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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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502
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35 (globally-declare-fboundp
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36 '(gtk-signal-connect
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37 gtk-main-quit gtk-window-set-transient-for
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38 gtk-widget-show-all gtk-main gtk-color-selection-dialog-new
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39 gtk-color-selection-dialog-ok-button gtk-widget-hide-all
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40 gtk-color-selection-get-color
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41 gtk-color-selection-dialog-colorsel
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42 gtk-color-selection-dialog-cancel-button gtk-widget-show-now
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43 gtk-widget-grab-focus gtk-widget-destroy gtk-dialog-new
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44 gtk-window-set-title gtk-container-set-border-width
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45 gtk-box-set-spacing gtk-dialog-vbox gtk-container-add
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46 gtk-label-new gtk-button-new-with-label
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47 gtk-widget-set-sensitive gtk-widget-show gtk-dialog-action-area
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2367
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48 gtk-label-parse-uline gtk-widget-add-accelerator gtk-accel-group-new
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49 gtk-misc-set-alignment gtk-button-new gtk-window-add-accel-group))
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50
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51 (defun gtk-popup-convert-underscores (str)
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52 ;; Convert the XEmacs button accelerator representation to Gtk mnemonic
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53 ;; form. If no accelerator has been provided, put one at the start of the
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54 ;; string (this mirrors the behaviour under X). This algorithm is also found
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55 ;; in menubar-gtk.c:convert_underscores().
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56 (let ((new-str (string))
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57 (i 0)
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58 (found-accel nil))
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59 (while (< i (length str))
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60 (let ((c (aref str i)))
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61 (cond ((eq c ?%)
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62 (setq i (1+ i))
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63 (if (and (not (eq (aref str i) ?_)) (not (eq (aref str i) ?%)))
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64 (setq i (1- i)))
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65 (setq found-accel 1)
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66 )
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67 ((eq c ?_)
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68 (setq new-str (concat new-str "_")))
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69 ))
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70 (setq new-str (concat new-str (string (aref str i))))
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71 (setq i (1+ i))
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72 )
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73 (if found-accel new-str (concat "_" new-str))
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74 ))
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75
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76 (defun popup-builtin-open-dialog (keys)
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77 ;; Allowed keywords are:
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78 ;;
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79 ;; :initial-filename fname
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80 ;; :initial-directory dir
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81 ;; :filter-list (filter-desc filter ...)
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82 ;; :directory t/nil
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83 ;; :title string
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84 ;; :allow-multi-select t/nil
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85 ;; :create-prompt-on-nonexistent t/nil
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86 ;; :overwrite-prompt t/nil
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87 ;; :file-must-exist t/nil
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88 ;; :no-network-button t/nil
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89 ;; :no-read-only-return t/nil
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90 (let ((initial-filename (plist-get keys :initial-filename))
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91 (clicked-ok nil)
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92 (widget nil)
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93 filename)
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462
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94 (setq widget (gtk-file-dialog-new
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95 :directory (plist-get keys :directory)
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96 :callback `(lambda (f)
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97 (setq clicked-ok t
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98 filename f))
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99 :initial-directory (or (plist-get keys :initial-directory nil)
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100 (if initial-filename
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101 (file-name-directory initial-filename)
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102 default-directory))
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103 :filter-list (plist-to-alist
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104 (plist-get keys :filter-list nil))
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105 :file-must-exist (plist-get keys :file-must-exist nil)))
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106
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107 (gtk-signal-connect widget 'destroy (lambda (obj data) (gtk-main-quit)))
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108
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109 (gtk-window-set-transient-for widget (frame-property nil 'shell-widget))
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110 (gtk-widget-show-all widget)
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111 (gtk-main)
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112 (if (not clicked-ok)
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113 (signal 'quit nil)
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114 filename)))
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115
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116 (defalias 'popup-builtin-save-as-dialog 'popup-builtin-open-dialog)
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117
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118 (defun popup-builtin-color-dialog (keys)
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119 ;; Allowed keys:
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120 ;; :initial-color COLOR
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121 (let (;(initial-color (or (plist-get keys :initial-color) "white"))
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122 (title (or (plist-get keys :title "Select color...")))
