;;; gnus-xmas.el --- Gnus functions for XEmacs
-;; Copyright (C) 1995,96 Free Software Foundation, Inc.
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+;; 2005, 2006, 2008, 2009, 2010 Free Software Foundation, Inc.
+
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;; This file is part of GNU Emacs.
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
+;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
;;; Commentary:
;;; Code:
+(eval-when-compile
+ (autoload 'gnus-active "gnus" nil nil 'macro)
+ (autoload 'gnus-group-entry "gnus" nil nil 'macro)
+ (autoload 'gnus-info-level "gnus" nil nil 'macro)
+ (autoload 'gnus-info-marks "gnus" nil nil 'macro)
+ (autoload 'gnus-info-method "gnus" nil nil 'macro)
+ (autoload 'gnus-info-score "gnus" nil nil 'macro))
+
(require 'text-props)
(defvar menu-bar-mode (featurep 'menubar))
(require 'messagexmas)
+(require 'wid-edit)
+(require 'gnus-util)
-(defvar gnus-xmas-glyph-directory nil
- "*Directory where Gnus logos and icons are located.
+(defgroup gnus-xmas nil
+ "XEmacsoid support for Gnus"
+ :group 'gnus)
+
+(defcustom gnus-xmas-glyph-directory nil
+ "Directory where Gnus logos and icons are located.
If this variable is nil, Gnus will try to locate the directory
-automatically.")
-
-(defvar gnus-xmas-logo-color-alist
- '((flame "#cc3300" "#ff2200")
- (pine "#c0cc93" "#f8ffb8")
- (moss "#a1cc93" "#d2ffb8")
- (irish "#04cc90" "#05ff97")
- (sky "#049acc" "#05deff")
- (tin "#6886cc" "#82b6ff")
- (velvet "#7c68cc" "#8c82ff")
- (grape "#b264cc" "#cf7df")
- (labia "#cc64c2" "#fd7dff")
- (berry "#cc6485" "#ff7db5")
- (neutral "#b4b4b4" "#878787")
- (september "#bf9900" "#ffcc00"))
- "Color alist used for the Gnus logo.")
-
-(defvar gnus-xmas-logo-color-style 'flame
- "Color styles used for the Gnus logo.")
-
-(defvar gnus-xmas-logo-colors
- (cdr (assq gnus-xmas-logo-color-style gnus-xmas-logo-color-alist))
- "Colors used for the Gnus logo.")
-
-(defvar gnus-article-x-face-command
- (if (featurep 'xface)
- 'gnus-xmas-article-display-xface
- "{ 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.")
+automatically."
+ :type '(choice (const :tag "autodetect" nil)
+ directory)
+ :group 'gnus-xmas)
+
+(unless gnus-xmas-glyph-directory
+ (unless (setq gnus-xmas-glyph-directory
+ (message-xmas-find-glyph-directory "gnus"))
+ (error "Can't find glyph directory. \
+Possibly the `etc' directory has not been installed.")))
;;; Internal variables.
;; Don't warn about these undefined variables.
-(defvar gnus-group-mode-hook)
-(defvar gnus-summary-mode-hook)
-(defvar gnus-article-mode-hook)
-
;;defined in gnus.el
(defvar gnus-active-hashtb)
(defvar gnus-article-buffer)
(defvar gnus-auto-center-summary)
-(defvar gnus-buffer-list)
(defvar gnus-current-headers)
(defvar gnus-level-killed)
(defvar gnus-level-zombie)
(defvar gnus-mouse-2)
(defvar standard-display-table)
(defvar gnus-tree-minimize-window)
-
-(defun gnus-xmas-set-text-properties (start end props &optional buffer)
- "You should NEVER use this function. It is ideologically blasphemous.
-It is provided only to ease porting of broken FSF Emacs programs."
- (if (stringp buffer)
- nil
- (map-extents (lambda (extent ignored)
- (remove-text-properties
- start end
- (list (extent-property extent 'text-prop) nil)
- buffer))
- buffer start end nil nil 'text-prop)
- (gnus-add-text-properties start end props buffer)))
+;;`gnus-agent-mode' in gnus-agent.el will define it.
+(defvar gnus-agent-summary-mode)
+(defvar gnus-draft-mode)
(defun gnus-xmas-highlight-selected-summary ()
;; Highlight selected article in summary buffer
(when gnus-summary-selected-face
(when gnus-newsgroup-selected-overlay
(delete-extent gnus-newsgroup-selected-overlay))
- (setq gnus-newsgroup-selected-overlay
- (make-extent (gnus-point-at-bol) (gnus-point-at-eol)))
+ (setq gnus-newsgroup-selected-overlay
+ (make-extent (point-at-bol) (point-at-eol)))
(set-extent-face gnus-newsgroup-selected-overlay
gnus-summary-selected-face)))
-(defvar gnus-xmas-force-redisplay t
- "If non-nil, force a redisplay before recentering the summary buffer.
-This is ugly, but it works around a bug in `window-displayed-height'.")
+(defcustom gnus-xmas-force-redisplay nil
+ "*If non-nil, force a redisplay before recentering the summary buffer.
+This is ugly, but it works around a bug in `window-displayed-height'."
+ :type 'boolean
+ :group 'gnus-xmas)
+
+(defun gnus-xmas-switch-horizontal-scrollbar-off ()
+ (when (featurep 'scrollbar)
+ (set-specifier scrollbar-height (cons (current-buffer) 0))))
(defun gnus-xmas-summary-recenter ()
"\"Center\" point in the summary window.
