/usr/share/octave/packages/io-2.4.5/private/__COM_getusedrange__.m is in octave-io 2.4.5-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | ## Copyright (C) 2010-2016 Philip Nienhuis
##
## This program is free software; you can redistribute it and/or modify it under
## the terms of the GNU General Public License as published by the Free Software
## Foundation; either version 3 of the License, or (at your option) any later
## version.
##
## This program is distributed in the hope that it will be useful, but WITHOUT
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
## details.
##
## You should have received a copy of the GNU General Public License along with
## this program; if not, see <http://www.gnu.org/licenses/>.
## __COM_getusedrange__
## Author: Philip Nienhuis <prnienhuis@users.sf.net>
## Created: 2010-10-07
function [ trow, brow, lcol, rcol ] = __COM_getusedrange__ (xls, ii)
sh = xls.workbook.Worksheets (ii);
## Decipher used range. Beware, UsedRange() returns *cached* rectangle of
## all spreadsheet cells containing *anything*, including just formatting
## (i.e., empty cells are included too). ==> This is an approximation only
allcells = sh.UsedRange;
## Get top left cell as a Range object
toplftcl = allcells.Columns(1).Rows(1);
## Count number of rows & cols in virtual range from A1 to top left cell
lcol = sh.Range ("A1", toplftcl).columns.Count;
trow = sh.Range ("A1", toplftcl).rows.Count;
## Add real occupied rows & cols to obtain end row & col
brow = trow + allcells.rows.Count() - 1;
rcol = lcol + allcells.columns.Count() - 1;
## Check if there are real data
if ((lcol == rcol) && (trow == brow))
if (isempty (toplftcl.Value))
trow = brow = lcol = rcol = 0;
endif
endif
endfunction
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