fdo#54940 - make editing relative refs more intuitive to me

Change-Id: Ib7681de7b1aad9b6dda183e3c4fa1b1010270d3f

sc/inc/rangelst.hxx

@@ -81,6 +81,7 @@ public:
     bool            Intersects( const ScRange& ) const;
     bool            In( const ScRange& ) const;
     size_t          GetCellCount() const;
+    ScAddress       GetTopLeftCorner() const;
 
     ScRange*        Remove(size_t nPos);
     void            RemoveAll();

sc/source/core/tool/rangelst.cxx

@@ -1145,6 +1145,21 @@ void ScRangeList::push_back(ScRange* p)
     maRanges.push_back(p);
 }
 
+ScAddress ScRangeList::GetTopLeftCorner() const
+{
+    if(empty())
+        return ScAddress();
+
+    ScAddress aAddr = maRanges[0]->aStart;
+    for(size_t i = 1, n = size(); i < n; ++i)
+    {
+        if(maRanges[i]->aStart < aAddr)
+            aAddr = maRanges[i]->aStart;
+    }
+
+    return aAddr;
+}
+
 // === ScRangePairList ========================================================
 
 ScRangePairList::~ScRangePairList()

sc/source/ui/condformat/condformatmgr.cxx

@@ -77,7 +77,7 @@ String ScCondFormatManagerWindow::createEntryString(const ScConditionalFormat& r
     String aStr;
     aRange.Format(aStr, SCA_VALID, mpDoc, mpDoc->GetAddressConvention());
     aStr += '\t';
-    aStr += ScCondFormatHelper::GetExpression(rFormat, mrPos);
+    aStr += ScCondFormatHelper::GetExpression(rFormat, aRange.GetTopLeftCorner());
     return aStr;
 }
 
@@ -209,7 +209,8 @@ IMPL_LINK_NOARG(ScCondFormatManagerDlg, EditBtnHdl)
     if(!pFormat)
         return 0;
 
-    ScCondFormatDlg* pDlg = new ScCondFormatDlg(this, mpDoc, pFormat, pFormat->GetRange(), maPos);
+    ScCondFormatDlg* pDlg = new ScCondFormatDlg(this, mpDoc, pFormat, pFormat->GetRange(),
+                                                pFormat->GetRange().GetTopLeftCorner());
     if(pDlg->Execute() == RET_OK)
     {
         sal_Int32 nKey = pFormat->GetKey();