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annotate scripts/prefs/setpref.m @ 20160:03b9d17a2d95 stable

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doc: Update more docstrings to have one sentence summary as first line. Reviewed io, java, linear-algebra, prefs, and set script directories. * scripts/io/beep.m, scripts/io/dlmwrite.m, scripts/io/importdata.m, scripts/io/strread.m, scripts/io/textread.m, scripts/java/javaArray.m, scripts/java/java_get.m, scripts/java/java_set.m, scripts/java/javaaddpath.m, scripts/java/javachk.m, scripts/java/javaclasspath.m, scripts/java/javamem.m, scripts/java/javarmpath.m, scripts/linear-algebra/bandwidth.m, scripts/linear-algebra/commutation_matrix.m, scripts/linear-algebra/cond.m, scripts/linear-algebra/condest.m, scripts/linear-algebra/cross.m, scripts/linear-algebra/duplication_matrix.m, scripts/linear-algebra/expm.m, scripts/linear-algebra/housh.m, scripts/linear-algebra/isdefinite.m, scripts/linear-algebra/ishermitian.m, scripts/linear-algebra/issymmetric.m, scripts/linear-algebra/istril.m, scripts/linear-algebra/istriu.m, scripts/linear-algebra/krylov.m, scripts/linear-algebra/logm.m, scripts/linear-algebra/normest.m, scripts/linear-algebra/null.m, scripts/linear-algebra/onenormest.m, scripts/linear-algebra/orth.m, scripts/linear-algebra/qzhess.m, scripts/linear-algebra/rank.m, scripts/linear-algebra/rref.m, scripts/linear-algebra/vech.m, scripts/path/matlabroot.m, scripts/prefs/addpref.m, scripts/prefs/getpref.m, scripts/prefs/ispref.m, scripts/prefs/rmpref.m, scripts/prefs/setpref.m, scripts/set/powerset.m, scripts/set/setdiff.m: Update more docstrings to have one sentence summary as first line.
author Rik <rik@octave.org>
date Sun, 03 May 2015 15:36:23 -0700
parents 9fc020886ae9
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ## Copyright (C) 2012-2015 John W. Eaton
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} setpref (@var{group}, @var{pref}, @var{val})
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21 ## Set a preference @var{pref} to the given @var{val} in the named preference
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22 ## group @var{group}.
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23 ##
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24 ## The named preference group must be a character string.
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25 ##
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26 ## The preference @var{pref} may be a character string or a cell array of
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27 ## character strings.
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28 ##
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29 ## The corresponding value @var{val} may be any value, or, if @var{pref} is a
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30 ## cell array of strings, @var{val} must be a cell array of values with the
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31 ## same size as @var{pref}.
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32 ##
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33 ## If the named preference or group does not exist, it is added.
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34 ## @seealso{addpref, getpref, ispref, rmpref}
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35 ## @end deftypefn
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36
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37 ## Author: jwe
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38
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39 function setpref (group, pref, val)
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40
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41 if (nargin == 3)
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42 if (ischar (group))
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43 prefs = loadprefs ();
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44 if (ischar (pref))
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45 prefs.(group).(pref) = val;
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46 elseif (iscellstr (pref))
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47 if (size_equal (pref, val))
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48 for i = 1:numel (pref)
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49 prefs.(group).(pref{i}) = val;
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50 endfor
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51 else
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52 error ("size mismatch for pref and val");
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53 endif
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54 else
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55 error ("expecting pref to be a character string or cellstr");
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56 endif
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57 saveprefs (prefs);
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58 else
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59 error ("expecting group to be a character string");
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60 endif
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61 else
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62 print_usage ();
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63 endif
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64
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65 endfunction
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66
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67
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68 ## Testing these functions will require some care to avoid wiping out
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69 ## existing (or creating unwanted) preferences for the user running the
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70 ## tests.
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71