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462
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1 ;;; dialog-gtk.el --- Dialog-box support for XEmacs w/GTK primitives
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2
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3 ;; Copyright (C) 2000 Free Software Foundation, Inc.
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4
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5 ;; Maintainer: William M. Perry <wmperry@gnu.org>
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6 ;; Keywords: extensions, internal, dumped
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7
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8 ;; This file is part of XEmacs.
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9
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10 ;; XEmacs is free software; you can redistribute it and/or modify it
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11 ;; under the terms of the GNU General Public License as published by
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12 ;; the Free Software Foundation; either version 2, or (at your option)
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13 ;; any later version.
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14
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15 ;; XEmacs is distributed in the hope that it will be useful, but
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16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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18 ;; General Public License for more details.
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19
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20 ;; You should have received a copy of the GNU General Public License
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21 ;; along with XEmacs; see the file COPYING. If not, write to the
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22 ;; Free Software Foundation, 59 Temple Place - Suite 330,
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23 ;; Boston, MA 02111-1307, USA.
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24
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25 ;;; Synched up with: Not in FSF.
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26
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27 ;;; Commentary:
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28
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29 ;; This file is dumped with XEmacs (when dialog boxes are compiled in).
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30
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31 (require 'cl)
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32 (require 'gtk-password-dialog)
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33 (require 'gtk-file-dialog)
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34
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35 (defun popup-builtin-open-dialog (keys)
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36 ;; Allowed keywords are:
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37 ;;
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38 ;; :initial-filename fname
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39 ;; :initial-directory dir
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40 ;; :filter-list (filter-desc filter ...)
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41 ;; :directory t/nil
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42 ;; :title string
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43 ;; :allow-multi-select t/nil
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44 ;; :create-prompt-on-nonexistent t/nil
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45 ;; :overwrite-prompt t/nil
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46 ;; :file-must-exist t/nil
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47 ;; :no-network-button t/nil
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48 ;; :no-read-only-return t/nil
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49 (let ((initial-filename (plist-get keys :initial-filename))
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50 (clicked-ok nil)
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51 (filename nil)
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52 (widget nil))
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53 (setq widget (gtk-file-dialog-new
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54 :directory (plist-get keys :directory)
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55 :callback `(lambda (f)
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56 (setq clicked-ok t
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57 filename f))
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58 :initial-directory (or (plist-get keys :initial-directory nil)
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59 (if initial-filename
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60 (file-name-directory initial-filename)
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61 default-directory))
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62 :filter-list (plist-to-alist
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63 (plist-get keys :filter-list nil))
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64 :file-must-exist (plist-get keys :file-must-exist nil)))
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65
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66 (gtk-signal-connect widget 'destroy (lambda (obj data) (gtk-main-quit)))
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67
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68 (gtk-window-set-transient-for widget (frame-property nil 'shell-widget))
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69 (gtk-widget-show-all widget)
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70 (gtk-main)
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71 (if (not clicked-ok)
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72 (signal 'quit nil))))
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73
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74 (defalias 'popup-builtin-save-as-dialog 'popup-builtin-open-dialog)
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75
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76 (defun popup-builtin-color-dialog (keys)
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77 ;; Allowed keys:
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78 ;; :initial-color COLOR
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79 (let ((initial-color (or (plist-get keys :initial-color) "white"))
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80 (title (or (plist-get keys :title "Select color...")))
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81 (dialog nil)
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82 (clicked-ok nil)
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83 (color nil))
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84 (setq dialog (gtk-color-selection-dialog-new title))
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85 (gtk-signal-connect
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86 (gtk-color-selection-dialog-ok-button dialog) 'clicked
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87 (lambda (button colorsel)
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88 (gtk-widget-hide-all dialog)
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89 (setq color (gtk-color-selection-get-color colorsel)
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90 clicked-ok t)
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91 (gtk-main-quit))
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92 (gtk-color-selection-dialog-colorsel dialog))
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93
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94 (gtk-signal-connect
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95 (gtk-color-selection-dialog-cancel-button dialog) 'clicked
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96 (lambda (&rest ignored)
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97 (gtk-main-quit)))
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98
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99 (put dialog 'modal t)
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100 (put dialog 'type 'dialog)
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101 (gtk-window-set-transient-for dialog (frame-property nil 'shell-widget))
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102
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103 (unwind-protect
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104 (progn
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105 (gtk-widget-show-now dialog)
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106 (gtk-main))
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107 '(gtk-widget-destroy dialog))
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108 (if (not clicked-ok)
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109 (signal 'quit nil))
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110 ;; Need to convert from (R G B A) to #rrggbb
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111 (format "#%02x%02x%02x"
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112 (* 256 (nth 0 color))
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113 (* 256 (nth 1 color))
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114 (* 256 (nth 2 color)))))
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115
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116 (defun popup-builtin-password-dialog (keys)
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117 ;; Format is (default callback :keyword value)
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118 ;; Allowed keywords are:
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119 ;;
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120 ;; :title string
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121 :; :prompt string
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122 ;; :default string
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123 ;; :verify boolean
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124 ;; :verify-prompt string
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125 (let* ((default (plist-get keys :default))
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126 (dialog nil)
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127 (clicked-ok nil)
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128 (passwd nil)
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129 (info nil)
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130 (generic-cb (lambda (x)
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131 (setq clicked-ok t
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132 passwd x))))
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133
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134 ;; Convert the descriptor to keywords and create the dialog
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135 (setq info (copy-list keys)
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136 info (plist-put info :callback generic-cb)
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137 info (plist-put info :default default)
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138 dialog (apply 'gtk-password-dialog-new info))
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139
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140 ;; Clicking any button or closing the box exits the main loop.
