improve performance of ScUndoInsertTables::Undo

we can now insert several sheets and then undo in nearly no time

5 files changed, 5 insertions, 4 deletions

diff --git a/sc/inc/cell.hxx b/sc/inc/cell.hxx
index 4d257e4d53f5..8384d51772d5 100644
--- a/sc/inc/cell.hxx
+++ b/sc/inc/cell.hxx
@@ -444,7 +444,7 @@ public:
 
     void            UpdateInsertTab(SCTAB nTable, SCTAB nNewSheets = 1);
     void            UpdateInsertTabAbs(SCTAB nTable);
-    sal_Bool            UpdateDeleteTab(SCTAB nTable, sal_Bool bIsMove = false);
+    sal_Bool            UpdateDeleteTab(SCTAB nTable, sal_Bool bIsMove = false, SCTAB nSheets = 1);
     void            UpdateMoveTab(SCTAB nOldPos, SCTAB nNewPos, SCTAB nTabNo);
     void            UpdateRenameTab(SCTAB nTable, const String& rName);
     sal_Bool            TestTabRefAbs(SCTAB nTable);
diff --git a/sc/inc/column.hxx b/sc/inc/column.hxx
index b2c202a93031..6ce3bed4639e 100644
--- a/sc/inc/column.hxx
+++ b/sc/inc/column.hxx
@@ -292,7 +292,7 @@ public:
                                      ScDocument* pUndoDoc = NULL );
     void        UpdateInsertTab( SCTAB nTable, SCTAB nNewSheets = 1);
     void        UpdateInsertTabOnlyCells( SCTAB nTable, SCTAB nNewSheets = 1);
-    void        UpdateDeleteTab( SCTAB nTable, bool bIsMove, ScColumn* pRefUndo = NULL );
+    void        UpdateDeleteTab( SCTAB nTable, bool bIsMove, ScColumn* pRefUndo = NULL, SCTAB nSheets = 1 );
     void        UpdateMoveTab(SCTAB nOldPos, SCTAB nNewPos, SCTAB nTabNo);
     void        UpdateCompile( bool bForceIfNameInUse = false );
     void        UpdateTranspose( const ScRange& rSource, const ScAddress& rDest,
diff --git a/sc/inc/compiler.hxx b/sc/inc/compiler.hxx
index 614051f9d5f7..1e1d81e73912 100644
--- a/sc/inc/compiler.hxx
+++ b/sc/inc/compiler.hxx
@@ -445,7 +445,7 @@ public:
                                   SCsCOL nDx, SCsROW nDy, SCsTAB nDz );
 
     ScRangeData* UpdateInsertTab(SCTAB nTable, sal_Bool bIsName, SCTAB nNewSheets = 1 );
-    ScRangeData* UpdateDeleteTab(SCTAB nTable, sal_Bool bIsMove, sal_Bool bIsName, sal_Bool& bCompile);
+    ScRangeData* UpdateDeleteTab(SCTAB nTable, sal_Bool bIsMove, sal_Bool bIsName, sal_Bool& bCompile, SCTAB nSheets = 1);
     ScRangeData* UpdateMoveTab(SCTAB nOldPos, SCTAB nNewPos, sal_Bool bIsName );
 
     bool HasModifiedRange();
diff --git a/sc/inc/document.hxx b/sc/inc/document.hxx
index abd11159cdc8..b85218cf3fe2 100644
--- a/sc/inc/document.hxx
+++ b/sc/inc/document.hxx
@@ -579,6 +579,7 @@ public:
                                 sal_Bool bExternalDocument = false );
     SC_DLLPUBLIC bool           InsertTabs( SCTAB nPos, const std::vector<rtl::OUString>& rNames,
                                 bool bExternalDocument = false, bool bNamesValid = false );
+    SC_DLLPUBLIC bool           DeleteTabs( SCTAB nTab, SCTAB nSheets, ScDocument* pRefUndoDoc = NULL );
     SC_DLLPUBLIC sal_Bool            DeleteTab( SCTAB nTab, ScDocument* pRefUndoDoc = NULL );
     SC_DLLPUBLIC sal_Bool           RenameTab( SCTAB nTab, const String& rName,
                                 sal_Bool bUpdateRef = sal_True,
diff --git a/sc/inc/table.hxx b/sc/inc/table.hxx
index 1ed9d4ccd206..4f2c8458f9d2 100644
--- a/sc/inc/table.hxx
+++ b/sc/inc/table.hxx
@@ -477,7 +477,7 @@ public:
     void        UpdateGrow( const ScRange& rArea, SCCOL nGrowX, SCROW nGrowY );
 
     void        UpdateInsertTab(SCTAB nTable, SCTAB nNewSheets = 1);
-    void        UpdateDeleteTab( SCTAB nTable, sal_Bool bIsMove, ScTable* pRefUndo = NULL );
+    void        UpdateDeleteTab( SCTAB nTable, sal_Bool bIsMove, ScTable* pRefUndo = NULL, SCTAB nSheets = 1 );
     void        UpdateMoveTab(SCTAB nOldPos, SCTAB nNewPos, SCTAB nTabNo, ScProgress& );
     void        UpdateCompile( sal_Bool bForceIfNameInUse = false );
     void        SetTabNo(SCTAB nNewTab);