;;; gnus-ems.el --- functions for making Gnus work under different Emacsen
-;; Copyright (C) 1995,96,97 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;; This file is part of GNU Emacs.
"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))
+ '("--**-" . "-----")
+ '("**" "--")))
-(eval-and-compile
+(eval-and-compile
(autoload 'gnus-xmas-define "gnus-xmas")
(autoload 'gnus-xmas-redefine "gnus-xmas")
- (autoload 'appt-select-lowest-window "appt.el"))
-
-(or (fboundp 'mail-file-babyl-p)
- (fset 'mail-file-babyl-p 'rmail-file-p))
+ (autoload 'appt-select-lowest-window "appt"))
;;; 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)
- (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)
- (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))))
+ `(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 gnus-xemacs
+ (if (string-match "XEmacs\\|Lucid" emacs-version)
nil
(defvar gnus-mouse-face-prop 'mouse-face
- "Property used for highlighting mouse regions.")
+ "Property used for highlighting mouse regions."))
- (defvar gnus-article-x-face-command
- "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | xv -quit -"
- "String or function to be executed to display an X-Face header.
-If it is a string, the command will be executed in a sub-shell
-asynchronously. The compressed face will be piped to this command."))
-
- (cond
+ (cond
((string-match "XEmacs\\|Lucid" emacs-version)
(gnus-xmas-define))
- ((or (not (boundp 'emacs-minor-version))
- (< 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))))
(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))))
+ (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
'((?: . ?_)
(defvar gnus-tmp-subject-or-nil)
(defun gnus-ems-redefine ()
- (cond
+ (cond
((string-match "XEmacs\\|Lucid" emacs-version)
(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
;; (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)
(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 ()))
+
(when (boundp 'gnus-check-before-posting)
(setq gnus-check-before-posting
(delq 'long-lines
(delq 'control-chars gnus-check-before-posting))))
(defun gnus-summary-line-format-spec ()
- (insert gnus-tmp-unread gnus-tmp-replied
+ (insert gnus-tmp-unread gnus-tmp-replied
gnus-tmp-score-char gnus-tmp-indentation)
(put-text-property
(point)
(progn
- (insert
- gnus-tmp-opening-bracket
- (format "%4d: %-20s"
- gnus-tmp-lines
+ (insert
+ gnus-tmp-opening-bracket
+ (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))
(insert " " gnus-tmp-subject-or-nil "\n"))
)))
+(defun gnus-region-active-p ()
+ "Say whether the region is active."
+ (and (boundp 'transient-mark-mode)
+ transient-mark-mode
+ (boundp 'mark-active)
+ mark-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)
+ (push (cons mode map)
+ minor-mode-map-alist))))
+
+(defun gnus-x-splash ()
+ "Show a splash screen using a pixmap in the current buffer."
+ (let ((dir (nnheader-find-etc-directory "gnus"))
+ pixmap file height beg i)
+ (save-excursion
+ (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"))))
+ (with-temp-buffer
+ (insert-file-contents file)
+ (goto-char (point-min))
+ (ignore-errors
+ (setq pixmap (read (current-buffer))))))
+ (when pixmap
+ (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 "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) width))
+ (setq beg (point))
+ (insert-char ? width)
+ (set-text-properties beg (point) '(face gnus-splash))
+ (insert "\n")
+ (decf i))
+ (goto-char (point-min))
+ (sit-for 0))))))
(provide 'gnus-ems)