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outlist.m
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1999-12-24
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## Copyright (C) 1996, 1998 Auburn University. All Rights Reserved.
##
## This file is part of Octave.
##
## Octave 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 2, or (at your option) any
## later version.
##
## Octave 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 Octave; see the file COPYING. If not, write to the Free
## Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA.
## -*- texinfo -*-
## @deftypefn {Function File } { } outlist (@var{lmat}@{, @var{tabchar}, @var{yd}, @var{ilist} @})
## Prints an enumerated list of strings.
## internal use only; minimal argument checking performed
##
## @strong{Inputs}
## @table @var
## @item lmat
## list of strings
## @item tabchar
## tab character (default: none)
## @item yd
## indices of strings to append with the string "(discrete)"
## (used by @var{sysout}; minimal checking of this argument)
## @math{yd = [] } indicates all outputs are continuous
## @item ilist
## index numbers to print with names.
##
## default: @code{1:rows(lmat)}
## @end table
##
## @strong{Outputs}
## prints the list to the screen, numbering each string in order.
##
## @end deftypefn
function str_val = outlist (name_list, tabchar, yd, ilist)
## A. S. Hodel Dec. 1995, 1998
## save for restore later
save_empty = empty_list_elements_ok;
empty_list_elements_ok = 1;
if( nargin < 1 | nargin > 4 )
usage("str_val = outlist(x[,tabchar,yd,ilist])");
endif
m = length(name_list);
if(nargin < 4) ilist = 1:m; endif
if(nargin ==1)
empty_list_elements_ok = 1;
tabchar = "";
endif
if(nargin < 3) yd = zeros(1,m);
elseif(isempty(yd)) yd = zeros(1,m); endif
str_val = "";
dstr = list(""," (discrete)");
if((m >= 1) && (is_list(name_list)))
for ii=1:m
str_val = sprintf("%s%s%d: %s%s\n",str_val,tabchar, ilist(ii), ...
nth(name_list,ii),nth(dstr,yd(ii)+1));
endfor
else
str_val = sprintf("%sNone",tabchar);
endif
empty_list_elements_ok = save_empty;
endfunction