Mercurial > octave-nkf
annotate scripts/miscellaneous/isappdata.m @ 14138:72c96de7a403 stable
maint: update copyright notices for 2012
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Mon, 02 Jan 2012 14:25:41 -0500 |
| parents | b0084095098e |
| children | f3d52523cde1 |
| rev | line source |
|---|---|
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14138
72c96de7a403
maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents:
11589
diff
changeset
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1 ## Copyright (C) 2010-2012 Ben Abbott |
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parents:
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2 ## |
| 11180 | 3 ## This program is free software; you can redistribute it and/or modify |
| 4 ## it under the terms of the GNU General Public License as published by | |
| 5 ## the Free Software Foundation; either version 2 of the License, or | |
| 6 ## (at your option) any later version. | |
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John W. Eaton <jwe@octave.org>
parents:
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7 ## |
| 11180 | 8 ## This program is distributed in the hope that it will be useful, |
| 9 ## but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 10 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 11 ## GNU General Public License for more details. | |
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parents:
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12 ## |
| 11180 | 13 ## You should have received a copy of the GNU General Public License |
| 14 ## along with Octave; see the file COPYING. If not, see | |
| 15 ## <http://www.gnu.org/licenses/>. | |
| 16 | |
| 17 ## -*- texinfo -*- | |
| 18 ## @deftypefn {Function File} {@var{V} =} isappdata (@var{h}, @var{name}) | |
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19 ## Return true if the named application data, @var{name}, exists for the |
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11587
c792872f8942
all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
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20 ## object with handle @var{h}. |
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11431
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11180
diff
changeset
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21 ## @seealso{getappdata, setappdata, rmappdata} |
| 11180 | 22 ## @end deftypefn |
| 23 | |
| 24 ## Author: Ben Abbott <bpabbott@mac.com> | |
| 25 ## Created: 2010-07-15 | |
| 26 | |
| 27 function res = isappdata (h, name) | |
| 28 | |
| 29 if (! (all (ishandle (h)) && ischar (name))) | |
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John W. Eaton <jwe@octave.org>
parents:
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30 error ("isappdata: invalid input"); |
| 11180 | 31 endif |
| 32 | |
| 33 for nh = 1:numel(h) | |
| 34 data = get (h(nh)); | |
| 35 if (isfield (data, "__appdata__") && isfield (data.__appdata__, name)) | |
| 36 res(nh) = true; | |
| 37 else | |
| 38 res(nh) = false; | |
| 39 endif | |
| 40 endfor | |
| 41 | |
| 42 endfunction | |
| 43 | |
| 44 %!test | |
| 45 %! setappdata (0, "hello", "world") | |
| 46 %! assert (isappdata (0, "hello"), true) | |
| 47 %!assert (isappdata (0, "foobar"), false) | |
| 48 |