(defvar gnus-mouse-2 [mouse-2])
(defvar gnus-easymenu 'easymenu)
+(defvar gnus-group-mode-hook ())
+(defvar gnus-summary-mode-hook ())
+(defvar gnus-article-mode-hook ())
;; We do not byte-compile this file, because error messages are such a
;; bore.
(eval
- '(cond
+ '(progn
+ (if (string-match "XEmacs\\|Lucid" emacs-version)
+ ()
+ ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
+ (defvar gnus-display-type
+ (condition-case nil
+ (let ((display-resource (x-get-resource ".displayType" "DisplayType")))
+ (cond (display-resource (intern (downcase display-resource)))
+ ((x-display-color-p) 'color)
+ ((x-display-grayscale-p) 'grayscale)
+ (t 'mono)))
+ (error 'mono))
+ "A symbol indicating the display Emacs is running under.
+The symbol should be one of `color', `grayscale' or `mono'. If Emacs
+guesses this display attribute wrongly, either set this variable in
+your `~/.emacs' or set the resource `Emacs.displayType' in your
+`~/.Xdefaults'. See also `gnus-background-mode'.
+
+This is a meta-variable that will affect what default values other
+variables get. You would normally not change this variable, but
+pounce directly on the real variables themselves.")
+
+ (defvar gnus-background-mode
+ (condition-case nil
+ (let ((bg-resource (x-get-resource ".backgroundMode"
+ "BackgroundMode"))
+ (params (frame-parameters)))
+ (cond (bg-resource (intern (downcase bg-resource)))
+ ((and (cdr (assq 'background-color params))
+ (< (apply '+ (x-color-values
+ (cdr (assq 'background-color params))))
+ (/ (apply '+ (x-color-values "white")) 3)))
+ 'dark)
+ (t 'light)))
+ (error 'light))
+ "A symbol indicating the Emacs background brightness.
+The symbol should be one of `light' or `dark'.
+If Emacs guesses this frame attribute wrongly, either set this variable in
+your `~/.emacs' or set the resource `Emacs.backgroundMode' in your
+`~/.Xdefaults'.
+See also `gnus-display-type'.
+
+This is a meta-variable that will affect what default values other
+variables get. You would normally not change this variable, but
+pounce directly on the real variables themselves."))
+
+ (cond
+ ((string-match "XEmacs\\|Lucid" emacs-version)
+ ;; XEmacs definitions.
+
+ (setq gnus-mouse-2 [button2])
+ (setq gnus-easymenu 'auc-menu)
+
+ (or (memq 'underline (list-faces))
+ (funcall (intern "make-face") 'underline))
+ ;; Must avoid calling set-face-underline-p directly, because it
+ ;; is a defsubst in emacs19, and will make the .elc files non
+ ;; portable!
+ (or (face-differs-from-default-p 'underline)
+ (funcall 'set-face-underline-p 'underline t))
+ (or (fboundp 'set-text-properties)
+ (defun set-text-properties (start end props &optional buffer)
+ (if (or (null buffer) (bufferp buffer))
+ (if props
+ (while props
+ (put-text-property
+ start end (car props) (nth 1 props) buffer)
+ (setq props (nthcdr 2 props)))
+ (remove-text-properties start end ())))))
+
+ (or (fboundp 'make-overlay) (fset 'make-overlay 'make-extent))
+ (or (fboundp 'overlay-put) (fset 'overlay-put 'set-extent-property))
+ (or (fboundp 'move-overlay)
+ (defun move-overlay (extent start end &optional buffer)
+ (set-extent-endpoints extent start end)))
+ (or (boundp 'standard-display-table) (setq standard-display-table nil))
+ (or (boundp 'read-event) (fset 'read-event 'next-command-event))
+
+ ;; Fix by "jeff (j.d.) sparkes" <jsparkes@bnr.ca>.
+ (defvar gnus-display-type (device-class)
+ "A symbol indicating the display Emacs is running under.
+The symbol should be one of `color', `grayscale' or `mono'. If Emacs
+guesses this display attribute wrongly, either set this variable in
+your `~/.emacs' or set the resource `Emacs.displayType' in your
+`~/.Xdefaults'. See also `gnus-background-mode'.
