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annotate scripts/miscellaneous/getappdata.m @ 12575:d0b799dafede

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Grammarcheck files for 3.4.1 release.
author Rik <octave@nomad.inbox5.com>
date Mon, 04 Apr 2011 15:33:46 -0700
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children b4bd0bef55b6
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1 ## Copyright (C) 2010-2011 Ben Abbott
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2 ##
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3 ## This program is free software; you can redistribute it and/or modify
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4 ## it under the terms of the GNU General Public License as published by
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5 ## the Free Software Foundation; either version 2 of the License, or
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6 ## (at your option) any later version.
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7 ##
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8 ## This program is distributed in the hope that it will be useful,
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9 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 ## GNU General Public License for more details.
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12 ##
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13 ## You should have received a copy of the GNU General Public License
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14 ## along with Octave; see the file COPYING. If not, see
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15 ## <http://www.gnu.org/licenses/>.
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16
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17 ## -*- texinfo -*-
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18 ## @deftypefn {Function File} {@var{value} =} getappdata (@var{h}, @var{name})
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19 ## Return the @var{value} for named application data for the object(s) with
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20 ## handle(s) @var{h}.
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21 ## @end deftypefn
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22
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23 ## Author: Ben Abbott <bpabbott@mac.com>
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24 ## Created: 2010-07-15
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25
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26 function val = getappdata (h, name)
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27
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28 if (! (all (ishandle (h)) && ischar (name)))
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29 error ("getappdata: invalid input");
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30 endif
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31
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32 appdata(numel(h)) = struct();
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33 for nh = 1:numel(h)
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34 appdata(nh) = get (h(nh), "__appdata__");
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35 end
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36 if (nh > 1)
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37 val = {appdata.(name)};
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38 else
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39 val = appdata.(name);
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40 endif
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41
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42 endfunction
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43