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123 (dialog nil)
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124 (clicked-ok nil)
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125 (color nil))
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126 (setq dialog (gtk-color-selection-dialog-new title))
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127 (gtk-signal-connect
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128 (gtk-color-selection-dialog-ok-button dialog) 'clicked
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129 (lambda (button colorsel)
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130 (gtk-widget-hide-all dialog)
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131 (setq color (gtk-color-selection-get-color colorsel)
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132 clicked-ok t)
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133 (gtk-main-quit))
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134 (gtk-color-selection-dialog-colorsel dialog))
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135
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136 (gtk-signal-connect
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137 (gtk-color-selection-dialog-cancel-button dialog) 'clicked
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138 (lambda (&rest ignored)
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139 (gtk-main-quit)))
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140
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141 (put dialog 'modal t)
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142 (put dialog 'type 'dialog)
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143 (gtk-window-set-transient-for dialog (frame-property nil 'shell-widget))
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144
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145 (unwind-protect
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146 (progn
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147 (gtk-widget-show-now dialog)
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148 (gtk-main))
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149 '(gtk-widget-destroy dialog))
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150 (if (not clicked-ok)
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151 (signal 'quit nil))
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152 ;; Need to convert from (R G B A) to #rrggbb
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153 (format "#%02x%02x%02x"
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154 (* 256 (nth 0 color))
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155 (* 256 (nth 1 color))
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156 (* 256 (nth 2 color)))))
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157
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158 (defun popup-builtin-password-dialog (keys)
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159 ;; Format is (default callback :keyword value)
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160 ;; Allowed keywords are:
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161 ;;
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162 ;; :title string
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163 :; :prompt string
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164 ;; :default string
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165 ;; :verify boolean
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166 ;; :verify-prompt string
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167 (let* ((default (plist-get keys :default))
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168 (dialog nil)
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169 (clicked-ok nil)
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170 (passwd nil)
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171 (info nil)
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172 (generic-cb (lambda (x)
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173 (setq clicked-ok t
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174 passwd x))))
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175
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176 ;; Convert the descriptor to keywords and create the dialog
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177 (setq info (copy-list keys)
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178 info (plist-put info :callback generic-cb)
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179 info (plist-put info :default default)
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180 dialog (apply 'gtk-password-dialog-new info))
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181
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182 ;; Clicking any button or closing the box exits the main loop.
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183 (gtk-signal-connect (gtk-password-dialog-ok-button dialog)
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184 'clicked
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185 (lambda (&rest ignored)
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186 (gtk-main-quit)))
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187
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188 (gtk-signal-connect (gtk-password-dialog-cancel-button dialog)
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189 'clicked
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190 (lambda (&rest ignored)
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191 (gtk-main-quit)))
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192
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193 (gtk-signal-connect dialog
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194 'delete-event
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195 (lambda (&rest ignored)
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196 (gtk-main-quit)))
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197
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198 (gtk-widget-grab-focus (gtk-password-dialog-entry-widget dialog))
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199
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200 ;; Make us modal...
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201 (put dialog 'modal t)
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202 (gtk-window-set-transient-for dialog (frame-property nil 'shell-widget))
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203
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204 ;; Realize the damn thing & wait for some action...
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205 (gtk-widget-show-all dialog)
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206 (gtk-main)
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207
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208 (if (not clicked-ok)
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209 (signal 'quit nil))
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210
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211 (gtk-widget-destroy dialog)
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212 passwd))
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213
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214 (defun popup-builtin-question-dialog (keys)
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215 ;; Allowed keywords:
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216 ;; :question STRING
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217 ;; :buttons BUTTONDESC
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218 (let ((title (or (plist-get keys :title) "Question"))
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219 (buttons-descr (plist-get keys :buttons))
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220 (question (or (plist-get keys :question) "Question goes here..."))
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221 (dialog nil) ; GtkDialog
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222 (buttons nil) ; List of GtkButton objects
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223 (activep t)
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224 (callback nil)
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225 (flushrightp nil)
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707
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226 (length nil)
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227 (label nil)
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228 (gui-button nil)
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229 (accel-group (gtk-accel-group-new))
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230 (accel-key nil)
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231 (errp t))
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232 (if (not buttons-descr)
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233 (error 'syntax-error
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234 "Dialog descriptor must supply at least one button"))
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235
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236 ;; Do the basics - create the dialog, set the window title, and
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237 ;; add the label asking the question.
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238 (unwind-protect
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239 (progn
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240 (setq dialog (gtk-dialog-new))
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241 (gtk-window-set-title dialog title)
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242 (gtk-container-set-border-width dialog 3)
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243 (gtk-box-set-spacing (gtk-dialog-vbox dialog) 5)
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244 (gtk-container-add (gtk-dialog-vbox dialog) (gtk-label-new question))
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245
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246 ;; Create the buttons.
