1 | ;;; poe-xemacs.el --- poe submodule for XEmacs |
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2 | |
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3 | ;; Copyright (C) 1995 Free Software Foundation, Inc. |
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4 | ;; Copyright (C) 1995,1996,1997,1998 MORIOKA Tomohiko |
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5 | |
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6 | ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp> |
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7 | ;; Keywords: emulation, compatibility, XEmacs |
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8 | |
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9 | ;; This file is part of APEL (A Portable Emacs Library). |
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10 | |
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11 | ;; This program is free software; you can redistribute it and/or |
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12 | ;; modify it under the terms of the GNU General Public License as |
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13 | ;; published by the Free Software Foundation; either version 2, or (at |
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14 | ;; your option) any later version. |
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15 | |
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16 | ;; This program 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 GNU |
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19 | ;; 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 XEmacs; see the file COPYING. If not, write to the Free |
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23 | ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
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24 | ;; 02111-1307, USA. |
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25 | |
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26 | ;;; Code: |
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27 | |
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28 | (require 'pym) |
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29 | |
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30 | |
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31 | ;;; @ color |
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32 | ;;; |
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33 | |
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34 | (defun-maybe set-cursor-color (color-name) |
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35 | "Set the text cursor color of the selected frame to COLOR. |
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36 | When called interactively, prompt for the name of the color to use." |
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37 | (interactive "sColor: ") |
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38 | (set-frame-property (selected-frame) 'cursor-color |
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39 | (if (color-instance-p color-name) |
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40 | color-name |
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41 | (make-color-instance color-name)))) |
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42 | |
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43 | |
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44 | ;;; @ face |
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45 | ;;; |
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46 | |
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47 | (defalias-maybe 'face-list 'list-faces) |
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48 | |
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49 | (or (memq 'underline (face-list)) |
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50 | (and (fboundp 'make-face) |
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51 | (make-face 'underline))) |
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52 | |
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53 | (or (face-differs-from-default-p 'underline) |
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54 | (set-face-underline-p 'underline t)) |
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55 | |
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56 | |
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57 | ;;; @ overlay |
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58 | ;;; |
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59 | |
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60 | (condition-case nil |
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61 | (require 'overlay) |
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62 | (error |
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63 | (defalias 'make-overlay 'make-extent) |
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64 | (defalias 'overlayp 'extentp) |
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65 | (defalias 'overlay-put 'set-extent-property) |
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66 | (defalias 'overlay-buffer 'extent-buffer) |
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67 | (defun move-overlay (extent start end &optional buffer) |
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68 | (set-extent-endpoints extent start end)) |
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69 | (defalias 'delete-overlay 'detach-extent))) |
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70 | |
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71 | |
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72 | ;;; @ dired |
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73 | ;;; |
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74 | |
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75 | (defun-maybe dired-other-frame (dirname &optional switches) |
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76 | "\"Edit\" directory DIRNAME. Like `dired' but makes a new frame." |
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77 | (interactive (dired-read-dir-and-switches "in other frame ")) |
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78 | (switch-to-buffer-other-frame (dired-noselect dirname switches))) |
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79 | |
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80 | |
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81 | ;;; @ timer |
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82 | ;;; |
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83 | |
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84 | (condition-case nil |
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85 | (require 'timer) |
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86 | (error |
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87 | (require 'itimer) |
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88 | (defun-maybe run-at-time (time repeat function &rest args) |
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89 | (start-itimer (make-temp-name "rat") |
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90 | `(lambda () |
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91 | (,function ,@args)) |
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92 | time repeat)) |
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93 | (defalias 'cancel-timer 'delete-itimer) |
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94 | (defun with-timeout-handler (tag) |
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95 | (throw tag 'timeout)) |
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96 | (defmacro-maybe with-timeout (list &rest body) |
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97 | (let ((seconds (car list)) |
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98 | (timeout-forms (cdr list))) |
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99 | `(let ((with-timeout-tag (cons nil nil)) |
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100 | with-timeout-value with-timeout-timer) |
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101 | (if (catch with-timeout-tag |
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102 | (progn |
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103 | (setq with-timeout-timer |
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104 | (run-at-time ,seconds nil |
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105 | 'with-timeout-handler |
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106 | with-timeout-tag)) |
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107 | (setq with-timeout-value (progn . ,body)) |
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108 | nil)) |
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109 | (progn . ,timeout-forms) |
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110 | (cancel-timer with-timeout-timer) |
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111 | with-timeout-value)))))) |
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112 | |
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113 | |
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114 | ;;; @ to avoid bug of XEmacs 19.14 |
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115 | ;;; |
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116 | |
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117 | (or (string-match "^../" |
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118 | (file-relative-name "/usr/local/share" "/usr/local/lib")) |
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119 | ;; This function was imported from Emacs 19.33. |
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120 | (defun file-relative-name (filename &optional directory) |
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121 | "Convert FILENAME to be relative to DIRECTORY |
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122 | (default: default-directory)." |
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123 | (setq filename (expand-file-name filename) |
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124 | directory (file-name-as-directory |
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125 | (expand-file-name |
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126 | (or directory default-directory)))) |
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127 | (let ((ancestor "")) |
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128 | (while (not (string-match (concat "^" (regexp-quote directory)) |
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129 | filename)) |
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130 | (setq directory (file-name-directory (substring directory 0 -1)) |
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131 | ancestor (concat "../" ancestor))) |
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132 | (concat ancestor (substring filename (match-end 0)))))) |
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133 | |
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134 | |
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135 | ;;; @ Emacs 20.3 emulation |
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136 | ;;; |
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137 | |
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138 | (defalias-maybe 'line-beginning-position 'point-at-bol) |
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139 | (defalias-maybe 'line-end-position 'point-at-eol) |
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140 | |
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141 | ;;; @ XEmacs 21 emulation |
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142 | ;;; |
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143 | |
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144 | ;; XEmacs 20.5 and later: (set-extent-properties EXTENT PLIST) |
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145 | (defun-maybe set-extent-properties (extent plist) |
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146 | "Change some properties of EXTENT. |
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147 | PLIST is a property list. |
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148 | For a list of built-in properties, see `set-extent-property'." |
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149 | (while plist |
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150 | (set-extent-property extent (car plist) (cadr plist)) |
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151 | (setq plist (cddr plist)))) |
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152 | |
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153 | ;;; @ end |
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154 | ;;; |
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155 | |
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156 | (require 'product) |
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157 | (product-provide (provide 'poe-xemacs) (require 'apel-ver)) |
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158 | |
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159 | ;;; poe-xemacs.el ends here |
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