Ditto when purging broadcasters.

Change-Id: I632d617cad76485f7e1f57daa7db4d4cfa775e8b

5 files changed, 23 insertions, 40 deletions

diff --git a/sc/source/core/data/column2.cxx b/sc/source/core/data/column2.cxx
index fa603f522da0..375752c5c085 100644
--- a/sc/source/core/data/column2.cxx
+++ b/sc/source/core/data/column2.cxx
@@ -1605,9 +1605,10 @@ const SvtBroadcaster* ScColumn::GetBroadcaster(SCROW nRow) const
     return maBroadcasters.get<SvtBroadcaster*>(nRow);
 }
 
-void ScColumn::DeleteBroadcasters( SCROW nRow1, SCROW nRow2 )
+void ScColumn::DeleteBroadcasters( sc::ColumnBlockPosition& rBlockPos, SCROW nRow1, SCROW nRow2 )
 {
-    maBroadcasters.set_empty(nRow1, nRow2);
+    rBlockPos.miBroadcasterPos =
+        maBroadcasters.set_empty(rBlockPos.miBroadcasterPos, nRow1, nRow2);
 }
 
 sal_uInt16 ScColumn::GetTextWidth(SCROW nRow) const
diff --git a/sc/source/core/data/columnspanset.cxx b/sc/source/core/data/columnspanset.cxx
index ea4f7060dbc6..9b63dc75f728 100644
--- a/sc/source/core/data/columnspanset.cxx
+++ b/sc/source/core/data/columnspanset.cxx
@@ -85,43 +85,14 @@ void ColumnSpanSet::executeFromTop(Action& ac) const
             ColumnSpansType::const_iterator it = rCol.begin(), itEnd = rCol.end();
             SCROW nRow1, nRow2;
             nRow1 = it->first;
+            bool bVal = it->second;
             for (++it; it != itEnd; ++it)
             {
                 nRow2 = it->first-1;
-                bool bVal = it->second;
                 ac.execute(ScAddress(nCol, nRow1, nTab), nRow2-nRow1+1, bVal);
 
                 nRow1 = nRow2+1; // for the next iteration.
-            }
-        }
-    }
-}
-
-void ColumnSpanSet::executeFromBottom(Action& ac) const
-{
-    for (size_t nTab = 0; nTab < maDoc.size(); ++nTab)
-    {
-        if (!maDoc[nTab])
-            continue;
-
-        const TableType& rTab = *maDoc[nTab];
-        for (size_t nCol = 0; nCol < rTab.size(); ++nCol)
-        {
-            if (!rTab[nCol])
-                continue;
-
-            ac.startColumn(nTab, nCol);
-            ColumnSpansType& rCol = *rTab[nCol];
-            ColumnSpansType::const_reverse_iterator it = rCol.rbegin(), itEnd = rCol.rend();
-            SCROW nRow1, nRow2;
-            nRow2 = it->first-1;
-            for (++it; it != itEnd; ++it)
-            {
-                nRow1 = it->first;
-                bool bVal = it->second;
-                ac.execute(ScAddress(nCol, nRow1, nTab), nRow2-nRow1+1, bVal);
-
-                nRow2 = nRow1-1; // for the next iteration.
+                bVal = it->second;
             }
         }
     }
diff --git a/sc/source/core/data/document.cxx b/sc/source/core/data/document.cxx
index f74a946bd504..901476e70a6d 100644
--- a/sc/source/core/data/document.cxx
+++ b/sc/source/core/data/document.cxx
@@ -2241,20 +2241,20 @@ SvtBroadcaster* ScDocument::GetBroadcaster( const ScAddress& rPos )
 
 const SvtBroadcaster* ScDocument::GetBroadcaster( const ScAddress& rPos ) const
 {
-    ScTable* pTab = FetchTable(rPos.Tab());
+    const ScTable* pTab = FetchTable(rPos.Tab());
     if (!pTab)
         return NULL;
 
     return pTab->GetBroadcaster(rPos.Col(), rPos.Row());
 }
 
-void ScDocument::DeleteBroadcasters( const ScAddress& rTopPos, SCROW nLength )
+void ScDocument::DeleteBroadcasters( sc::ColumnBlockPosition& rBlockPos, const ScAddress& rTopPos, SCROW nLength )
 {
     ScTable* pTab = FetchTable(rTopPos.Tab());
     if (!pTab || nLength <= 0)
         return;
 
-    pTab->DeleteBroadcasters(rTopPos.Col(), rTopPos.Row(), rTopPos.Row()+nLength-1);
+    pTab->DeleteBroadcasters(rBlockPos, rTopPos.Col(), rTopPos.Row(), rTopPos.Row()+nLength-1);
 }
 
 bool ScDocument::TableExists( SCTAB nTab ) const
diff --git a/sc/source/core/data/listenercontext.cxx b/sc/source/core/data/listenercontext.cxx
index f53f1bcae771..1f4c995c25ea 100644
--- a/sc/source/core/data/listenercontext.cxx
+++ b/sc/source/core/data/listenercontext.cxx
@@ -17,12 +17,22 @@ namespace {
 class PurgeAction : public ColumnSpanSet::Action
 {
     ScDocument& mrDoc;
+    sc::ColumnBlockPosition maBlockPos;
+
 public:
     PurgeAction(ScDocument& rDoc) : mrDoc(rDoc) {}
+
+    virtual void startColumn(SCTAB nTab, SCCOL nCol)
+    {
+        mrDoc.InitColumnBlockPosition(maBlockPos, nTab, nCol);
+    }
+
     virtual void execute(const ScAddress& rPos, SCROW nLength, bool bVal)
     {
         if (bVal)
-            mrDoc.DeleteBroadcasters(rPos, nLength);
+        {
+            mrDoc.DeleteBroadcasters(maBlockPos, rPos, nLength);
+        }
     };
 };
 
@@ -60,7 +70,7 @@ void EndListeningContext::addEmptyBroadcasterPosition(SCTAB nTab, SCCOL nCol, SC
 void EndListeningContext::purgeEmptyBroadcasters()
 {
     PurgeAction aAction(mrDoc);
-    maSet.executeFromBottom(aAction);
+    maSet.executeFromTop(aAction);
 }
 
 }
diff --git a/sc/source/core/data/table1.cxx b/sc/source/core/data/table1.cxx
index d1654a6d6ffc..9c380c812754 100644
--- a/sc/source/core/data/table1.cxx
+++ b/sc/source/core/data/table1.cxx
@@ -2177,12 +2177,13 @@ SvtBroadcaster* ScTable::GetBroadcaster( SCCOL nCol, SCROW nRow )
     return aCol[nCol].GetBroadcaster(nRow);
 }
 
-void ScTable::DeleteBroadcasters( SCCOL nCol, SCROW nRow1, SCROW nRow2 )
+void ScTable::DeleteBroadcasters(
+    sc::ColumnBlockPosition& rBlockPos, SCCOL nCol, SCROW nRow1, SCROW nRow2 )
 {
     if (!ValidCol(nCol))
         return;
 
-    aCol[nCol].DeleteBroadcasters(nRow1, nRow2);
+    aCol[nCol].DeleteBroadcasters(rBlockPos, nRow1, nRow2);
 }
 
 const SvtBroadcaster* ScTable::GetBroadcaster( SCCOL nCol, SCROW nRow ) const