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Overhaul scripts/java directory to conform to Octave core. Update docstrings. Use Octave coding conventions. Use default arguments where possible. Match variable names in docstring to variable names in function. HG: Enter commit message. Lines beginning with 'HG:' are removed. HG: Leave message empty to abort commit. HG: -- HG: user: Rik <rik@octave.org> HG: branch 'default' * errordlg.m, helpdlg.m, inputdlg.m, javaArray.m, javaaddpath.m, javaclasspath.m, javafields.m, javamem.m, javamethods.m, javarmpath.m, listdlg.m, msgbox.m, questdlg.m, warndlg.m: Overhaul functions. Update docstrings. Use Octave coding conventions. Use default arguments where possible. Match variable names in docstring to variable names in function.
author Rik <rik@octave.org>
date Wed, 12 Dec 2012 13:48:47 -0800
parents 05c781cca57e
children eddc68c5e85e
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1 ## Copyright (C) 2010 Martin Hepperle
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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} {@var{h} =} msgbox (@var{msg})
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21 ## @deftypefnx {Function File} {@var{h} =} msgbox (@var{msg}, @var{title})
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22 ## @deftypefnx {Function File} {@var{h} =} msgbox (@var{msg}, @var{title}, @var{icon})
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23 ## Display @var{msg} using a message dialog box.
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24 ##
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25 ## The message may have multiple lines separated by newline characters
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26 ## (@code{"\n"}), or it may be a cellstr array with one element for each
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27 ## line. The optional input @var{title} (character string) can be used to
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28 ## decorate the dialog caption.
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29 ##
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30 ## The optional argument @var{icon} selects a dialog icon.
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31 ## It can be one of @code{"none"} (default), @code{"error"}, @code{"help"} or
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32 ## @code{"warn"}.
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33 ##
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34 ## The return value is always 1.
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35 ## @seealso{errordlg, helpdlg, inputdlg, listdlg, questdlg, warndlg}
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36 ## @end deftypefn
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37
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38 function h = msgbox (msg, title = "", icon)
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39
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40 if (nargin < 1 || nargin > 3)
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41 print_usage ();
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42 endif
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43
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44 if (! ischar (msg))
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45 if (iscell (msg))
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46 msg = cell2mlstr (msg);
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47 else
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48 error ("msgbox: MSG must be a character string or cellstr array");
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49 endif
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50 endif
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51
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52 if (! ischar (title))
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53 error ("msgbox: TITLE must be a character string");
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54 endif
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55
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56 dlg = "emptydlg";
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57 if (nargin == 3)
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58 switch (icon)
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59 case "error"
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60 dlg = "errordlg";
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61 case "help"
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62 dlg = "helpdlg";
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63 case "warn"
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64 dlg = "warndlg";
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65 case "none"
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66 dlg = "emptydlg";
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67 otherwise
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68 error ("msgbox: ICON is not a valid type");
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69 endswitch
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70 endif
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71
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72 h = java_invoke ("org.octave.JDialogBox", dlg, msg, title);
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73
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74 endfunction
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75