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annotate libinterp/dldfcn/__fltk_uigetfile__.cc @ 27919:1891570abac8

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update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2020.
author John W. Eaton <jwe@octave.org>
date Mon, 06 Jan 2020 22:29:51 -0500
parents b442ec6dda5c
children bd51beb6205e
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1 /*
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2
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1891570abac8 update Octave Project Developers copyright for the new year
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3 Copyright (C) 2010-2020 The Octave Project Developers
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4
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5 See the file COPYRIGHT.md in the top-level directory of this distribution
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6 or <https://octave.org/COPYRIGHT.html/>.
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7
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8
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9 This file is part of Octave.
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10
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11 Octave is free software: you can redistribute it and/or modify it
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12 under the terms of the GNU General Public License as published by
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13 the Free Software Foundation, either version 3 of the License, or
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14 (at your option) any later version.
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16 Octave is distributed in the hope that it will be useful, but
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17 WITHOUT ANY WARRANTY; without even the implied warranty of
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18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 GNU General Public License for more details.
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20
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21 You should have received a copy of the GNU General Public License
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22 along with Octave; see the file COPYING. If not, see
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23 <https://www.gnu.org/licenses/>.
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24
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25 */
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26
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27 #if defined (HAVE_CONFIG_H)
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28 # include "config.h"
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29 #endif
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31 #if defined (HAVE_FLTK)
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33 #if defined (WIN32)
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34 # define WIN32_LEAN_AND_MEAN
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35 #endif
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36
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37 #include <string>
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38
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39 #include <FL/Fl.H>
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40 #include <FL/Fl_File_Chooser.H>
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41
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42 // FLTK headers may include X11/X.h which defines Complex, and that
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43 // conflicts with Octave's Complex typedef. We don't need the X11
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44 // Complex definition in this file, so remove it before including Octave
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45 // headers which may require Octave's Complex typedef.
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46 #undef Complex
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47
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48 #endif
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49
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50 #include "dMatrix.h"
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51 #include "file-ops.h"
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52
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53 #include "Cell.h"
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54 #include "defun-dld.h"
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55 #include "errwarn.h"
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56 #include "ov.h"
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57
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58 DEFUN_DLD (__fltk_uigetfile__, args, ,
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59 doc: /* -*- texinfo -*-
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60 @deftypefn {} {} __fltk_uigetfile__ (@dots{})
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61 Undocumented internal function.
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62 @end deftypefn */)
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63 {
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64 #if defined (HAVE_FLTK)
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65
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66 // Expected argument list:
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67 //
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68 // args(0) ... FileFilter in fltk format
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69 // args(1) ... Title
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70 // args(2) ... Default Filename
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71 // args(3) ... PositionValue [x,y]
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72 // args(4) ... SelectValue "on"/"off"/"dir"/"create"
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73
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74 octave_value_list retval (3, octave_value (0));
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75
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76 std::string file_filter = args(0).string_value ();
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77 std::string title = args(1).string_value ();
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78 std::string default_name = args(2).string_value ();
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79 Matrix pos = args(3).matrix_value ();
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80
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81 int multi_type = Fl_File_Chooser::SINGLE;
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82 std::string flabel = "Filename:";
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83
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84 std::string multi = args(4).string_value ();
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85 if (multi == "on")
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86 multi_type = Fl_File_Chooser::MULTI;
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87 else if (multi == "dir")
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88 {
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89 multi_type = Fl_File_Chooser::DIRECTORY;
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90 flabel = "Directory:";
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91 }
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92 else if (multi == "create")
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93 multi_type = Fl_File_Chooser::CREATE;
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94
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95 Fl_File_Chooser::filename_label = flabel.c_str ();
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96
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97 Fl_File_Chooser fc (default_name.c_str (), file_filter.c_str (),
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98 multi_type, title.c_str ());
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99
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100 fc.preview (0);
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101
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102 if (multi_type == Fl_File_Chooser::CREATE)
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103 fc.ok_label ("Save");
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104
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105 fc.show ();
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106
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107 while (fc.shown ())
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108 Fl::wait ();
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109
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110 if (fc.value ())
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111 {
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112 int file_count = fc.count ();
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113 std::string fname;
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114
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115 // FLTK uses forward slash even for Windows
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116 std::string sep = "/";
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117 size_t idx;
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118
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119 if (file_count == 1 && multi_type != Fl_File_Chooser::DIRECTORY)
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120 {
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121 fname = fc.value ();
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122 idx = fname.find_last_of (sep);
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123 retval(0) = fname.substr (idx + 1);
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124 }
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125 else
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126 {
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127 Cell file_cell = Cell (file_count, 1);
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128 for (octave_idx_type n = 1; n <= file_count; n++)
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129 {
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130 fname = fc.value (n);
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131 idx = fname.find_last_of (sep);
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132 file_cell(n - 1) = fname.substr (idx + 1);
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133 }
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134 retval(0) = file_cell;
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135 }
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136
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137 if (multi_type == Fl_File_Chooser::DIRECTORY)
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138 retval(0) = octave::sys::file_ops::native_separator_path (std::string (fc.value ()));
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139 else
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140 {
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141 retval(1) = octave::sys::file_ops::native_separator_path (std::string (fc.directory ()) + sep);
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142 retval(2) = fc.filter_value () + 1;
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143 }
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144 }
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145
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146 fc.hide ();
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147 Fl::flush ();
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148
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149 return retval;
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150
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151 #else
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152
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153 octave_unused_parameter (args);
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154
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155 err_disabled_feature ("__fltk_uigetfile__", "OpenGL and FLTK");
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156
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157 #endif
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158 }
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159
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160 /*
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161 ## No test needed for internal helper function.
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162 %!assert (1)
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163 */