(- (window-height) 2)))
(top (cond ((< height 4) 0)
((< height 7) 1)
- (t 2)))
+ (t (if (numberp gnus-auto-center-summary)
+ gnus-auto-center-summary
+ 2))))
(bottom (save-excursion (goto-char (point-max))
(forward-line (- height))
(point)))
;; 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.
+ ;; NOFORCE parameter suggested by Daniel Pittman <daniel@danann.net>.
(set-window-start
- window (min bottom (save-excursion (forward-line (- top)) (point)))))
+ window (min bottom (save-excursion (forward-line (- top)) (point)))
+ t))
;; Do horizontal recentering while we're at it.
(when (and (get-buffer-window (current-buffer) t)
(not (eq gnus-auto-center-summary 'vertical)))
(gnus-horizontal-recenter)
(select-window selected))))))
-(defun gnus-xmas-add-hook (hook function &optional append local)
- (add-hook hook function))
+(defun gnus-xmas-summary-set-display-table ()
+ ;; Setup the display table -- like `gnus-summary-setup-display-table',
+ ;; but done in an XEmacsish way.
+ (let ((table (make-display-table))
+ (i 32))
+ ;; Nix out all the control chars...
+ (while (>= (setq i (1- i)) 0)
+ (gnus-put-display-table i [??] table))
+ ;; ... but not newline and cr, of course. (cr is necessary for the
+ ;; selective display).
+ (gnus-put-display-table ?\n nil table)
+ (gnus-put-display-table ?\r nil table)
+ ;; We keep TAB as well.
+ (gnus-put-display-table ?\t nil table)
+ ;; We nix out any glyphs over 126 below ctl-arrow.
+ (let ((i (if (integerp ctl-arrow) ctl-arrow 160)))
+ (while (>= (setq i (1- i)) 127)
+ (unless (gnus-get-display-table i table)
+ (gnus-put-display-table i [??] table))))
+ ;; Can't use `set-specifier' because of a bug in 19.14 and earlier
+ (add-spec-to-specifier current-display-table table (current-buffer) nil)))
(defun gnus-xmas-add-text-properties (start end props &optional object)
(add-text-properties start end props object)
(map-extents (lambda (extent arg)
(set-extent-property extent 'start-open t))
nil point (min (1+ (point)) (point-max))))
-
+
(defun gnus-xmas-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,
(let* ((pos (event-closest-point event))
(data (get-text-property pos 'gnus-data))
(fun (get-text-property pos 'gnus-callback)))
+ (goto-char pos)
(when fun
(funcall fun data))))
(defun gnus-xmas-move-overlay (extent start end &optional buffer)
- (set-extent-endpoints extent start end))
-
-;; Fixed by Christopher Davis <ckd@loiosh.kei.com>.
-(defun gnus-xmas-article-add-button (from to fun &optional data)
- "Create a button between FROM and TO with callback FUN and data DATA."
- (when gnus-article-button-face
- (gnus-overlay-put (gnus-make-overlay from to)
- 'face gnus-article-button-face))
- (gnus-add-text-properties
- from to
- (nconc
- (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))))
+ (set-extent-endpoints extent start end buffer))
+
+(defun gnus-xmas-kill-all-overlays ()
+ "Delete all extents in the current buffer."
+ (map-extents (lambda (extent ignore)
+ (delete-extent extent)
+ nil)))
+
+(defun gnus-xmas-overlays-in (beg end)
+ "Return a list of the extents that overlap the region BEG ... END."
+ (mapcar-extents #'identity nil nil beg end))
(defun gnus-xmas-window-top-edge (&optional window)
(nth 1 (window-pixel-edges window)))
(select-window selected))))))
;; Select the lowest window on the frame.
-(defun gnus-xmas-appt-select-lowest-window ()
+(defun gnus-xmas-select-lowest-window ()
(let* ((lowest-window (selected-window))
(bottom-edge (car (cdr (cdr (cdr (window-pixel-edges))))))
- (last-window (previous-window))
- (window-search t))
+ (last-window (previous-window))
+ (window-search t))
(while window-search
(let* ((this-window (next-window))
- (next-bottom-edge (car (cdr (cdr (cdr
- (window-pixel-edges
+ (next-bottom-edge (car (cdr (cdr (cdr
+ (window-pixel-edges
this-window)))))))
- (when (< bottom-edge next-bottom-edge)
+ (when (< bottom-edge next-bottom-edge)
(setq bottom-edge next-bottom-edge)
(setq lowest-window this-window))
- (select-window this-window)
- (when (eq last-window this-window)
+ (select-window this-window)
+ (when (eq last-window this-window)
(select-window lowest-window)
(setq window-search nil))))))
(defun gnus-xmas-article-menu-add ()
(gnus-xmas-menu-add article
- gnus-article-article-menu gnus-article-treatment-menu))
+ gnus-article-article-menu gnus-article-treatment-menu
+ gnus-article-post-menu gnus-article-commands-menu))
(defun gnus-xmas-score-menu-add ()
(gnus-xmas-menu-add score
(gnus-xmas-menu-add binary
gnus-binary-menu))
+(defun gnus-xmas-agent-summary-menu-add ()
+ (gnus-xmas-menu-add agent-summary
+ gnus-agent-summary-menu))
+
+(defun gnus-xmas-agent-group-menu-add ()
+ (gnus-xmas-menu-add agent-group
+ gnus-agent-group-menu))
+
+(defun gnus-xmas-agent-server-menu-add ()
+ (gnus-xmas-menu-add agent-server
+ gnus-agent-server-menu))
+
(defun gnus-xmas-tree-menu-add ()
(gnus-xmas-menu-add tree
gnus-tree-menu))
+(defun gnus-xmas-draft-menu-add ()
+ (gnus-xmas-menu-add draft
+ gnus-draft-menu))
+
(defun gnus-xmas-server-menu-add ()
(gnus-xmas-menu-add menu
gnus-server-server-menu gnus-server-connections-menu))
(gnus-xmas-menu-add browse
gnus-browse-menu))
-(defun gnus-xmas-grouplens-menu-add ()
- (gnus-xmas-menu-add grouplens
- gnus-grouplens-menu))
-
-(defun gnus-xmas-read-event-char ()
+(defun gnus-xmas-read-event-char (&optional prompt)
"Get the next event."
