;;; gnus-ems.el --- functions for making Gnus work under different Emacsen
-;; Copyright (C) 1995,96,97,98 Free Software Foundation, Inc.
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000
+;; Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;;; Function aliases later to be redefined for XEmacs usage.
-(defvar gnus-xemacs (string-match "XEmacs\\|Lucid" emacs-version)
- "Non-nil if running under XEmacs.")
+(eval-and-compile
+ (defvar gnus-xemacs (string-match "XEmacs" emacs-version)
+ "Non-nil if running under XEmacs."))
(defvar gnus-mouse-2 [mouse-2])
+(defvar gnus-down-mouse-3 [down-mouse-3])
(defvar gnus-down-mouse-2 [down-mouse-2])
+(defvar gnus-widget-button-keymap nil)
(defvar gnus-mode-line-modified
(if (or gnus-xemacs
(< emacs-major-version 20))
(autoload 'gnus-xmas-redefine "gnus-xmas")
(autoload 'appt-select-lowest-window "appt"))
-(or (fboundp 'mail-file-babyl-p)
- (fset 'mail-file-babyl-p 'rmail-file-p))
-
;;; Mule functions.
-(defun gnus-mule-cite-add-face (number prefix face)
- ;; At line NUMBER, ignore PREFIX and add FACE to the rest of the line.
- (when face
- (let ((inhibit-point-motion-hooks t)
- from to)
- (goto-line number)
- (unless (eobp) ; Sometimes things become confused (broken).
- (if (boundp 'MULE)
- (forward-char (chars-in-string prefix))
- (forward-char (length prefix)))
- (skip-chars-forward " \t")
- (setq from (point))
- (end-of-line 1)
- (skip-chars-backward " \t")
- (setq to (point))
- (when (< from to)
- (push (setq overlay (gnus-make-overlay from to))
- gnus-cite-overlay-list)
- (gnus-overlay-put (gnus-make-overlay from to) 'face face))))))
-
(defun gnus-mule-max-width-function (el max-width)
- (` (let* ((val (eval (, el)))
- (valstr (if (numberp val)
- (int-to-string val) val)))
- (if (> (length valstr) (, max-width))
- (truncate-string valstr (, max-width))
- valstr))))
-
-(defun gnus-encode-coding-string (string system)
- string)
-
-(defun gnus-decode-coding-string (string system)
- string)
+ `(let* ((val (eval (, el)))
+ (valstr (if (numberp val)
+ (int-to-string val) val)))
+ (if (> (length valstr) ,max-width)
+ (truncate-string-to-width valstr ,max-width)
+ valstr)))
(eval-and-compile
- (if (string-match "XEmacs\\|Lucid" emacs-version)
- nil
-
+ (if gnus-xemacs
+ (gnus-xmas-define)
(defvar gnus-mouse-face-prop 'mouse-face
- "Property used for highlighting mouse regions."))
-
- (cond
- ((string-match "XEmacs\\|Lucid" emacs-version)
- (gnus-xmas-define))
-
- ((or (not (boundp 'emacs-minor-version))
- (and (< emacs-major-version 20)
- (< emacs-minor-version 30)))
- ;; Remove the `intangible' prop.
- (let ((props (and (boundp 'gnus-hidden-properties)
- gnus-hidden-properties)))
- (while (and props (not (eq (car (cdr props)) 'intangible)))
- (setq props (cdr props)))
- (when props
- (setcdr props (cdr (cdr (cdr props))))))
- (unless (fboundp 'buffer-substring-no-properties)
- (defun buffer-substring-no-properties (beg end)
- (format "%s" (buffer-substring beg end)))))
-
- ((boundp 'MULE)
- (provide 'gnusutil))))
+ "Property used for highlighting mouse regions.")))
(eval-and-compile
(cond
set-face-background x-popup-menu)))
(while funcs
(unless (fboundp (car funcs))
- (fset (car funcs) 'gnus-dummy-func))
- (setq funcs (cdr funcs))))))
- (unless (fboundp 'file-regular-p)
- (defun file-regular-p (file)
- (and (not (file-directory-p file))
- (not (file-symlink-p file))
- (file-exists-p file))))
- (unless (fboundp 'face-list)
- (defun face-list (&rest args))))
+ (defalias (car funcs) 'gnus-dummy-func))
+ (setq funcs (cdr funcs)))))))
(eval-and-compile
(let ((case-fold-search t))
(cond
- ((string-match "windows-nt\\|os/2\\|emx" (format "%s" system-type))
+ ((string-match "windows-nt\\|os/2\\|emx\\|cygwin32"
+ (symbol-name system-type))
(setq nnheader-file-name-translation-alist
(append nnheader-file-name-translation-alist
- '((?: . ?_)
- (?+ . ?-))))))))
+ (mapcar (lambda (c) (cons c ?_))
+ '(?: ?* ?\" ?< ?> ??))
+ '((?+ . ?-))))))))
(defvar gnus-tmp-unread)
(defvar gnus-tmp-replied)
(defun gnus-ems-redefine ()
(cond
- ((string-match "XEmacs\\|Lucid" emacs-version)
+ (gnus-xemacs
(gnus-xmas-redefine))
((featurep 'mule)
;; Mule and new Emacs definitions
;; [Note] Now there are three kinds of mule implementations,
- ;; original MULE, XEmacs/mule and beta version of Emacs including
- ;; some mule features. Unfortunately these API are different. In
+ ;; original MULE, XEmacs/mule and Emacs 20+ including
+ ;; MULE features. Unfortunately these API are different. In
;; particular, Emacs (including original MULE) and XEmacs are
- ;; quite different.