+
+This is a meta-variable that will affect what default values other
+variables get. You would normally not change this variable, but
+pounce directly on the real variables themselves.")
+
+
+ (or (fboundp 'x-color-values)
+ (fset 'x-color-values
+ (lambda (color)
+ (color-instance-rgb-components
+ (make-color-instance color)))))
+
+ (defvar gnus-background-mode
+ (let ((bg-resource
+ (x-get-resource ".backgroundMode" "BackgroundMode" 'string))
+ (params (frame-parameters)))
+ (cond (bg-resource (intern (downcase bg-resource)))
+ ((and (assq 'background-color params)
+ (< (apply '+ (x-color-values
+ (cdr (assq 'background-color params))))
+ (/ (apply '+ (x-color-values "white")) 3)))
+ 'dark)
+ (t 'light)))
+ "A symbol indicating the Emacs background brightness.
+The symbol should be one of `light' or `dark'.
+If Emacs guesses this frame attribute wrongly, either set this variable in
+your `~/.emacs' or set the resource `Emacs.backgroundMode' in your
+`~/.Xdefaults'.
+See also `gnus-display-type'.
+
+This is a meta-variable that will affect what default values other
+variables get. You would normally not change this variable, but
+pounce directly on the real variables themselves.")
+
+
+ (defun gnus-install-mouse-tracker ()
+ (require 'mode-motion)
+ (setq mode-motion-hook 'mode-motion-highlight-line)))
+
+ ((and (not (string-match "28.9" emacs-version))
+ (not (string-match "29" emacs-version)))
+ (setq gnus-hidden-properties '(invisible t))
+ (or (fboundp 'buffer-substring-no-properties)
+ (defun buffer-substring-no-properties (beg end)
+ (format "%s" (buffer-substring beg end)))))
+
+ ((boundp 'MULE)
+ (provide 'gnusutil))
+
+ )))
+
+(eval-and-compile
+ (cond
+ ((not window-system)
+ (defun gnus-dummy-func (&rest args))
+ (let ((funcs '(mouse-set-point set-face-foreground
+ set-face-background x-popup-menu)))
+ (while funcs
+ (or (fboundp (car funcs))
+ (fset (car funcs) 'gnus-dummy-func))
+ (setq funcs (cdr funcs))))))
+ (or (fboundp 'file-regular-p)
+ (defun file-regular-p (file)
+ (and (not (file-directory-p file))
+ (not (file-symlink-p file))
+ (file-exists-p file))))
+ (or (fboundp 'face-list)
+ (defun face-list (&rest args)))
+ )
+
+(defun gnus-ems-redefine ()
+ (cond
((string-match "XEmacs\\|Lucid" emacs-version)
;; XEmacs definitions.
+ (fset 'gnus-mouse-face-function 'identity)
+ (fset 'gnus-summary-make-display-table (lambda () nil))
+ (fset 'gnus-visual-turn-off-edit-menu 'identity)
+
+ (defun gnus-highlight-selected-summary ()
+ ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
+ ;; Highlight selected article in summary buffer
+ (if gnus-summary-selected-face
+ (save-excursion
+ (let* ((beg (progn (beginning-of-line) (point)))
+ (end (progn (end-of-line) (point)))
+ (to (max 1 (1- (or (previous-single-property-change
+ end 'mouse-face nil beg) end))))
+ (from (1+ (or (next-single-property-change
+ beg 'mouse-face nil end) beg))))
+ (if (< to beg)
+ (progn
+ (setq from beg)
+ (setq to end)))
+ (if gnus-newsgroup-selected-overlay
+ (delete-extent gnus-newsgroup-selected-overlay))
+ (setq gnus-newsgroup-selected-overlay
+ (make-extent from to))
+ (set-extent-face gnus-newsgroup-selected-overlay
+ gnus-summary-selected-face)))))
- (setq gnus-mouse-2 [button2])
- (setq gnus-easymenu 'auc-menu)
-
- (or (memq 'underline (list-faces))
- (funcall (intern "make-face") 'underline))
- (or (face-differs-from-default-p 'underline)