+ (when prompt
+ (display-message 'no-log (format "%s" prompt)))
(let ((event (next-command-event)))
(sit-for 0)
;; We junk all non-key events. Is this naughty?
- (while (not (key-press-event-p event))
+ (while (not (or (key-press-event-p event)
+ (button-press-event-p event)))
+ (dispatch-event event)
(setq event (next-command-event)))
- (cons (and (key-press-event-p event)
- (event-to-character event))
+ (cons (and (key-press-event-p event)
+ (event-to-character event))
event)))
-(defun gnus-xmas-group-remove-excess-properties ()
- (let ((end (point))
- (beg (progn (forward-line -1) (point))))
- (remove-text-properties (1+ beg) end '(gnus-group nil))
- (remove-text-properties
- beg end
- '(gnus-topic nil gnus-topic-level nil gnus-topic-visible nil))
- (goto-char end)
- (map-extents
- (lambda (e ma)
- (set-extent-property e 'start-closed t))
- (current-buffer) beg end)))
-
-(defun gnus-xmas-topic-remove-excess-properties ()
- (let ((end (point))
- (beg (progn (forward-line -1) (point))))
- (remove-text-properties beg end '(gnus-group nil gnus-unread nil))
- (remove-text-properties (1+ beg) end '(gnus-topic nil))
- (goto-char end)))
-
-(defun gnus-xmas-seconds-since-epoch (date)
- "Return a floating point number that says how many seconds have lapsed between Jan 1 12:00:00 1970 and DATE."
- (let* ((tdate (mapcar (lambda (ti) (and ti (string-to-int ti)))
- (timezone-parse-date date)))
- (ttime (mapcar (lambda (ti) (and ti (string-to-int ti)))
- (timezone-parse-time
- (aref (timezone-parse-date date) 3))))
- (edate (mapcar (lambda (ti) (and ti (string-to-int ti)))
- (timezone-parse-date "Jan 1 12:00:00 1970")))
- (tday (- (timezone-absolute-from-gregorian
- (nth 1 tdate) (nth 2 tdate) (nth 0 tdate))
- (timezone-absolute-from-gregorian
- (nth 1 edate) (nth 2 edate) (nth 0 edate)))))
- (+ (nth 2 ttime)
- (* (nth 1 ttime) 60)
- (* (float (nth 0 ttime)) 60 60)
- (* (float tday) 60 60 24))))
+(defun gnus-xmas-article-describe-bindings (&optional prefix)
+ "Show a list of all defined keys, and their definitions.
+The optional argument PREFIX, if non-nil, should be a key sequence;
+then we display only bindings that start with that prefix."
+ (interactive)
+ (gnus-article-check-buffer)
+ (let ((keymap (copy-keymap gnus-article-mode-map))
+ (map (copy-keymap gnus-article-send-map))
+ (sumkeys (where-is-internal 'gnus-article-read-summary-keys))
+ parent agent draft)
+ (define-key keymap "S" map)
+ (set-keymap-default-binding map nil)
+ (with-current-buffer gnus-article-current-summary
+ (set-keymap-parent
+ keymap
+ (if (setq parent (keymap-parent gnus-article-mode-map))
+ (prog1
+ (setq parent (copy-keymap parent))
+ (set-keymap-parent parent (current-local-map)))
+ (current-local-map)))
+ (let ((def (key-binding "S"))
+ gnus-pick-mode)
+ (set-keymap-parent map (if (symbolp def)
+ (symbol-value def)
+ def))
+ (dolist (key sumkeys)
+ (when (setq def (key-binding key))
+ (define-key keymap key def))))
+ (when (boundp 'gnus-agent-summary-mode)
+ (setq agent gnus-agent-summary-mode))
+ (when (boundp 'gnus-draft-mode)
+ (setq draft gnus-draft-mode)))
+ (with-temp-buffer
+ (setq major-mode 'gnus-article-mode)
+ (use-local-map keymap)
+ (set (make-local-variable 'gnus-agent-summary-mode) agent)
+ (set (make-local-variable 'gnus-draft-mode) draft)
+ (describe-bindings prefix))))
(defun gnus-xmas-define ()
(setq gnus-mouse-2 [button2])
+ (setq gnus-mouse-3 [button3])
+ (setq gnus-widget-button-keymap widget-button-keymap)
(unless (memq 'underline (face-list))
(and (fboundp 'make-face)
(unless (face-differs-from-default-p 'underline)
(funcall (intern "set-face-underline-p") 'underline t))
- (fset 'gnus-make-overlay 'make-extent)
- (fset 'gnus-overlay-put 'set-extent-property)
- (fset 'gnus-move-overlay 'gnus-xmas-move-overlay)
- (fset 'gnus-overlay-end 'extent-end-position)
- (fset 'gnus-extent-detached-p 'extent-detached-p)
- (fset 'gnus-add-text-properties 'gnus-xmas-add-text-properties)
- (fset 'gnus-put-text-property 'gnus-xmas-put-text-property)
-
- (require 'text-props)
- (when (< emacs-minor-version 14)
- (fset 'gnus-set-text-properties 'gnus-xmas-set-text-properties))
-
- (when (fboundp 'turn-off-scroll-in-place)
- (add-hook 'gnus-article-mode-hook 'turn-off-scroll-in-place))
+ (cond
+ ((fboundp 'char-or-char-int-p)
+ ;; Handle both types of marks for XEmacs-20.x.
