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## Copyright (C) 2015-2025 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/>.
## -*- texinfo -*-
## @deftypefn {Function File} {@var{retval} =} __POI_getnmranges__ (@var{input1}, @var{input2})
##
## @seealso{}
## @end deftypefn
## Author: Philip Nienhuis <prnienhuis@users.sf.net>
## Created: 2015-09-20
function [nmr] = __POI_getnmranges__ (xls)
ii = 0;
inmr = 0;
nmr = cell (0, 3);
poiv = javaObject ("org.apache.poi.Version").getVersion();
if (compare_versions (poiv, "5.0.0", "<"))
## Because there's no POI call to get all named ranges, use a try-catch
try
while (ii < 1e5) ## Should suffice
nm = xls.workbook.getNameAt (ii);
## If we get here, the name at index ii exists
rg = nm.getRefersToFormula ();
rg = strrep (rg(index (rg, "!") + 1:end), "$", "");
## Check if looks like a range
mtch = cell2mat (regexp (rg, ...
'(^[A-Za-z]+[0-9]+){1}(:[A-Za-z]+[0-9]+$)?', "tokens"));
if (! isempty (mtch) && strcmp ([mtch{:}], rg))
## Yep, a range
++inmr;
nmr{inmr, 1} = nm.getNameName ();
nmr{inmr, 2} = nm.getSheetName ();
nmr{inmr, 3} = rg;
endif
++ii;
endwhile
end_try_catch
else
## POI > 5.0.0 finally has a method to request Named Ranges
nmrs = xls.workbook.getAllNames ();
nnmr = nmrs.size ();
nmr = cell (nnmr, 3);
for inmr=1 : nnmr
nm = nmrs.get (inmr-1);
rg = nm.getRefersToFormula ();
rg = strrep (rg(index (rg, "!") + 1:end), "$", "");
## Check if looks like a range
mtch = cell2mat (regexp (rg, ...
'(^[A-Za-z]+[0-9]+){1}(:[A-Za-z]+[0-9]+$)?', "tokens"));
if (! isempty (mtch) && strcmp ([mtch{:}], rg))
## Yep, a range
nmr{inmr, 3} = rg;
nmr{inmr, 1} = nm.getNameName ();
nmr{inmr, 2} = nm.getSheetName ();
endif
endfor
endif
endfunction
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