update packages

[CreaPhase.git] / octave_packages / m / plot / uigetdir.m

diff --git a/octave_packages/m/plot/uigetdir.m b/octave_packages/m/plot/uigetdir.m
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+## Copyright (C) 2010-2012 Kai Habel
+##
+## 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  {Function File} {@var{dirname} =} uigetdir ()
+## @deftypefnx {Function File} {@var{dirname} =} uigetdir (@var{init_path})
+## @deftypefnx {Function File} {@var{dirname} =} uigetdir (@var{init_path}, @var{dialog_name})
+## Open a GUI dialog for selecting a directory.  If @var{init_path} is not
+## given the current working directory is used.  @var{dialog_name} may be
+## used to customize the dialog title.
+## @seealso{uigetfile}
+## @end deftypefn
+
+## Author: Kai Habel
+
+function dirname = uigetdir (init_path = pwd, dialog_name = "Select Directory to Open")
+
+  defaulttoolkit = get (0, "defaultfigure__graphics_toolkit__");
+  funcname = ["__uigetdir_", defaulttoolkit, "__"];
+  functype = exist (funcname);
+  if (! __is_function__ (funcname))
+    funcname = "__uigetdir_fltk__";
+    if (! __is_function__ (funcname))
+      error ("uigetdir: fltk graphics toolkit required");
+    elseif (! strcmp (defaulttoolkit, "gnuplot"))
+      warning ("uigetdir: no implementation for toolkit `%s', using `fltk' instead",
+               defaulttoolkit);
+    endif
+  endif
+
+  if (nargin > 2)
+    print_usage ();
+  endif
+
+  if (!ischar (init_path) || !ischar (dialog_name))
+    error ("uigetdir: INIT_PATH and DIALOG_NAME must be string arguments");
+  endif
+
+  if (!isdir (init_path))
+    init_path = fileparts (init_path);
+  endif
+  dirname = feval (funcname, init_path, dialog_name);
+
+endfunction
+
+%!demo
+%! uigetdir(pwd, "Select Directory")
+
+## Remove from test statistics.  No real tests possible.
+%!test
+%! assert (1);