+ (defalias 'gnus-characterp 'char-or-char-int-p))
+ ;; V19 of XEmacs, probably.
+ (t
+ (defalias 'gnus-characterp 'characterp)))
+
+ (defalias 'gnus-make-overlay
+ (lambda (beg end &optional buffer front-advance rear-advance)
+ "Create a new overlay with range BEG to END in BUFFER.
+FRONT-ADVANCE and REAR-ADVANCE are ignored."
+ (make-extent beg end buffer)))
+
+ (defalias 'gnus-delete-overlay 'delete-extent)
+ (defalias 'gnus-overlay-get 'extent-property)
+ (defalias 'gnus-overlay-put 'set-extent-property)
+ (defalias 'gnus-move-overlay 'gnus-xmas-move-overlay)
+ (defalias 'gnus-overlay-buffer 'extent-object)
+ (defalias 'gnus-overlay-start 'extent-start-position)
+ (defalias 'gnus-overlay-end 'extent-end-position)
+ (defalias 'gnus-overlays-in 'gnus-xmas-overlays-in)
+ (defalias 'gnus-kill-all-overlays 'gnus-xmas-kill-all-overlays)
+ (defalias 'gnus-extent-detached-p 'extent-detached-p)
+ (defalias 'gnus-add-text-properties 'gnus-xmas-add-text-properties)
+ (defalias 'gnus-put-text-property 'gnus-xmas-put-text-property)
+ (defalias 'gnus-deactivate-mark 'ignore)
+ (defalias 'gnus-window-edges 'window-pixel-edges)
+ (defalias 'gnus-assq-delete-all 'gnus-xmas-assq-delete-all)
(unless (boundp 'standard-display-table)
(setq standard-display-table nil))
(defvar gnus-mouse-face-prop 'highlight)
- (unless (fboundp 'encode-time)
- (defun encode-time (sec minute hour day month year &optional zone)
- (let ((seconds
- (gnus-xmas-seconds-since-epoch
- (timezone-make-arpa-date
- year month day (timezone-make-time-string hour minute sec)
- zone))))
- (list (floor (/ seconds (expt 2 16)))
- (round (mod seconds (expt 2 16)))))))
-
(defun gnus-byte-code (func)
"Return a form that can be `eval'ed based on FUNC."
- (let ((fval (symbol-function func)))
+ (let ((fval (indirect-function func)))
(if (compiled-function-p fval)
(list 'funcall fval)
(cons 'progn (cdr (cdr fval))))))
- (fset 'gnus-x-color-values
+ (unless (fboundp 'match-string-no-properties)
+ (defalias 'match-string-no-properties 'match-string))
+
+ (defalias 'gnus-x-color-values
(if (fboundp 'x-color-values)
'x-color-values
(lambda (color)
(color-instance-rgb-components
- (make-color-instance color))))))
+ (make-color-instance color)))))
+ (unless (fboundp 'char-width)
+ (defalias 'char-width (lambda (ch) 1))))
(defun gnus-xmas-redefine ()
"Redefine lots of Gnus functions for XEmacs."
- (fset 'gnus-summary-make-display-table 'ignore)
- (fset 'gnus-visual-turn-off-edit-menu 'identity)
- (fset 'gnus-summary-recenter 'gnus-xmas-summary-recenter)
- (fset 'gnus-extent-start-open 'gnus-xmas-extent-start-open)
- (fset 'gnus-article-push-button 'gnus-xmas-article-push-button)
- (fset 'gnus-article-add-button 'gnus-xmas-article-add-button)
- (fset 'gnus-window-top-edge 'gnus-xmas-window-top-edge)
- (fset 'gnus-read-event-char 'gnus-xmas-read-event-char)
- (fset 'gnus-group-startup-message 'gnus-xmas-group-startup-message)
- (fset 'gnus-tree-minimize 'gnus-xmas-tree-minimize)
- (fset 'gnus-appt-select-lowest-window
- 'gnus-xmas-appt-select-lowest-window)
- (fset 'gnus-mail-strip-quoted-names 'gnus-xmas-mail-strip-quoted-names)
- (fset 'gnus-make-local-hook 'make-local-variable)
- (fset 'gnus-add-hook 'gnus-xmas-add-hook)
- (fset 'gnus-character-to-event 'character-to-event)
- (fset 'gnus-article-show-hidden-text 'gnus-xmas-article-show-hidden-text)
- (fset 'gnus-mode-line-buffer-identification
- 'gnus-xmas-mode-line-buffer-identification)
- (fset 'gnus-key-press-event-p 'key-press-event-p)
-
- (add-hook 'gnus-group-mode-hook 'gnus-xmas-group-menu-add)
- (add-hook 'gnus-summary-mode-hook 'gnus-xmas-summary-menu-add)
- (add-hook 'gnus-article-mode-hook 'gnus-xmas-article-menu-add)
+ (defalias 'gnus-summary-set-display-table 'gnus-xmas-summary-set-display-table)
+ (defalias 'gnus-visual-turn-off-edit-menu 'identity)
+ (defalias 'gnus-summary-recenter 'gnus-xmas-summary-recenter)
+ (defalias 'gnus-extent-start-open 'gnus-xmas-extent-start-open)
+ (defalias 'gnus-article-push-button 'gnus-xmas-article-push-button)
