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1 ;;; Copyright (C) 1993 Cengiz Alaettinoglu
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2 ;;; Cengiz Alaettinoglu <ca@cs.umd.edu>
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3
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4 ;;; Copyright (C) 1991 Tim Wilson and Sebastian Kremer
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5 ;;; Tim.Wilson@cl.cam.ac.uk
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6 ;;; Sebastian Kremer <sk@thp.uni-koeln.de>
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7 ;;; Modified to work with XEmacs
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8
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9 ;; Keywords: dired extensions, faces
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10
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11 ;; This file is part of XEmacs.
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12
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13 ;; XEmacs is free software; you can redistribute it and/or modify it
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14 ;; under the terms of the GNU General Public License as published by
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15 ;; the Free Software Foundation; either version 2, or (at your option)
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16 ;; any later version.
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17
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18 ;; XEmacs is distributed in the hope that it will be useful, but
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19 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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21 ;; General Public License for more details.
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22
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23 ;; You should have received a copy of the GNU General Public License
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24 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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25 ;; Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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26
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27 ;;; Synched up with: Not synched with FSF.
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28
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29
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30 ; How to install
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31 ; (add-hook 'dired-load-hook '(lambda () (require 'dired-xemacs-highlight)) t)
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32
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33 (require 'dired)
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34 (require 'dired-extra "dired-x")
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35 (provide 'dired-xemacs-highlight)
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36
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37 (or (find-face 'dired-face-marked)
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38 (and
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39 (make-face 'dired-face-marked)
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40 (or (face-differs-from-default-p 'dired-face-marked)
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41 (if (eq (device-class) 'color)
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42 (progn
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43 (set-face-foreground 'dired-face-marked (face-foreground 'default))
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44 (set-face-background 'dired-face-marked "PaleVioletRed"))
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45 (set-face-underline-p 'dired-face-marked t)))))
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46
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47 (or (find-face 'dired-face-deleted)
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48 (and
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49 (make-face 'dired-face-deleted)
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50 (or (face-differs-from-default-p 'dired-face-deleted)
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51 (if (eq (device-class) 'color)
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52 (progn
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53 (set-face-foreground 'dired-face-deleted
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54 (face-foreground 'default))
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55 (set-face-background 'dired-face-deleted "LightSlateGray"))
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56 (set-face-underline-p 'dired-face-deleted t)))))
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57
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58 (or (find-face 'dired-face-directory)
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59 (and
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60 (make-face 'dired-face-directory)
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61 (or (face-differs-from-default-p 'dired-face-directory)
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62 (if (eq (device-class) 'color)
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63 (progn
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64 (set-face-foreground 'dired-face-directory
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65 (face-foreground 'default))
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66 (make-face-bold 'dired-face-directory))
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67 (make-face-bold-italic 'dired-face-directory)))))
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68
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69 (or (find-face 'dired-face-executable)
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70 (and
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71 (make-face 'dired-face-executable)
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72 (or (face-differs-from-default-p 'dired-face-executable)
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73 (if (eq (device-class) 'color)
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74 (set-face-foreground 'dired-face-executable "SeaGreen")
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75 (make-face-bold 'dired-face-executable)))))
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76
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77 (or (find-face 'dired-face-setuid)
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78 (and
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79 (make-face 'dired-face-setuid)
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80 (or (face-differs-from-default-p 'dired-face-setuid)
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81 (if (eq (device-class) 'color)
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82 (set-face-foreground 'dired-face-setuid "Red")
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83 (make-face-bold 'dired-face-setuid)))))
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84
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85 (or (find-face 'dired-face-socket)
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86 (and
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87 (make-face 'dired-face-socket)
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88 (or (face-differs-from-default-p 'dired-face-socket)
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89 (if (eq (device-class) 'color)
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90 (set-face-foreground 'dired-face-socket "Gold")
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91 (make-face-italic 'dired-face-socket)))))
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92
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93 (or (find-face 'dired-face-symlink)
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94 (and
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95 (make-face 'dired-face-symlink)
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96 (or (face-differs-from-default-p 'dired-face-symlink)
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97 (if (eq (device-class) 'color)
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98 (progn
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99 (set-face-foreground 'dired-face-symlink "MediumBlue")
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100 (make-face-bold 'dired-face-symlink))
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101 (make-face-italic 'dired-face-symlink)))))
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102
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103 (or (find-face 'dired-face-boring)
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104 (and
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105 (make-face 'dired-face-boring)
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106 (or (face-differs-from-default-p 'dired-face-boring)
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107 (if (eq (device-class) 'color)
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108 (set-face-foreground 'dired-face-boring "Grey")
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109 (set-face-background-pixmap
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110 'dired-face-boring
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111 [32 2 "\125\125\125\125\252\252\252\252"])))))
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112
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113 (defvar dired-do-permission-highlighting-too nil
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114 "Set if we think we should use dired-chmod style permission highlighting.