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141 (gtk-signal-connect (gtk-password-dialog-ok-button dialog)
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142 'clicked
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143 (lambda (&rest ignored)
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144 (gtk-main-quit)))
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145
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146 (gtk-signal-connect (gtk-password-dialog-cancel-button dialog)
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147 'clicked
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148 (lambda (&rest ignored)
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149 (gtk-main-quit)))
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150
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151 (gtk-signal-connect dialog
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152 'delete-event
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153 (lambda (&rest ignored)
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154 (gtk-main-quit)))
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155
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156 (gtk-widget-grab-focus (gtk-password-dialog-entry-widget dialog))
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157
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158 ;; Make us modal...
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159 (put dialog 'modal t)
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160 (gtk-window-set-transient-for dialog (frame-property nil 'shell-widget))
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161
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162 ;; Realize the damn thing & wait for some action...
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163 (gtk-widget-show-all dialog)
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164 (gtk-main)
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165
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166 (if (not clicked-ok)
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167 (signal 'quit nil))
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168
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169 (gtk-widget-destroy dialog)
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170 passwd))
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171
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172 (defun popup-builtin-question-dialog (keys)
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173 ;; Allowed keywords:
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174 ;; :question STRING
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175 ;; :buttons BUTTONDESC
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176 (let ((title (or (plist-get keys :title) "Question"))
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177 (buttons-descr (plist-get keys :buttons))
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178 (question (or (plist-get keys :question) "Question goes here..."))
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179 (dialog nil) ; GtkDialog
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180 (buttons nil) ; List of GtkButton objects
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181 (activep t)
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182 (flushrightp nil)
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183 (errp t))
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184 (if (not buttons-descr)
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185 (error 'syntax-error
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186 "Dialog descriptor must supply at least one button"))
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187
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188 ;; Do the basics - create the dialog, set the window title, and
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189 ;; add the label asking the question.
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190 (unwind-protect
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191 (progn
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192 (setq dialog (gtk-dialog-new))
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193 (gtk-window-set-title dialog title)
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194 (gtk-container-set-border-width dialog 3)
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195 (gtk-box-set-spacing (gtk-dialog-vbox dialog) 5)
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196 (gtk-container-add (gtk-dialog-vbox dialog) (gtk-label-new question))
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197
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198 ;; Create the buttons.
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199 (mapc (lambda (button)
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200 ;; Handle flushright buttons
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201 (if (null button)
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202 (setq flushrightp t)
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203
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204 ;; More sanity checking first of all.
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205 (if (not (vectorp button))
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206 (error "Button descriptor is not a vector: %S" button))
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207
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208 (if (< (length button) 3)
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209 (error "Button descriptor is too small: %S" button))
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210
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211 (push (gtk-button-new-with-label (aref button 0)) buttons)
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212
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213 ;; Need to detect what flavor of descriptor it is.
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214 (if (not (keywordp (aref button 2)))
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215 ;; Simple style... just [ name callback activep ]
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216 ;; We ignore the 'suffix' entry, because that is what
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217 ;; the X code does.
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218 (setq activep (aref button 2))
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219 (let ((ctr 2)
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220 (len (length button)))
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221 (if (logand len 1)
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222 (error
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223 "Button descriptor has an odd number of keywords and values: %S"
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224 button))
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225 (while (< ctr len)
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226 (if (eq (aref button ctr) :active)
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227 (setq activep (aref button (1+ ctr))
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228 ctr len))
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229 (setq ctr (+ ctr 2)))))
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230 (gtk-widget-set-sensitive (car buttons) (eval activep))
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231
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232 ;; Apply the callback
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233 (gtk-signal-connect
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234 (car buttons) 'clicked
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235 (lambda (button data)
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236 (push (make-event 'misc-user
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237 (list 'object (car data)
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238 'function
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239 (if (symbolp (car data))
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240 'call-interactively
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241 'eval)))
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242 unread-command-events)
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243 (gtk-main-quit)
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244 t)
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245 (cons (aref button 1) dialog))
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246
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247 (gtk-widget-show (car buttons))
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248 (funcall (if flushrightp 'gtk-box-pack-end 'gtk-box-pack-start)
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249 (gtk-dialog-action-area dialog) (car buttons)
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250 nil t 2)))
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251 buttons-descr)
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252
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253 ;; Make sure they can't close it with the window manager
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254 (gtk-signal-connect dialog 'delete-event (lambda (&rest ignored) t))
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255 (gtk-window-set-transient-for dialog (frame-property nil 'shell-widget))
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256 (put dialog 'type 'dialog)
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257 (put dialog 'modal t)
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258 (gtk-widget-show-all dialog)
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259 (gtk-main)
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260 (gtk-widget-destroy dialog)
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261 (setq errp nil))
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262 (if (not errp)
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263 ;; Nothing, we successfully showed the dialog
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264 nil
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265 ;; We need to destroy all the widgets, just in case.
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266 (mapc 'gtk-widget-destroy buttons)
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267 (gtk-widget-destroy dialog)))))
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268
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269 (defun gtk-make-dialog-box-internal (type keys)
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270 (case type
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271 (file
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272 (popup-builtin-open-dialog keys))
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273 (password
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274 (popup-builtin-password-dialog keys))
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275 (question
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276 (popup-builtin-question-dialog keys))
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277 (color
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278 (popup-builtin-color-dialog keys))
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279 (find
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280 )
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281 (font
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282 )
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283 (replace
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284 )
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285 (mswindows-message
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286 ;; This should really be renamed!
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287 )
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288 (print
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289 )
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290 (page-setup
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291 )
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292 (print-setup
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293 )
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294 (default
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295 (error "Unknown type of dialog: %S" type))))
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296
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297 (provide 'dialog-gtk)
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