+ (defalias 'gnus-window-top-edge 'gnus-xmas-window-top-edge)
+ (defalias 'gnus-read-event-char 'gnus-xmas-read-event-char)
+ (defalias 'gnus-group-startup-message 'gnus-xmas-group-startup-message)
+ (defalias 'gnus-tree-minimize 'gnus-xmas-tree-minimize)
+ (defalias 'gnus-select-lowest-window
+ 'gnus-xmas-select-lowest-window)
+ (defalias 'gnus-mail-strip-quoted-names 'gnus-xmas-mail-strip-quoted-names)
+ (defalias 'gnus-character-to-event 'character-to-event)
+ (defalias 'gnus-mode-line-buffer-identification
+ 'gnus-xmas-mode-line-buffer-identification)
+ (defalias 'gnus-key-press-event-p 'key-press-event-p)
+ (defalias 'gnus-region-active-p 'region-active-p)
+ (defalias 'gnus-mark-active-p 'region-exists-p)
+ (defalias 'gnus-annotation-in-region-p 'gnus-xmas-annotation-in-region-p)
+ (defalias 'gnus-mime-button-menu 'gnus-xmas-mime-button-menu)
+ (defalias 'gnus-mime-security-button-menu
+ 'gnus-xmas-mime-security-button-menu)
+ (defalias 'gnus-image-type-available-p 'gnus-xmas-image-type-available-p)
+ (defalias 'gnus-put-image 'gnus-xmas-put-image)
+ (defalias 'gnus-create-image 'gnus-xmas-create-image)
+ (defalias 'gnus-remove-image 'gnus-xmas-remove-image)
+ (defalias 'gnus-article-describe-bindings
+ 'gnus-xmas-article-describe-bindings)
+
+ ;; These ones are not defcutom'ed, sometimes not even defvar'ed. They
+ ;; probably should. If that is done, the code below should then be moved
+ ;; where each variable is defined, in order not to mess with user settings.
+ ;; -- didier
(add-hook 'gnus-score-mode-hook 'gnus-xmas-score-menu-add)
-
- (add-hook 'gnus-pick-mode-hook 'gnus-xmas-pick-menu-add)
- (add-hook 'gnus-topic-mode-hook 'gnus-xmas-topic-menu-add)
- (add-hook 'gnus-tree-mode-hook 'gnus-xmas-tree-menu-add)
(add-hook 'gnus-binary-mode-hook 'gnus-xmas-binary-menu-add)
- (add-hook 'gnus-grouplens-mode-hook 'gnus-xmas-grouplens-menu-add)
(add-hook 'gnus-server-mode-hook 'gnus-xmas-server-menu-add)
(add-hook 'gnus-browse-mode-hook 'gnus-xmas-browse-menu-add)
-
- (add-hook 'gnus-group-mode-hook 'gnus-xmas-setup-group-toolbar)
- (add-hook 'gnus-summary-mode-hook 'gnus-xmas-setup-summary-toolbar)
-
- (when (and (<= emacs-major-version 19)
- (<= emacs-minor-version 13))
- (setq gnus-article-x-face-too-ugly (when (eq (device-type) 'tty)
- "."))
- (fset 'gnus-highlight-selected-summary
- 'gnus-xmas-highlight-selected-summary)
- (fset 'gnus-group-remove-excess-properties
- 'gnus-xmas-group-remove-excess-properties)
- (fset 'gnus-topic-remove-excess-properties
- 'gnus-xmas-topic-remove-excess-properties)
- (fset 'gnus-mode-line-buffer-identification 'identity)
- (unless (boundp 'shell-command-switch)
- (setq shell-command-switch "-c"))
- ))
+ (add-hook 'gnus-draft-mode-hook 'gnus-xmas-draft-menu-add)
+ (add-hook 'gnus-mailing-list-mode-hook 'gnus-xmas-mailing-list-menu-add))
;;; XEmacs logo and toolbar.
(defun gnus-xmas-group-startup-message (&optional x y)
"Insert startup message in current buffer."
;; Insert the message.
- (setq gnus-xmas-glyph-directory (message-xmas-find-glyph-directory "gnus"))
(erase-buffer)
- (let ((logo (and gnus-xmas-glyph-directory
- (concat
- (file-name-as-directory gnus-xmas-glyph-directory)
- "gnus."
- (if (featurep 'xpm) "xpm" "xbm"))))
- (xpm-color-symbols
- (and (featurep 'xpm)
- (append `(("thing" ,(car gnus-xmas-logo-colors))
- ("shadow" ,(cadr gnus-xmas-logo-colors)))
- xpm-color-symbols))))
- (if (and (featurep 'xpm)
- (not (equal (device-type) 'tty))
- logo
- (file-exists-p logo))
- (progn
- (setq logo (make-glyph logo))
- (insert " ")
- (set-extent-begin-glyph (make-extent (point) (point)) logo)
- (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))
- (let* ((pheight (+ 20 (count-lines (point-min) (point-max))))
- (wheight (window-height))
- (rest (- wheight pheight)))
- (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n))))
-
- (insert
- (format " %s
- _ ___ _ _
- _ ___ __ ___ __ _ ___
- __ _ ___ __ ___
- _ ___ _
- _ _ __ _
- ___ __ _
- __ _
- _ _ _
- _ _ _
- _ _ _
- __ ___
- _ _ _ _
- _ _
- _ _
- _ _
- _
- __
-
-"
- ""))
- ;; And then hack it.