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247 (mapc (lambda (button)
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248 ;; Handle flushright buttons
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249 (if (null button)
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250 (setq flushrightp t)
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251
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252 ;; More sanity checking first of all.
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253 (if (not (vectorp button))
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254 (error "Button descriptor is not a vector: %S" button))
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255
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256 (setq length (length button))
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257
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258 (cond
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259 ((= length 1) ; [ "name" ]
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260 (setq callback nil
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261 activep nil))
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262 ((= length 2) ; [ "name" callback ]
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263 (setq callback (aref button 1)
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264 activep t))
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265 ((and (or (= length 3) (= length 4))
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266 (not (keywordp (aref button 2))))
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267 ;; [ "name" callback active-p ] or
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268 ;; [ "name" callback active-p suffix ]
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269 ;; We ignore the 'suffix' entry, because that is
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270 ;; what the X code does.
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271 (setq callback (aref button 1)
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272 activep (aref button 2)))
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273 (t ; 100% keyword specification
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274 (let ((plist (cdr (mapcar 'identity button))))
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275 (setq activep (plist-get plist :active)
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276 callback (plist-get plist :callback)))))
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277
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278 ;; Create the label and determine what the mnemonic key is.
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279 (setq label (gtk-label-new ""))
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280 (setq accel-key (gtk-label-parse-uline label
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281 (gtk-popup-convert-underscores (aref button 0))))
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282 ;; Place the label in the button.
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283 (gtk-misc-set-alignment label 0.5 0.5)
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284 (setq gui-button (gtk-button-new))
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285 (gtk-container-add gui-button label)
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286 ;; Add ALT-mnemonic to the dialog's accelerator group.
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287 (gtk-widget-add-accelerator gui-button "clicked" accel-group
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288 accel-key
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289 8 ; GDK_MOD1_MASK
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290 4 ; GTK_ACCEL_LOCKED
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291 )
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292
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293 (push gui-button buttons)
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462
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294 (gtk-widget-set-sensitive (car buttons) (eval activep))
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295
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296 ;; Apply the callback
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297 (gtk-signal-connect
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298 (car buttons) 'clicked
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299 (lambda (button data)
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300 (push (make-event 'misc-user
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301 (list 'object (car data)
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302 'function
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303 (if (symbolp (car data))
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304 'call-interactively
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305 'eval)))
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306 unread-command-events)
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307 (gtk-main-quit)
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308 t)
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309 (cons callback dialog))
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310
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311 (gtk-widget-show (car buttons))
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312 (funcall (if flushrightp 'gtk-box-pack-end 'gtk-box-pack-start)
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313 (gtk-dialog-action-area dialog) (car buttons)
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314 nil t 2)))
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315 buttons-descr)
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316
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317 ;; Make sure they can't close it with the window manager
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318 (gtk-signal-connect dialog 'delete-event (lambda (&rest ignored) t))
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319 (gtk-window-set-transient-for dialog (frame-property nil 'shell-widget))
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320 (put dialog 'type 'dialog)
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321 (put dialog 'modal t)
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2081
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322 ;; Make the dialog listen for global mnemonic keys/
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323 (gtk-window-add-accel-group dialog accel-group)
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324
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462
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325 (gtk-widget-show-all dialog)
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326 (gtk-main)
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327 (gtk-widget-destroy dialog)
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328 (setq errp nil))
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329 (if (not errp)
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330 ;; Nothing, we successfully showed the dialog
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331 nil
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332 ;; We need to destroy all the widgets, just in case.
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333 (mapc 'gtk-widget-destroy buttons)
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334 (gtk-widget-destroy dialog)))))
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335
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336 (defun gtk-make-dialog-box-internal (type keys)
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337 (case type
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338 (file
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339 (popup-builtin-open-dialog keys))
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340 (password
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341 (popup-builtin-password-dialog keys))
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342 (question
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343 (popup-builtin-question-dialog keys))
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344 (color
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345 (popup-builtin-color-dialog keys))
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346 (find
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347 )
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348 (font
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349 )
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350 (replace
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351 )
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352 (mswindows-message
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353 ;; This should really be renamed!
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354 )
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355 (print
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356 )
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357 (page-setup
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358 )
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359 (print-setup
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360 )
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361 (default
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362 (error "Unknown type of dialog: %S" type))))
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363
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364 (provide 'dialog-gtk)
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