- (set-face-underline-p 'underline t))
- (or (fboundp 'set-text-properties)
- (defun set-text-properties (start end props &optional buffer)
- (if props
- (put-text-property start end (car props) (cadr props) buffer)
- (remove-text-properties start end ()))))
-
- (or (fboundp 'make-overlay) (fset 'make-overlay 'make-extent))
- (or (fboundp 'overlay-put) (fset 'overlay-put 'set-extent-property))
- (or (fboundp 'move-overlay)
- (defun move-overlay (extent start end &optional buffer)
- (set-extent-endpoints extent start end)))
- (or (boundp 'standard-display-table) (setq standard-display-table nil))
+
+ (defun gnus-summary-recenter ()
+ (let* ((top (cond ((< (window-height) 4) 0)
+ ((< (window-height) 7) 1)
+ (t 2)))
+ (height (- (window-height) 2))
+ (bottom (save-excursion (goto-char (point-max))
+ (forward-line (- height))
+ (point)))
+ (window (get-buffer-window (current-buffer))))
+ (and
+ ;; The user has to want it,
+ gnus-auto-center-summary
+ ;; the article buffer must be displayed,
+ (get-buffer-window gnus-article-buffer)
+ ;; Set the window start to either `bottom', which is the biggest
+ ;; possible valid number, or the second line from the top,
+ ;; whichever is the least.
+ (set-window-start
+ window (min bottom (save-excursion (forward-line (- top))
+ (point)))))))
+
+ (defun gnus-group-insert-group-line-info (group)
+ (let ((entry (gnus-gethash group gnus-newsrc-hashtb))
+ (beg (point))
+ active info)
+ (if entry
+ (progn
+ (setq info (nth 2 entry))
+ (gnus-group-insert-group-line
+ nil group (nth 1 info) (nth 3 info) (car entry) (nth 4 info)))
+ (setq active (gnus-gethash group gnus-active-hashtb))
+
+ (gnus-group-insert-group-line
+ nil group (if (member group gnus-zombie-list) gnus-level-zombie
+ gnus-level-killed)
+ nil (if active (- (1+ (cdr active)) (car active)) 0) nil))
+ (save-excursion
+ (goto-char beg)
+ (remove-text-properties
+ (1+ (gnus-point-at-bol)) (1+ (gnus-point-at-eol))
+ '(gnus-group nil)))))
+
+ (defun gnus-copy-article-buffer (&optional article-buffer)
+ (setq gnus-article-copy (get-buffer-create " *gnus article copy*"))
+ (buffer-disable-undo gnus-article-copy)
+ (or (memq gnus-article-copy gnus-buffer-list)
+ (setq gnus-buffer-list (cons gnus-article-copy gnus-buffer-list)))
+ (let ((article-buffer (or article-buffer gnus-article-buffer))
+ buf)
+ (if (and (get-buffer article-buffer)
+ (buffer-name (get-buffer article-buffer)))
+ (save-excursion
+ (set-buffer article-buffer)
+ (widen)
+ (setq buf (buffer-substring (point-min) (point-max)))
+ (set-buffer gnus-article-copy)
+ (erase-buffer)
+ (insert (format "%s" buf))))))
+
+ (defun gnus-summary-refer-article (message-id)
+ "Refer article specified by MESSAGE-ID.
+NOTE: This command only works with newsgroups that use real or simulated NNTP."
+ (interactive "sMessage-ID: ")
+ (if (or (not (stringp message-id))
+ (zerop (length message-id)))
+ ()
+ ;; Construct the correct Message-ID if necessary.
+ ;; Suggested by tale@pawl.rpi.edu.
+ (or (string-match "^<" message-id)
+ (setq message-id (concat "<" message-id)))
+ (or (string-match ">$" message-id)
+ (setq message-id (concat message-id ">")))
+ (let ((header (car (gnus-gethash (downcase message-id)
+ gnus-newsgroup-dependencies))))
+ (if header
+ (or (gnus-summary-goto-article (header-number header))
+ ;; The header has been read, but the article had been
+ ;; expunged, so we insert it again.