- (gnus-indent-rigidly (point-min) (point-max)
- (/ (max (- (window-width) (or x 46)) 0) 2))
+ (cond
+ ((and (console-on-window-system-p)
+ (or (featurep 'xpm)
+ (featurep 'xbm)))
+ (let* ((logo-xpm (expand-file-name "gnus.xpm" gnus-xmas-glyph-directory))
+ (logo-xbm (expand-file-name "gnus.xbm" gnus-xmas-glyph-directory))
+ (glyph (make-glyph
+ (cond ((featurep 'xpm)
+ `[xpm
+ :file ,logo-xpm
+ :color-symbols
+ (("thing" . ,(car gnus-logo-colors))
+ ("shadow" . ,(cadr gnus-logo-colors))
+ ("oort" . "#eeeeee")
+ ("background" . ,(face-background 'default)))])
+ ((featurep 'xbm)
+ `[xbm :file ,logo-xbm])
+ (t [nothing])))))
+ (insert " ")
+ (set-extent-begin-glyph (make-extent (point) (point)) glyph)
(goto-char (point-min))
- (forward-line 1)
- (let* ((pheight (count-lines (point-min) (point-max)))
- (wheight (window-height))
- (rest (- wheight pheight)))
- (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n))))
- ;; Fontify some.
+ (while (not (eobp))
+ (insert (make-string (/ (max (- (window-width) (or x 35)) 0) 2)
+ ?\ ))
+ (forward-line 1))
+ (setq gnus-simple-splash nil))
(goto-char (point-min))
- (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)
+ (let* ((pheight (+ 20 (count-lines (point-min) (point-max))))
+ (wheight (window-height))
+ (rest (- wheight pheight)))
+ (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n))))
+ (t
+ (insert
+ (format " %s
+ _ ___ _ _
+ _ ___ __ ___ __ _ ___
+ __ _ ___ __ ___
+ _ ___ _
+ _ _ __ _
+ ___ __ _
+ __ _
+ _ _ _
+ _ _ _
+ _ _ _
+ __ ___
+ _ _ _ _
+ _ _
+ _ _
+ _ _
+ _
+ __
+
+"
+ ""))
+ ;; And then hack it.
+ (gnus-indent-rigidly (point-min) (point-max)
+ (/ (max (- (window-width) (or x 46)) 0) 2))
(goto-char (point-min))
- (setq modeline-buffer-identification
- (list (concat gnus-version ": *Group*")))
- (set-buffer-modified-p t)))
+ (forward-line 1)
+ (let* ((pheight (count-lines (point-min) (point-max)))
+ (wheight (window-height))
+ (rest (- wheight pheight)))
+ (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
+ ;; Paint it.
+ (put-text-property (point-min) (point-max) 'face 'gnus-splash)))
+ (setq modeline-buffer-identification
+ (list (concat gnus-version ": *Group*")))
+ (set-buffer-modified-p t))
;;; The toolbar.
-(defvar gnus-use-toolbar (if (featurep 'toolbar)
- 'default-toolbar
- nil)
- "*If nil, do not use a toolbar.
-If it is non-nil, it must be a toolbar. The five legal values are
-`default-toolbar', `top-toolbar', `bottom-toolbar',
-`right-toolbar', and `left-toolbar'.")
-
-(defvar gnus-group-toolbar
+(defun gnus-xmas-update-toolbars ()
+ "Update the toolbars' appearance."
+ (when (and (not noninteractive)
+ (featurep 'gnus-xmas))
+ (save-excursion
+ (dolist (buffer (buffer-list))
+ (set-buffer buffer)
+ (cond ((eq major-mode 'gnus-group-mode)
+ (gnus-xmas-setup-group-toolbar))
+ ((eq major-mode 'gnus-summary-mode)
+ (gnus-xmas-setup-summary-toolbar)))))))
+
+(defcustom gnus-use-toolbar (if (featurep 'toolbar) 'default)
+ "*Position to display the toolbar. Nil means do not use a toolbar.
+If it is non-nil, it should be one of the symbols `default', `top',
+`bottom', `right', and `left'. `default' means to use the default
+toolbar, the rest mean to display the toolbar on the place which those
+names show."
+ :type '(choice (const default)
+ (const top) (const bottom) (const left) (const right)
+ (const :tag "no toolbar" nil))
+ :set (lambda (symbol value)
+ (set-default
+ symbol
+ (if (or (not value)
+ (memq value (list 'default 'top 'bottom 'right 'left)))
+ value
+ 'default))
+ (gnus-xmas-update-toolbars))
+ :group 'gnus-xmas)
+
+(defcustom gnus-toolbar-thickness
+ (if (featurep 'toolbar)
+ (cons (specifier-instance default-toolbar-height)
+ (specifier-instance default-toolbar-width)))
+ "*Cons of the height and the width specifying the thickness of a toolbar.
+The height is used for the toolbar displayed on the top or the bottom,
+the width is used for the toolbar displayed on the right or the left."
