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doc: Add undocumented functions to manual for 3.6.0 release * gui.txi: New manual chapter for GUI-related functions * Makefile.am: Add new gui.txi to build * aspell-octave.en.pws: Add new words to spellcheck dictionary * io.txi: Move file I/O dialogs to gui.txi * octave.texi: Add new GUI chapter to manual * strings.txi: Add is_dq_string and is_sq_string to manual * system.txi: Add usejava to manual * guidata.m: Fix incorrect use of @deftypefn * uicontrol.m: Fix incorrect use of @deftypefn * uiresume.m: Fix incorrect use of @deftypefn * uiwait.m: Fix incorrect use of @deftypefn * addpref.m, getpref.m, ispref.m, rmpref.m, setpref.m: Adjust seealso links
author Rik <octave@nomad.inbox5.com>
date Sat, 26 Nov 2011 17:25:05 -0800
parents 9cae456085c2
children 72c96de7a403
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1 ## Copyright (C) 2011 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} {} rmpref (@var{group}, @var{pref})
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21 ## Remove the named preference @var{pref} from the preference group
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22 ## @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
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27 ## of character strings.
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28 ##
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29 ## If @var{pref} is not specified, remove the preference group
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30 ## @var{group}.
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31 ##
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32 ## It is an error to remove a nonexistent preference or group.
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33 ## @seealso{addpref, ispref, setpref, getpref}
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34 ## @end deftypefn
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35
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36 ## Author: jwe
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37
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38 function retval = rmpref (group, pref)
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39
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40 prefs = loadprefs ();
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41
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42 if (nargin == 1)
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43 if (ischar (group))
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44 retval = isfield (prefs, group);
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45 else
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46 error ("expecting group to be a character array");
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47 endif
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48 elseif (nargin == 2)
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49 grp = getpref (group, pref);
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50 if (ischar (pref) || iscellstr (pref))
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51 retval = isfield (grp, pref);
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52 endif
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53 else
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54 print_usage ();
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55 endif
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56
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57 endfunction
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58
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59 %% Testing these functions will require some care to avoid wiping out
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60 %% existing (or creating unwanted) preferences for the user running the
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61 %% tests.