Now I can pass range list to PostPaint() when appropriate.

sc/source/core/tool/rangelst.cxx

@@ -492,15 +492,20 @@ ScRange ScRangeList::Combine() const
     {
         const ScRange& r = **itr;
         SCROW nRow1 = r.aStart.Row(), nRow2 = r.aEnd.Row();
-        SCROW nCol1 = r.aStart.Col(), nCol2 = r.aEnd.Col();
+        SCCOL nCol1 = r.aStart.Col(), nCol2 = r.aEnd.Col();
+        SCTAB nTab1 = r.aStart.Tab(), nTab2 = r.aEnd.Tab();
         if (aRet.aStart.Row() > nRow1)
             aRet.aStart.SetRow(nRow1);
         if (aRet.aStart.Col() > nCol1)
             aRet.aStart.SetCol(nCol1);
+        if (aRet.aStart.Tab() > nTab1)
+            aRet.aStart.SetTab(nTab1);
         if (aRet.aEnd.Row() < nRow2)
             aRet.aEnd.SetRow(nRow2);
         if (aRet.aEnd.Col() < nCol2)
             aRet.aEnd.SetCol(nCol2);
+        if (aRet.aEnd.Tab() < nTab2)
+            aRet.aEnd.SetTab(nTab2);
     }
     return aRet;
 }

sc/source/ui/undo/undoblk.cxx

@@ -1093,7 +1093,7 @@ void ScUndoPaste::DoChange(bool bUndo)
     if ( !bUndo )                               //   draw redo after updating row heights
         RedoSdrUndoAction(mpDrawUndo);
 
-    pDocShell->PostPaint(aDrawRanges.Combine(), nPaint, nExtFlags);
+    pDocShell->PostPaint(aDrawRanges, nPaint, nExtFlags);
 
     pDocShell->PostDataChanged();
     if (pViewShell)

sc/source/ui/view/viewfun3.cxx

@@ -1819,10 +1819,7 @@ bool ScViewFunc::PasteFromClipToMultiRanges(
 
     // Refresh the range that includes all pasted ranges.  We only need to
     // refresh the current sheet.
-    ScRange aWholeRange = aRanges.Combine();
-    aWholeRange.aStart.SetTab(rViewData.GetTabNo());
-    aWholeRange.aEnd.SetTab(rViewData.GetTabNo());
-    pDocSh->PostPaint(aWholeRange, PAINT_GRID);
+    pDocSh->PostPaint(aRanges, PAINT_GRID);
 
     if (pDoc->IsUndoEnabled())
     {