+ (let ((beg (point)))
+ (gnus-summary-insert-line
+ nil header 0 nil gnus-read-mark nil nil
+ (header-subject header))
+ (save-excursion
+ (goto-char beg)
+ (remove-text-properties
+ (1+ (gnus-point-at-bol)) (1+ (gnus-point-at-eol))
+ '(gnus-number nil gnus-mark nil gnus-level nil)))
+ (forward-line -1)
+ (header-number header)))
+ (let ((gnus-override-method gnus-refer-article-method)
+ (gnus-ancient-mark gnus-read-mark)
+ (tmp-buf (get-buffer-create " *gnus refer"))
+ (tmp-point (window-start
+ (get-buffer-window gnus-article-buffer)))
+ number)
+ (and gnus-refer-article-method
+ (or (gnus-server-opened gnus-refer-article-method)
+ (gnus-open-server gnus-refer-article-method)))
+ ;; Save the old article buffer.
+ (save-excursion
+ (set-buffer tmp-buf)
+ (buffer-disable-undo (current-buffer))
+ (insert-buffer-substring gnus-article-buffer))
+ (prog1
+ (if (gnus-article-prepare
+ message-id nil (gnus-read-header message-id))
+ (progn
+ (setq number (header-number gnus-current-headers))
+ (gnus-rebuild-thread message-id)
+ (gnus-summary-goto-subject number)
+ (gnus-summary-recenter)
+ (gnus-article-set-window-start
+ (cdr (assq number gnus-newsgroup-bookmarks)))
+ message-id)
+ ;; We restore the old article buffer.
+ (save-excursion
+ (set-buffer gnus-article-buffer)
+ (let ((buffer-read-only nil))
+ (insert-buffer-substring tmp-buf)
+ (and tmp-point
+ (set-window-start (get-buffer-window (current-buffer))
+ tmp-point))))
+ nil)
+ (kill-buffer tmp-buf)))))))
+
+ (defun gnus-summary-insert-pseudos (pslist &optional not-view)
+ (let ((buffer-read-only nil)
+ (article (gnus-summary-article-number))
+ b)
+ (or (gnus-summary-goto-subject article)
+ (error (format "No such article: %d" article)))
+ (or gnus-newsgroup-headers-hashtb-by-number
+ (gnus-make-headers-hashtable-by-number))
+ (gnus-summary-position-cursor)
+ ;; If all commands are to be bunched up on one line, we collect
+ ;; them here.
+ (if gnus-view-pseudos-separately
+ ()
+ (let ((ps (setq pslist (sort pslist 'gnus-pseudos<)))
+ files action)
+ (while ps
+ (setq action (cdr (assq 'action (car ps))))
+ (setq files (list (cdr (assq 'name (car ps)))))
+ (while (and ps (cdr ps)
+ (string= (or action "1")
+ (or (cdr (assq 'action (car (cdr ps)))) "2")))
+ (setq files (cons (cdr (assq 'name (car (cdr ps)))) files))
+ (setcdr ps (cdr (cdr ps))))
+ (if (not files)
+ ()
+ (if (not (string-match "%s" action))
+ (setq files (cons " " files)))
+ (setq files (cons " " files))
+ (and (assq 'execute (car ps))
+ (setcdr (assq 'execute (car ps))
+ (funcall (if (string-match "%s" action)
+ 'format 'concat)
+ action
+ (mapconcat (lambda (f) f) files " ")))))
+ (setq ps (cdr ps)))))
+ (if (and gnus-view-pseudos (not not-view))
+ (while pslist
+ (and (assq 'execute (car pslist))
+ (gnus-execute-command (cdr (assq 'execute (car pslist)))
+ (eq gnus-view-pseudos 'not-confirm)))
+ (setq pslist (cdr pslist)))
+ (save-excursion
+ (while pslist
+ (gnus-summary-goto-subject (or (cdr (assq 'article (car pslist)))
+ (gnus-summary-article-number)))
+ (forward-line 1)
+ (setq b (point))
+ (insert " " (file-name-nondirectory
+ (cdr (assq 'name (car pslist))))
+ ": " (or (cdr (assq 'execute (car pslist))) "") "\n")
+ (add-text-properties
+ b (1+ b) (list 'gnus-number gnus-reffed-article-number
+ 'gnus-mark gnus-unread-mark
+ 'gnus-level 0
+ 'gnus-pseudo (car pslist)))
+ (remove-text-properties
+ b (gnus-point-at-eol)
+ '(gnus-number nil gnus-mark nil gnus-level nil))
+ (forward-line -1)
+ (gnus-sethash (int-to-string gnus-reffed-article-number)
+ (car pslist) gnus-newsgroup-headers-hashtb-by-number)
+ (setq gnus-reffed-article-number (1- gnus-reffed-article-number))
+ (setq pslist (cdr pslist)))))))
+
+
+ (defun gnus-article-push-button (event)
+ "Check text under the mouse pointer for a callback function.