+ ;; quite different. Howvere, this version of Gnus doesn't support
+ ;; anything other than XEmacs 20+ and Emacs 20.3+.
+
;; Predicates to check are following:
;; (boundp 'MULE) is t only if MULE (original; anything older than
;; Mule 2.3) is running.
;; (featurep 'mule) is t when every mule variants are running.
- ;; These implementations may be able to share between original
- ;; MULE and beta version of new Emacs. In addition, it is able to
- ;; detect XEmacs/mule by (featurep 'mule) and to check variable
- ;; `emacs-version'. In this case, implementation for XEmacs/mule
- ;; may be able to share between XEmacs and XEmacs/mule.
-
- (defalias 'gnus-truncate-string 'truncate-string)
+ ;; It is possible to detect XEmacs/mule by (featurep 'mule) and
+ ;; checking `emacs-version'. In this case, the implementation for
+ ;; XEmacs/mule may be shareable between XEmacs and XEmacs/mule.
(defvar gnus-summary-display-table nil
"Display table used in summary mode buffers.")
- (fset 'gnus-cite-add-face 'gnus-mule-cite-add-face)
- (fset 'gnus-max-width-function 'gnus-mule-max-width-function)
- (fset 'gnus-summary-set-display-table (lambda ()))
- (fset 'gnus-encode-coding-string 'encode-coding-string)
- (fset 'gnus-decode-coding-string 'decode-coding-string)
-
+ (defalias 'gnus-max-width-function 'gnus-mule-max-width-function)
+ (defalias 'gnus-summary-set-display-table (lambda ()))
+
(when (boundp 'gnus-check-before-posting)
(setq gnus-check-before-posting
(delq 'long-lines
(format "%4d: %-20s"
gnus-tmp-lines
(if (> (length gnus-tmp-name) 20)
- (truncate-string gnus-tmp-name 20)
+ (truncate-string-to-width gnus-tmp-name 20)
gnus-tmp-name))
gnus-tmp-closing-bracket)
(point))
gnus-mouse-face-prop gnus-mouse-face)
- (insert " " gnus-tmp-subject-or-nil "\n"))
- )))
+ (insert " " gnus-tmp-subject-or-nil "\n")))))
(defun gnus-region-active-p ()
"Say whether the region is active."
(defun gnus-add-minor-mode (mode name map)
(if (fboundp 'add-minor-mode)
(add-minor-mode mode name map)
+ (set (make-local-variable mode) t)
(unless (assq mode minor-mode-alist)
(push `(,mode ,name) minor-mode-alist))
(unless (assq mode minor-mode-map-alist)
(let ((dir (nnheader-find-etc-directory "gnus"))
pixmap file height beg i)
(save-excursion
- (switch-to-buffer (get-buffer-create gnus-group-buffer))
+ (switch-to-buffer (gnus-get-buffer-create gnus-group-buffer))
(let ((buffer-read-only nil))
(erase-buffer)
(when (and dir
(file-exists-p (setq file (concat dir "x-splash"))))
- (nnheader-temp-write nil
+ (with-temp-buffer
(insert-file-contents file)
(goto-char (point-min))
(ignore-errors
(setq pixmap (read (current-buffer))))))
(when pixmap
- (erase-buffer)
(unless (facep 'gnus-splash)
(make-face 'gnus-splash))
(setq height (/ (car pixmap) (frame-char-height))
width (/ (cadr pixmap) (frame-char-width)))
- (set-face-foreground 'gnus-splash "ForestGreen")
+ (set-face-foreground 'gnus-splash "Brown")
(set-face-stipple 'gnus-splash pixmap)
(insert-char ?\n (* (/ (window-height) 2 height) height))
(setq i height)
(while (> i 0)
- (insert-char ? (* (+ (/ (window-width) 2 width) 1) width))
+ (insert-char ? (* (/ (window-width) 2 width) width))
(setq beg (point))
(insert-char ? width)
(set-text-properties beg (point) '(face gnus-splash))
(goto-char (point-min))
(sit-for 0))))))
+(defun gnus-article-display-xface (beg end)
+ "Display an XFace header from between BEG and END in the current article.
+This requires support for XPM or XBM images in your Emacs and the
+external programs `uncompface', `icontopbm' and either `ppmtoxpm' (for
+XPM support) or `ppmtoxbm' (for XBM support). On a GNU/Linux system
+these might be in packages with names like `compface' or `faces-xface'
+and `netpbm' or `libgr-progs', for instance.
+
+This function is for Emacs 21+. See `gnus-xmas-article-display-xface'
+for XEmacs."
+ (save-excursion
+ (let ((cur (current-buffer))
+ image type)
+ (when (and (fboundp 'image-type-available-p)
+ (cond ((image-type-available-p 'xpm) (setq type 'xpm))
+ ((image-type-available-p 'xbm) (setq type 'xbm))))
+ (with-temp-buffer
+ (insert-buffer-substring cur beg end)
+ (call-process-region (point-min) (point-max) "uncompface"
+ 'delete '(t nil))
+ (goto-char (point-min))
+ (insert "/* Width=48, Height=48 */\n")
+ (and (eq 0 (call-process-region (point-min) (point-max) "icontopbm"
+ 'delete '(t nil)))
+ (eq 0 (call-process-region (point-min) (point-max)
+ (if (eq type 'xpm)
+ "ppmtoxpm"
+ "pbmtoxbm")
+ 'delete '(t nil)))
+ (setq image (create-image (buffer-string) type t))))
+ (when image
+ (goto-char (point-min))
+ (re-search-forward "^From:" nil 'move)
+ (insert-image image " "))))))
+
(provide 'gnus-ems)
;; Local Variables: