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annotate scripts/java/questdlg.m @ 15774:eddc68c5e85e

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Remove cell2mlstr.m and update java XXXdlg.m functions. * scripts/java/cell2mlstr.m: Removed. * scripts/java/errordlg.m, scripts/java/helpdlg.m, scripts/java/msgbox.m, scripts/java/questdlg.m, scripts/java/warndlg.m: Update code to use sprintf() rather than cell2mlstr().
author Rik <rik@octave.org>
date Wed, 12 Dec 2012 14:32:59 -0800
parents 0f1a143e5002
children 921912c92102
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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{btn} =} questdlg (@var{msg})
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21 ## @deftypefnx {Function File} {@var{btn} =} questdlg (@var{msg}, @var{title})
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22 ## @deftypefnx {Function File} {@var{btn} =} questdlg (@var{msg}, @var{title}, @var{default})
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23 ## @deftypefnx {Function File} {@var{btn} =} questdlg (@var{msg}, @var{title}, @var{btn1}, @var{btn2}, @var{default})
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24 ## @deftypefnx {Function File} {@var{btn} =} questdlg (@var{msg}, @var{title}, @var{btn1}, @var{btn2}, @var{btn3}, @var{default})
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25 ## Display @var{msg} using a question dialog box and return the caption
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26 ## of the activated button.
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27 ##
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28 ## The dialog may contain two or three buttons which will all close the dialog.
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29 ##
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30 ## The message may have multiple lines separated by newline characters
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31 ## (@code{"\n"}), or it may be a cellstr array with one element for each
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32 ## line. The optional @var{title} (character string) can be used to
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33 ## decorate the dialog caption.
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34 ##
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35 ## The string @var{default} identifies the default button,
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36 ## which is activated by pressing the @kbd{ENTER} key.
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37 ## It must match one of the strings given in @var{btn1}, @var{btn2} or
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38 ## @var{btn3}.
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39 ##
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40 ## If only @var{msg} and @var{title} are specified, three buttons with
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41 ## the default captions "Yes", "No", and "Cancel" are used.
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42 ##
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43 ## If only two button captions, @var{btn1} and @var{btn2}, are specified
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44 ## the dialog will have only these two buttons.
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45 ##
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46 ## @seealso{errordlg, helpdlg, inputdlg, listdlg, warndlg}
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47 ## @end deftypefn
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48
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49 function btn = questdlg (msg, title = "Question Dialog", varargin)
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50
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51 if (nargin < 1 || nargin > 6)
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52 print_usage ();
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53 endif
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54
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55 if (! ischar (msg))
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56 if (iscell (msg))
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57 msg = sprintf ("%s\n", msg{:});
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58 msg(end) = "";
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59 else
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60 error ("questdlg: MSG must be a character string or cellstr array");
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61 endif
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62 endif
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63
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64 if (! ischar (title))
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65 error ("questdlg: TITLES must be a character string");
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66 endif
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67
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68 options{1} = "Yes"; # button1
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69 options{2} = "No"; # button2
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70 options{3} = "Cancel"; # button3
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71 options{4} = "Yes"; # default
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72
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73 switch (numel (varargin))
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74 case 1
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75 ## default button string
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76 options{4} = varargin{1}; # default
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77
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78 case 3
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79 ## two buttons and default button string
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80 options{1} = varargin{1}; # button1
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81 options{2} = ""; # not used, no middle button
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82 options{3} = varargin{2}; # button3
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83 options{4} = varargin{3}; # default
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84
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85 case 4
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86 ## three buttons and default button string
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87 options{1} = varargin{1}; # button1
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88 options{2} = varargin{2}; # button2
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89 options{3} = varargin{3}; # button3
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90 options{4} = varargin{4}; # default
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91
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92 otherwise
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93 print_usage ();
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94
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95 endswitch
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96
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97 btn = java_invoke ("org.octave.JDialogBox", "questdlg", msg,
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98 title, options);
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99
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100 endfunction
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101