+ :type '(cons :tag "height & width"
+ (integer :tag "height") (integer :tag "width"))
+ :set (lambda (symbol value)
+ (set-default
+ symbol
+ (if (and (consp value) (natnump (car value)) (natnump (cdr value)))
+ value
+ '(37 . 40)))
+ (gnus-xmas-update-toolbars))
+ :group 'gnus-xmas)
+
+(defvar gnus-group-toolbar
'([gnus-group-get-new-news gnus-group-get-new-news t "Get new news"]
- [gnus-group-get-new-news-this-group
+ [gnus-group-get-new-news-this-group
gnus-group-get-new-news-this-group t "Get new news in this group"]
- [gnus-group-catchup-current
+ [gnus-group-catchup-current
gnus-group-catchup-current t "Catchup group"]
- [gnus-group-describe-group
+ [gnus-group-describe-group
gnus-group-describe-group t "Describe group"]
[gnus-group-unsubscribe gnus-group-unsubscribe t "Unsubscribe group"]
[gnus-group-subscribe gnus-group-subscribe t "Subscribe group"]
[gnus-group-kill-group gnus-group-kill-group t "Kill group"]
- [gnus-group-exit gnus-group-exit t "Exit Gnus"]
- )
+ [gnus-summary-mail-save
+ gnus-group-save-newsrc t "Save .newsrc files"] ; borrowed icon.
+ [gnus-group-exit gnus-group-exit t "Exit Gnus"])
"The group buffer toolbar.")
-(defvar gnus-summary-toolbar
- '([gnus-summary-prev-unread
- gnus-summary-prev-unread-article t "Prev unread article"]
- [gnus-summary-next-unread
- gnus-summary-next-unread-article t "Next unread article"]
- [gnus-summary-post-news
+(defvar gnus-summary-toolbar
+ '([gnus-summary-prev-unread
+ gnus-summary-prev-page-or-article t "Page up"]
+ [gnus-summary-next-unread
+ gnus-summary-next-page t "Page down"]
+ [gnus-summary-post-news
gnus-summary-post-news t "Post an article"]
[gnus-summary-followup-with-original
- gnus-summary-followup-with-original t
+ gnus-summary-followup-with-original t
"Post a followup and yank the original"]
- [gnus-summary-followup
+ [gnus-summary-followup
gnus-summary-followup t "Post a followup"]
[gnus-summary-reply-with-original
gnus-summary-reply-with-original t "Mail a reply and yank the original"]
- [gnus-summary-reply
+ [gnus-summary-reply
gnus-summary-reply t "Mail a reply"]
[gnus-summary-caesar-message
gnus-summary-caesar-message t "Rot 13"]
gnus-summary-save-article-file t "Save article in file"]
[gnus-summary-save-article
gnus-summary-save-article t "Save article"]
- [gnus-uu-post-news
- gnus-uu-post-news t "Post an uuencoded article"]
+ [gnus-uu-post-news
+ gnus-uu-post-news t "Post a uuencoded article"]
[gnus-summary-cancel-article
gnus-summary-cancel-article t "Cancel article"]
[gnus-summary-catchup
gnus-summary-catchup t "Catchup"]
[gnus-summary-catchup-and-exit
gnus-summary-catchup-and-exit t "Catchup and exit"]
- [gnus-summary-exit gnus-summary-exit t "Exit this summary"]
- )
+ [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
"The summary buffer toolbar.")
(defvar gnus-summary-mail-toolbar
'(
- [gnus-summary-prev-unread
+ [gnus-summary-prev-unread
gnus-summary-prev-unread-article t "Prev unread article"]
- [gnus-summary-next-unread
+ [gnus-summary-next-unread
gnus-summary-next-unread-article t "Next unread article"]
[gnus-summary-mail-reply gnus-summary-reply t "Reply"]
-; [gnus-summary-mail-get gnus-mail-get t "Message get"]
[gnus-summary-mail-originate gnus-summary-post-news t "Originate"]
[gnus-summary-mail-save gnus-summary-save-article t "Save"]
[gnus-summary-mail-copy gnus-summary-copy-article t "Copy message"]
-; [gnus-summary-mail-delete gnus-summary-delete-article t "Delete message"]
[gnus-summary-mail-forward gnus-summary-mail-forward t "Forward message"]
-; [gnus-summary-mail-spell gnus-mail-spell t "Spell"]
-; [gnus-summary-mail-help gnus-mail-help t "Message help"]
[gnus-summary-caesar-message
gnus-summary-caesar-message t "Rot 13"]
[gnus-uu-decode-uu
gnus-summary-save-article-file t "Save article in file"]
[gnus-summary-save-article
gnus-summary-save-article t "Save article"]
+ [gnus-summary-cancel-article ; usenet : cancellation :: mail : deletion.
+ gnus-summary-delete-article t "Delete message"]
[gnus-summary-catchup
gnus-summary-catchup t "Catchup"]
[gnus-summary-catchup-and-exit
gnus-summary-catchup-and-exit t "Catchup and exit"]
- [gnus-summary-exit gnus-summary-exit t "Exit this summary"]
- )
+ [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
"The summary buffer mail toolbar.")