+If the text under the mouse pointer has a `gnus-callback' property,
+call it with the value of the `gnus-data' text property."
+ (interactive "e")
+ (set-buffer (window-buffer (event-window event)))
+ (let* ((pos (event-closest-point event))
+ (data (get-text-property pos 'gnus-data))
+ (fun (get-text-property pos 'gnus-callback)))
+ (if fun (funcall fun data))))
+
+ ;; Re-build the thread containing ID.
+ (defun gnus-rebuild-thread (id)
+ (let ((dep gnus-newsgroup-dependencies)
+ (buffer-read-only nil)
+ parent headers refs thread art)
+ (while (and id (setq headers
+ (car (setq art (gnus-gethash (downcase id)
+ dep)))))
+ (setq parent art)
+ (setq id (and (setq refs (header-references headers))
+ (string-match "\\(<[^>]+>\\) *$" refs)
+ (substring refs (match-beginning 1) (match-end 1)))))
+ (setq thread (gnus-make-sub-thread (car parent)))
+ (gnus-rebuild-remove-articles thread)
+ (let ((beg (point)))
+ (gnus-summary-prepare-threads (list thread) 0)
+ (save-excursion
+ (while (>= (point) beg)
+ (remove-text-properties
+ (1+ (gnus-point-at-bol)) (1+ (gnus-point-at-eol))
+ '(gnus-number nil gnus-mark nil gnus-level nil))
+ (forward-line -1)))
+ (gnus-summary-update-lines beg (point)))))
+
+ ;; Fixed by Christopher Davis <ckd@loiosh.kei.com>.
+ (defun gnus-article-add-button (from to fun &optional data)
+ "Create a button between FROM and TO with callback FUN and data DATA."
+ (and gnus-article-button-face
+ (overlay-put (make-overlay from to) 'face gnus-article-button-face))
+ (add-text-properties from to
+ (append
+ (and gnus-article-mouse-face
+ (list 'mouse-face gnus-article-mouse-face))
+ (list 'gnus-callback fun)
+ (and data (list 'gnus-data data))
+ (list 'highlight t))))
(if (not gnus-visual)
()
(setq gnus-group-mode-hook
(cons
- (lambda ()
+ '(lambda ()
(easy-menu-add gnus-group-reading-menu)
(easy-menu-add gnus-group-group-menu)
(easy-menu-add gnus-group-post-menu)
gnus-group-mode-hook))
(setq gnus-summary-mode-hook
(cons
- (lambda ()
+ '(lambda ()
(easy-menu-add gnus-summary-mark-menu)
(easy-menu-add gnus-summary-move-menu)
(easy-menu-add gnus-summary-article-menu)
gnus-summary-mode-hook))
(setq gnus-article-mode-hook
(cons
- (lambda ()
+ '(lambda ()
(easy-menu-add gnus-article-article-menu)
(easy-menu-add gnus-article-treatment-menu))
gnus-article-mode-hook)))
- (defun gnus-install-mouse-tracker ()
- (require 'mode-motion)
- (setq mode-motion-hook 'mode-motion-highlight-line)))
+ (defvar gnus-logo (make-glyph (make-specifier 'image)))
- ((and (not (string-match "28.9" emacs-version))
- (not (string-match "29" emacs-version)))
- (setq gnus-hidden-properties '(invisible t)))
-
- ))
+ (defun gnus-group-startup-xmessage (&optional x y)
+ "Insert startup message in current buffer."
