Resolves tdf#90757 ensure start row / end row order makes sense

... in case the header is the only row.

Change-Id: I5e6046007a8d668f9834e108aaf8af0072629fc8

sc/source/core/data/table3.cxx

@@ -1704,11 +1704,10 @@ void ScTable::Sort(
         SCROW nLastRow = 0;
         for (SCCOL nCol = rSortParam.nCol1; nCol <= rSortParam.nCol2; nCol++)
             nLastRow = std::max(nLastRow, aCol[nCol].GetLastDataPos());
-        rSortParam.nRow2 = nLastRow = std::min(nLastRow, rSortParam.nRow2);
-        SCROW nRow1 = (rSortParam.bHasHeader ?
-            rSortParam.nRow1 + 1 : rSortParam.nRow1);
+        rSortParam.nRow2 = nLastRow = std::max( std::min(nLastRow, rSortParam.nRow2), rSortParam.nRow1);
+        SCROW nRow1 = (rSortParam.bHasHeader ? rSortParam.nRow1 + 1 : rSortParam.nRow1);
         aSortParam = rSortParam;    // must be assigned before calling IsSorted()
-        if (!IsSorted(nRow1, nLastRow))
+        if (nRow1 < nLastRow && !IsSorted(nRow1, nLastRow))
         {
             if(pProgress)
                 pProgress->SetState( 0, nLastRow-nRow1 );
@@ -1737,7 +1736,7 @@ void ScTable::Sort(
         SCCOL nCol1 = (rSortParam.bHasHeader ?
             rSortParam.nCol1 + 1 : rSortParam.nCol1);
         aSortParam = rSortParam;    // must be assigned before calling IsSorted()
-        if (!IsSorted(nCol1, nLastCol))
+        if (nCol1 < nLastCol && !IsSorted(nCol1, nLastCol))
         {
             if(pProgress)
                 pProgress->SetState( 0, nLastCol-nCol1 );

sc/source/ui/docshell/dbdocfun.cxx

@@ -569,10 +569,13 @@ bool ScDBDocFunc::Sort( SCTAB nTab, const ScSortParam& rSortParam,
 
     pDBData->SetSortParam(rSortParam);
 
-    ScRange aDirtyRange(
-        aLocalParam.nCol1, nStartRow, nTab,
-        aLocalParam.nCol2, aLocalParam.nRow2, nTab);
-    rDoc.SetDirty( aDirtyRange, true );
+    if (nStartRow <= aLocalParam.nRow2)
+    {
+        ScRange aDirtyRange(
+                aLocalParam.nCol1, nStartRow, nTab,
+                aLocalParam.nCol2, aLocalParam.nRow2, nTab);
+        rDoc.SetDirty( aDirtyRange, true );
+    }
 
     if (bPaint)
     {
@@ -590,7 +593,7 @@ bool ScDBDocFunc::Sort( SCTAB nTab, const ScSortParam& rSortParam,
         rDocShell.PostPaint(ScRange(nStartX, nStartY, nTab, nEndX, nEndY, nTab), nPaint);
     }
 
-    if (!bUniformRowHeight)
+    if (!bUniformRowHeight && nStartRow <= aLocalParam.nRow2)
         rDocShell.AdjustRowHeight(nStartRow, aLocalParam.nRow2, nTab);
 
     aModificator.SetDocumentModified();