDim);

sc/source/core/data/dpitemdata.cxx

@@ -279,12 +279,14 @@ rtl::OUString ScDPItemData::GetString() const
             return *mpString;
         case Value:
             return rtl::OUString::valueOf(mfValue);
+        case GroupValue:
+            return rtl::OUString::createFromAscii("fail");
+        case Empty:
         default:
             ;
     }
 
-    // TODO: Generate appropriate string.
-    return rtl::OUString::createFromAscii("fail");
+    return rtl::OUString();
 }
 
 double ScDPItemData::GetValue() const

sc/source/core/data/dptabdat.cxx

@@ -73,6 +73,12 @@ ScDPTableData::~ScDPTableData()
 {
 }
 
+rtl::OUString ScDPTableData::GetFormattedString(const ScDPItemData& rItem) const
+{
+    const ScDPCache* pCache = GetCacheTable().getCache();
+    return pCache->GetFormattedString(rItem);
+}
+
 rtl::OUString ScDPTableData::GetFormattedString(long nDim, const ScDPItemData& rItem) const
 {
     const ScDPCache* pCache = GetCacheTable().getCache();

sc/source/core/data/dptablecache.cxx

@@ -712,14 +712,14 @@ namespace {
 
 typedef boost::unordered_set<rtl::OUString, rtl::OUStringHash> LabelSet;
 
-class InsertLabel : public std::unary_function<ScDPItemData, void>
+class InsertLabel : public std::unary_function<rtl::OUString, void>
 {
     LabelSet& mrNames;
 public:
     InsertLabel(LabelSet& rNames) : mrNames(rNames) {}
-    void operator() (const ScDPItemData& r)
+    void operator() (const rtl::OUString& r)
     {
-        mrNames.insert(r.GetString());
+        mrNames.insert(r);
     }
 };
 
@@ -1018,7 +1018,7 @@ SCROW ScDPCache::GetIdByItemData(long nDim, const ScDPItemData& rItem) const
     return -1;
 }
 
-rtl::OUString ScDPCache::GetFormattedString(long nDim, const ScDPItemData& rItem) const
+rtl::OUString ScDPCache::GetFormattedString(const ScDPItemData& rItem) const
 {
     if (rItem.GetType() == ScDPItemData::GroupValue)
     {
@@ -1027,19 +1027,26 @@ rtl::OUString ScDPCache::GetFormattedString(long nDim, const ScDPItemData& rItem
             aAttr.mnGroupType, aAttr.mnValue, mpDoc->GetFormatTable());
     }
 
-    if (!rItem.IsValue())
-        return rItem.GetString();
+    return rItem.GetString();
+}
 
-    sal_uLong nNumFormat = GetNumberFormat(nDim);
-    SvNumberFormatter* pFormatter = mpDoc->GetFormatTable();
-    if (pFormatter)
+rtl::OUString ScDPCache::GetFormattedString(long nDim, const ScDPItemData& rItem) const
+{
+    if (rItem.IsValue())
     {
-        Color* pColor = NULL;
-        String aStr;
-        pFormatter->GetOutputString(rItem.GetValue(), nNumFormat, aStr, &pColor);
-        return aStr;
+        // Format value using the stored number format.
+        sal_uLong nNumFormat = GetNumberFormat(nDim);
+        SvNumberFormatter* pFormatter = mpDoc->GetFormatTable();
+        if (pFormatter)
+        {
+            Color* pColor = NULL;
+            String aStr;
+            pFormatter->GetOutputString(rItem.GetValue(), nNumFormat, aStr, &pColor);
+            return aStr;
+        }
     }
-    return rtl::OUString::createFromAscii("fail again");
+
+    return GetFormattedString(rItem);
 }
 
 void ScDPCache::AppendGroupField()
@@ -1066,6 +1073,9 @@ void ScDPCache::ResetGroupItems(long nDim)
 
 SCROW ScDPCache::SetGroupItem(long nDim, const ScDPItemData& rData)
 {
+    if (nDim < 0)
+        return -1;
+
     long nSourceCount = static_cast<long>(maFields.size());
     if (nDim < nSourceCount)
     {

sc/source/core/data/dptabres.cxx

@@ -1439,7 +1439,7 @@ void ScDPResultMember::FillMemberResults( uno::Sequence<sheet::MemberResult>* pS
             aName = pResultData->GetSource()->GetData()->GetFormattedString(nDim, aItemData);
         }
         else
-            aName = aItemData.GetString();
+            aName = pResultData->GetSource()->GetData()->GetFormattedString(aItemData);
 
         ScDPItemData::Type eType = aItemData.GetType();
         bIsNumeric = eType == ScDPItemData::Value || ScDPItemData::GroupValue;

sc/source/core/data/dptabsrc.cxx

@@ -2627,12 +2627,12 @@ const OUString* ScDPMember::GetLayoutName() const
 
 rtl::OUString ScDPMember::GetNameStr() const
 {
-      return GetItemData().GetString();
+    return pSource->GetData()->GetFormattedString(GetItemData());
 }
 
 ::rtl::OUString SAL_CALL ScDPMember::getName() throw(uno::RuntimeException)
 {
-      return GetItemData().GetString();
+    return GetNameStr();
 }
 
 void SAL_CALL ScDPMember::setName( const ::rtl::OUString& /* rNewName */ ) throw(uno::RuntimeException)
@@ -2724,7 +2724,7 @@ const ScDPCache* ScDPSource::GetCache()
 
 const ScDPItemData& ScDPMember::GetItemData() const
 {
-    return *pSource->GetItemDataById( (SCCOL)nDim, mnDataId );//ms-cache-core
+    return *pSource->GetItemDataById(nDim, mnDataId);
 }
 
 const ScDPItemData* ScDPSource::GetItemDataById(long nDim, long nId)