+ ;; Insert the message.
+ (erase-buffer)
+ (if (featurep 'xpm)
+ (progn
+ (set-glyph-property gnus-logo 'image "~/tmp/gnus.xpm")
+ (set-glyph-image gnus-logo "~/tmp/gnus.xpm" 'global 'x)
+
+ (insert " ")
+ (set-extent-begin-glyph (make-extent (point) (point)) gnus-logo)
+ (insert "
+ Gnus * A newsreader for Emacsen
+ A Praxis Release * larsi@ifi.uio.no")
+ (goto-char (point-min))
+ (while (not (eobp))
+ (insert (make-string (/ (max (- (window-width) (or x 35)) 0) 2)
+ ? ))
+ (forward-line 1))
+ (goto-char (point-min))
+ ;; +4 is fuzzy factor.
+ (insert-char ?\n (/ (max (- (window-height) (or y 24)) 0) 2)))
+
+ (insert
+ (format "
+ %s
+ A newsreader
+ for GNU Emacs
+
+ Based on GNUS
+ written by
+ Masanobu UMEDA
+
+ A Praxis Release
+ larsi@ifi.uio.no
+"
+ gnus-version))
+ ;; And then hack it.
+ ;; 18 is the longest line.
+ (indent-rigidly (point-min) (point-max)
+ (/ (max (- (window-width) (or x 28)) 0) 2))
+ (goto-char (point-min))
+ ;; +4 is fuzzy factor.
+ (insert-char ?\n (/ (max (- (window-height) (or y 12)) 0) 2)))
+
+ ;; Fontify some.
+ (goto-char (point-min))
+ (search-forward "Praxis")
+ (put-text-property (match-beginning 0) (match-end 0) 'face 'bold)
+ (goto-char (point-min)))
-(eval-and-compile
- (cond
- ((not window-system)
- (defun gnus-dummy-func (&rest args))
- (let ((funcs '(mouse-set-point set-face-foreground
- set-face-background x-popup-menu)))
- (while funcs
- (or (fboundp (car funcs))
- (fset (car funcs) 'gnus-dummy-func))
- (setq funcs (cdr funcs))))))
- (or (fboundp 'file-regular-p)
- (defun file-regular-p (file)
- (and (not (file-directory-p file))
- (not (file-symlink-p file))
- (file-exists-p file))))
- (or (fboundp 'face-list)
- (defun face-list (&rest args)))
- )
-(defun gnus-ems-redefine ()
- (cond
- ((string-match "XEmacs\\|Lucid" emacs-version)
- ;; XEmacs definitions.
- (fset 'gnus-set-mouse-face (lambda (string) string))
-
- (defun gnus-summary-make-display-table ()
- (let* ((table (window-display-table)))
- (and (not table)
- (setq table (make-vector 261 ())))
- (let ((i 32))
- (while (>= (setq i (1- i)) 0)
- (aset table i [??])))
- (aset table ?\n nil)
- (let ((i 160))
- (while (>= (setq i (1- i)) 127)
- (aset table i [??])))
- (setq gnus-summary-display-table table)))
)
+ ((boundp 'MULE)
+ ;; Mule definitions
+ (if (not (fboundp 'truncate-string))
+ (defun truncate-string (str width)
+ (let ((w (string-width str))
+ (col 0) (idx 0) (p-idx 0) chr)
+ (if (<= w width)
+ str
+ (while (< col width)
+ (setq chr (aref str idx)
+ col (+ col (char-width chr))
+ p-idx idx
+ idx (+ idx (char-bytes chr))
+ ))
+ (substring str 0 (if (= col width)
+ idx
+ p-idx))
+ )))
+ )
+ (defalias 'gnus-truncate-string 'truncate-string)
+
+ (defun gnus-cite-add-face (number prefix face)
+ ;; At line NUMBER, ignore PREFIX and add FACE to the rest of the line.
+ (if 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))
+ (if (< from to)
+ (overlay-put (make-overlay from to) 'face face)))))
+
+ (defun gnus-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))))
+
+ (fset 'gnus-summary-make-display-table (lambda () nil))
+ )
))
(provide 'gnus-ems)