Mercurial > octave-nkf
comparison scripts/plot/guidata.m @ 13699:dd9b32af0a01
Implement guidata/guihandles.
* graphics.h.in (figure::properties::__guidata__): New hidden property.
* plot/modules.mk (plot_FCN_FILES): Add guidata.m and guihandles.m.
* plot/guidata.m: New file.
* plot/guihandles.m: Likewise.
| author | Michael Goffioul <michael.goffioul@gmail.com> |
|---|---|
| date | Thu, 13 Oct 2011 23:01:44 +0100 |
| parents | |
| children | 5820f8ce683e |
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| 13698:276bb0dd9d24 | 13699:dd9b32af0a01 |
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| 1 ## Copyright (C) 2011 Michael Goffioul | |
| 2 ## | |
| 3 ## This file is part of Octave. | |
| 4 ## | |
| 5 ## Octave is free software; you can redistribute it and/or modify it | |
| 6 ## under the terms of the GNU General Public License as published by | |
| 7 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 8 ## your option) any later version. | |
| 9 ## | |
| 10 ## Octave is distributed in the hope that it will be useful, but | |
| 11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 ## General Public License for more details. | |
| 14 ## | |
| 15 ## You should have received a copy of the GNU General Public License | |
| 16 ## along with Octave; see the file COPYING. If not, see | |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 18 | |
| 19 ## -*- texinfo -*- | |
| 20 ## @deftypefn {Function File} {@var{data} =} guidata (@var{handle}) | |
| 21 ## @deftypefnx {Function File} guidata (@var{handle}, @var{data}) | |
| 22 ## @end deftypefn | |
| 23 | |
| 24 ## Author: goffioul | |
| 25 | |
| 26 function varargout = guidata (varargin) | |
| 27 | |
| 28 if (nargin == 1 || nargin == 2) | |
| 29 h = varargin{1}; | |
| 30 if (ishandle (h)) | |
| 31 h = ancestor (h, "figure"); | |
| 32 if (! isempty (h)) | |
| 33 if (nargin == 1) | |
| 34 varargout{1} = get (h, "__guidata__"); | |
| 35 else | |
| 36 data = varargin{2}; | |
| 37 set (h, "__guidata__", data); | |
| 38 if (nargout == 1) | |
| 39 varargout{1} = data; | |
| 40 endif | |
| 41 endif | |
| 42 else | |
| 43 error ("no ancestor figure found"); | |
| 44 endif | |
| 45 else | |
| 46 error ("invalid object handle"); | |
| 47 endif | |
| 48 else | |
| 49 print_usage (); | |
| 50 endif | |
| 51 | |
| 52 endfunction |