tdf#124103 count non-sequentially selected rows or columns in statusbar

Count non-sequential cells if either rows or columns remain the same and are
sequential.

Examples:
A1, A2, A4 -> 3 rows, 1 column
A1, A2, A4, B4 -> do not show any count (as before)
A1, B1, D1 -> 1 row, 3 columns
A1, B1, D1, D2 -> do not show any count (as before)

Change-Id: Ib8f20d560e4dc4a2b673c6e0962397563d803519
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/125979
Tested-by: Jenkins
Reviewed-by: Eike Rathke <erack@redhat.com>
(cherry picked from commit 6382f51d2a4d9a3ec8eef2471467ab0dbf7a8294)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/126142
diff --git a/sc/source/ui/view/cellsh.cxx b/sc/source/ui/view/cellsh.cxx
index a1ee1bb..4f542fe 100644
--- a/sc/source/ui/view/cellsh.cxx
+++ b/sc/source/ui/view/cellsh.cxx
@@ -765,26 +765,64 @@ void ScCellShell::GetState(SfxItemSet &rSet)

            case SID_ROWCOL_SELCOUNT:
                {
                    ScRange aMarkRange;
                    GetViewData().GetSimpleArea( aMarkRange );
                    SCCOL nCol1, nCol2;
                    SCROW nRow1, nRow2;
                    nCol1 = aMarkRange.aStart.Col();
                    nRow1 = aMarkRange.aStart.Row();
                    nCol2 = aMarkRange.aEnd.Col();
                    nRow2 = aMarkRange.aEnd.Row();
                    if( nCol2 != nCol1 || nRow1 != nRow2 )
                    ScRangeListRef aMarkRanges;
                    GetViewData().GetMultiArea(aMarkRanges);
                    SCCOL nCol1 = aMarkRanges->front().aStart.Col();
                    SCROW nRow1 = aMarkRanges->front().aStart.Row();
                    SCCOL nCol2 = aMarkRanges->front().aEnd.Col();
                    SCROW nRow2 = aMarkRanges->front().aEnd.Row();
                    size_t nRanges = aMarkRanges->size();

                    if ((nRanges == 1 && (nCol2 != nCol1 || nRow1 != nRow2)) || nRanges > 1)
                    {
                        const auto nRows
                            = rDoc.CountNonFilteredRows(nRow1, nRow2, aMarkRange.aStart.Tab());
                        const auto nCols = nCol2 - nCol1 + 1;
                        const LocaleDataWrapper& rLocaleData = Application::GetSettings().GetUILocaleDataWrapper();
                        OUString aRowArg = ScResId(STR_SELCOUNT_ROWARG, nRows).replaceAll("$1", rLocaleData.getNum(nRows, 0));
                        OUString aColArg = ScResId(STR_SELCOUNT_COLARG, nCols).replaceAll("$1", rLocaleData.getNum(nCols, 0));
                        OUString aStr = ScResId(STR_SELCOUNT);
                        aStr = aStr.replaceAll("$1", aRowArg);
                        aStr = aStr.replaceAll("$2", aColArg);
                        rSet.Put( SfxStringItem( nWhich, aStr ) );
                        bool bSameRows = true;
                        bool bSameCols = true;
                        SCROW nRowsSum = 0;
                        SCCOL nColsSum = 0;
                        for (size_t i = 0; i < nRanges; ++i)
                        {
                            const ScRange& aRange = (*aMarkRanges)[i];
                            SCCOL nRangeCol1 = aRange.aStart.Col();
                            SCROW nRangeRow1 = aRange.aStart.Row();
                            SCCOL nRangeCol2 = aRange.aEnd.Col();
                            SCROW nRangeRow2 = aRange.aEnd.Row();
                            const auto nRows = rDoc.CountNonFilteredRows(nRangeRow1, nRangeRow2,
                                                                         aRange.aStart.Tab());
                            const auto nCols = nRangeCol2 - nRangeCol1 + 1;
                            bSameRows &= (nRow1 == nRangeRow1 && nRow2 == nRangeRow2);
                            bSameCols &= (nCol1 == nRangeCol1 && nCol2 == nRangeCol2);
                            // Sum rows if the number of cols is the same or
                            // sum columns if the number of rows is the same,
                            // otherwise do not show any count of selected cells.
                            if (bSameRows)
                            {
                                nRowsSum = nRows;
                                nColsSum += nCols;
                            }
                            else if (bSameCols)
                            {
                                nRowsSum += nRows;
                                nColsSum = nCols;
                            }
                            else
                                break;
                        }
                        // Either the rows or columns are the same among selections
                        if (bSameRows || bSameCols)
                        {
                            const LocaleDataWrapper& rLocaleData
                                = Application::GetSettings().GetUILocaleDataWrapper();
                            OUString aRowArg
                                = ScResId(STR_SELCOUNT_ROWARG, nRowsSum)
                                      .replaceAll("$1", rLocaleData.getNum(nRowsSum, 0));
                            OUString aColArg
                                = ScResId(STR_SELCOUNT_COLARG, nColsSum)
                                      .replaceAll("$1", rLocaleData.getNum(nColsSum, 0));
                            OUString aStr = ScResId(STR_SELCOUNT);
                            aStr = aStr.replaceAll("$1", aRowArg);
                            aStr = aStr.replaceAll("$2", aColArg);
                            rSet.Put(SfxStringItem(nWhich, aStr));
                        }
                    }
                    else
                    {