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115 This is determined at first-pass time, to avoid filtering the buffer twice.")
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116
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117 (defvar dired-x11-re-boring (if (fboundp 'dired-omit-regexp)
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118 (dired-omit-regexp)
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119 "^#\\|~$")
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120 "Regexp to match backup, autosave and otherwise boring files.
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121 Those files are displayed in a boring color such as grey (see
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122 variable `dired-x11-boring-color').")
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123
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124 (defvar dired-re-socket
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125 (concat dired-re-maybe-mark dired-re-inode-size "s"))
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126
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127 (defvar dired-re-setuid
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128 (concat dired-re-maybe-mark dired-re-inode-size
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129 "-[-r][-w][Ss][-r][-w][sx][-r][-w][xst]")
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130 "setuid plain file (even if not executable)")
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131
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132 (defvar dired-re-setgid
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133 (concat dired-re-maybe-mark dired-re-inode-size
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134 "-[-r][-w][-x][-r][-w][Ss][-r][-w][xst]")
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135 "setgid plain file (even if not executable)")
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136
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137 (defun dired-xemacs-highlight-one (face)
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138 (and (dired-move-to-filename t)
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139 (set-extent-face (make-extent (dired-move-to-filename)
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140 (dired-move-to-end-of-filename))
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141 face)))
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142
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143 (defun dired-xemacs-highlight ()
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144 (message "Highlighting... directory")
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145 ;; Let's try to do this in one pass...
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146 (setq dired-do-permission-highlighting-too
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147 (or dired-do-permission-highlighting-too (featurep 'dired-chmod)))
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148 (if (and dired-do-permission-highlighting-too
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149 (member 'dired-permissions-highlight dired-after-readin-hook))
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150 (remove-hook 'dired-after-readin-hook 'dired-permissions-highlight))
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151 (save-excursion
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152 (goto-char (point-min))
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153 (while (not (eobp))
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154 (and (not (eolp))
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155 (progn
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156 (beginning-of-line)
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157 (cond
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158 ((re-search-forward
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159 dired-x11-re-boring
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160 (save-excursion
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161 (end-of-line)
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162 (point))
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163 t)
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164 (dired-xemacs-highlight-one 'dired-face-boring))
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165 ((looking-at dired-re-dir)
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166 (dired-xemacs-highlight-one 'dired-face-directory))
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167 ((looking-at dired-re-sym)
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168 (dired-xemacs-highlight-one 'dired-face-symlink))
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169 ((or (looking-at dired-re-setuid)
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170 (looking-at dired-re-setgid))
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171 (dired-xemacs-highlight-one 'dired-face-setuid))
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172 ((looking-at dired-re-exe)
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173 (dired-xemacs-highlight-one 'dired-face-executable))
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174 ((looking-at dired-re-socket)
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175 (dired-xemacs-highlight-one 'dired-face-socket)))
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176 (if dired-do-permission-highlighting-too
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177 (dired-make-permissions-interactive))))
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178 (forward-line 1))
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179 (message "Highlighting...done")
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180 ))
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181
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182 ;FSF's version?
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183 ;(defconst dired-font-lock-keywords
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184 ; (list (cons "^\\*.*$" 'dired-face-marked)
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185 ; (cons "^\\D.*$" 'dired-face-deleted)))
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186
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187 (defconst dired-font-lock-keywords (purecopy
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188 (let ((bn (concat "\\(Jan\\|Feb\\|Mar\\|Apr\\|May\\|Jun\\|Jul\\|"
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189 "Aug\\|Sep\\|Oct\\|Nov\\|Dec\\) +[0-9]+ +[0-9:]+")))
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190 (list
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191 '("^ [/~].*:$" . bold-italic) ; Header
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192 (list (concat "^\\(\\([^ ].*\\)" bn "\\) \\(.*\\)$") 1 'bold) ; Marked
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193 (list (concat "^. +d.*" bn " \\(.*\\)$") 2 'bold) ; Subdirs
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194 (list (concat "^. +l.*" bn " \\(.*\\)$") 2 'italic) ; Links
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195 (cons (concat "^. +-..[xsS]......\\|" ; Regular files with executable
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196 "^. +-.....[xsS]...\\|" ; or setuid/setgid bits set
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197 "^. +-........[xsS]")
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198 'bold)
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199 ;; Possibly we should highlight more types of files differently:
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200 ;; backups; autosaves; core files? Those with ignored-extensions?
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201 )))
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202 "Expressions to highlight in Dired buffers.")
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203
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204 (put 'dired-mode 'font-lock-keywords 'dired-font-lock-keywords)
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205
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206 (add-hook 'dired-after-readin-hook 'dired-xemacs-highlight)
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