Mercurial > octave
view scripts/gui/helpdlg.m @ 21637:59ebef9680ef
More cleanup associated with removing Java dialog boxes (cset b5d9b95d1e1a).
* NEWS: List errordlg only once in list of Java functions removed.
* errordlg.m: Use a single sentence description of function for first
documentation paragraph. Correct misspelling of "occurred".
Match variable names in code to those in docstring.
* helpdlg.m, warndlg.m: Use a single sentence description of function for first
documentation paragraph. Match variable names in code to those in docstring.
* inputdlg.m: Match variable names in code to those in docstring. Use
function name as prefix to all error messages. Use spaces and line wrapping
to make %!demos more readable.
* listdlg.m: Re-order and rephrase some of docstring. Add more input
validation. Add new BIST tests for input validation.
* questdlg.m: Re-order some of docstring. Use function name as prefix to all
error messages. Eliminate unreachable otherwise statement in switch block.
Add new BIST tests for input validation.
author | Rik <rik@octave.org> |
---|---|
date | Wed, 20 Apr 2016 15:54:37 -0700 |
parents | b5d9b95d1e1a |
children | bac0d6f07a3e |
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## Copyright (C) 2010, 2013 Martin Hepperle ## ## This file is part of Octave. ## ## Octave is free software; you can redistribute it and/or modify it ## under the terms of the GNU General Public License as published by ## the Free Software Foundation; either version 3 of the License, or (at ## your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ## General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {} {@var{h} =} helpdlg () ## @deftypefnx {} {@var{h} =} helpdlg (@var{msg}) ## @deftypefnx {} {@var{h} =} helpdlg (@var{msg}, @var{title}) ## Display a help dialog box with help message @var{msg} and caption ## @var{title}. ## ## The default help message is @qcode{"This is the default help string."} and ## the default caption is @qcode{"Help Dialog"}. ## ## The help message may have multiple lines separated by newline characters ## ("\n"), or it may be a cellstr array with one element for each line. ## ## The return value @var{h} is always 1. ## ## Examples: ## ## @example ## @group ## helpdlg ("Some helpful text for the user."); ## helpdlg ("Some helpful text\nwith two lines."); ## helpdlg (@{"Some helpful text", "with two lines."@}); ## helpdlg ("Some helpful text for the user.", "Fancy caption"); ## @end group ## @end example ## ## @seealso{errordlg, inputdlg, listdlg, msgbox, questdlg, warndlg} ## @end deftypefn function retval = helpdlg (varargin) narginchk (0, 2); msg = "This is the default help string."; title = "Help Dialog"; if (nargin > 0) msg = varargin{1}; endif if (nargin > 1) title = varargin{2}; endif retval = msgbox (msg, title, "help"); endfunction %!error helpdlg (1, 2, 3) %!error <MSG must be a character string> helpdlg (1) %!error <TITLE must be a character string> helpdlg ("msg", 1)