+(defun gnus-xmas-setup-toolbar (toolbar)
+ (when (featurep 'toolbar)
+ (if (and gnus-use-toolbar
+ (message-xmas-setup-toolbar toolbar nil "gnus"))
+ (let ((bar (or (intern-soft (format "%s-toolbar" gnus-use-toolbar))
+ 'default-toolbar))
+ (height (car gnus-toolbar-thickness))
+ (width (cdr gnus-toolbar-thickness))
+ (cur (current-buffer))
+ bars)
+ (set-specifier (symbol-value bar) toolbar cur)
+ (set-specifier default-toolbar-height height cur)
+ (set-specifier default-toolbar-width width cur)
+ (set-specifier top-toolbar-height height cur)
+ (set-specifier bottom-toolbar-height height cur)
+ (set-specifier right-toolbar-width width cur)
+ (set-specifier left-toolbar-width width cur)
+ (if (eq bar 'default-toolbar)
+ (progn
+ (remove-specifier default-toolbar-visible-p cur)
+ (remove-specifier top-toolbar cur)
+ (remove-specifier top-toolbar-visible-p cur)
+ (remove-specifier bottom-toolbar cur)
+ (remove-specifier bottom-toolbar-visible-p cur)
+ (remove-specifier right-toolbar cur)
+ (remove-specifier right-toolbar-visible-p cur)
+ (remove-specifier left-toolbar cur)
+ (remove-specifier left-toolbar-visible-p cur))
+ (set-specifier (symbol-value (intern (format "%s-visible-p" bar)))
+ t cur)
+ (setq bars (delq bar (list 'default-toolbar
+ 'bottom-toolbar 'top-toolbar
+ 'right-toolbar 'left-toolbar)))
+ (while bars
+ (set-specifier (symbol-value (intern (format "%s-visible-p"
+ (pop bars))))
+ nil cur))))
+ (let ((cur (current-buffer)))
+ (set-specifier default-toolbar-visible-p nil cur)
+ (set-specifier top-toolbar-visible-p nil cur)
+ (set-specifier bottom-toolbar-visible-p nil cur)
+ (set-specifier right-toolbar-visible-p nil cur)
+ (set-specifier left-toolbar-visible-p nil cur)))))
+
(defun gnus-xmas-setup-group-toolbar ()
- (and gnus-use-toolbar
- (message-xmas-setup-toolbar gnus-group-toolbar nil "gnus")
- (set-specifier (symbol-value gnus-use-toolbar)
- (cons (current-buffer) gnus-group-toolbar))))
+ (gnus-xmas-setup-toolbar gnus-group-toolbar))
(defun gnus-xmas-setup-summary-toolbar ()
- (let ((bar (if (gnus-news-group-p gnus-newsgroup-name)
- gnus-summary-toolbar gnus-summary-mail-toolbar)))
- (and gnus-use-toolbar
- (message-xmas-setup-toolbar bar nil "gnus")
- (set-specifier (symbol-value gnus-use-toolbar)
- (cons (current-buffer) bar)))))
+ (gnus-xmas-setup-toolbar (if (gnus-news-group-p gnus-newsgroup-name)
+ gnus-summary-toolbar
+ gnus-summary-mail-toolbar)))
(defun gnus-xmas-mail-strip-quoted-names (address)
- "Protect mail-strip-quoted-names from NIL input.
+ "Protect mail-strip-quoted-names from nil input.
XEmacs compatibility workaround."
(if (null address)
nil
'call-process-region (point-min) (point-max) command t '(t nil) nil
args))
-(unless (find-face 'gnus-x-face)
- (copy-face 'default 'gnus-x-face)
- (set-face-foreground 'gnus-x-face "black")
- (set-face-background 'gnus-x-face "white"))
-
-(defun gnus-xmas-article-display-xface (beg end)
- "Display any XFace headers in the current article."
- (save-excursion
- (let (xface-glyph)
- (if (featurep 'xface)
- (setq xface-glyph
- (make-glyph (vector 'xface :data
- (concat "X-Face: "
- (buffer-substring beg end)))))
- (let ((cur (current-buffer)))
- (save-excursion
- (gnus-set-work-buffer)
- (insert (format "%s" (buffer-substring beg end cur)))
- (gnus-xmas-call-region "uncompface")
- (goto-char (point-min))
- (insert "/* Width=48, Height=48 */\n")
- (gnus-xmas-call-region "icontopbm")
- (gnus-xmas-call-region "ppmtoxpm")
- (setq xface-glyph
- (make-glyph
- (vector 'xpm :data (buffer-string )))))))
- (set-glyph-face xface-glyph 'gnus-x-face)
- (goto-char (point-min))
- (re-search-forward "^From:" nil t)
- (set-extent-begin-glyph
- (make-extent (point) (1+ (point))) xface-glyph))))
-
-(defun gnus-xmas-article-show-hidden-text (type &optional hide)
- "Show all hidden text of type TYPE.
-If HIDE, hide the text instead."
- (save-excursion
- (set-buffer gnus-article-buffer)
- (let ((buffer-read-only nil)
- (inhibit-point-motion-hooks t)
- (beg (point-min)))
- (while (gnus-goto-char (text-property-any
- beg (point-max) 'gnus-type type))
- (setq beg (point))
- (forward-char)
- (if hide
- (article-hide-text beg (point) gnus-hidden-properties)
- (article-unhide-text beg (point)))
- (setq beg (point)))
- (save-window-excursion
- (select-window (get-buffer-window (current-buffer)))
- (recenter))
- t)))
-
-(defvar gnus-xmas-pointer-glyph
- (progn
- (setq gnus-xmas-glyph-directory (message-xmas-find-glyph-directory "gnus"))
- (make-pointer-glyph (concat gnus-xmas-glyph-directory "gnus-pointer."
- (if (featurep 'xpm) "xpm" "xbm")))))
-
-(defvar gnus-xmas-modeline-left-extent
+(defvar gnus-xmas-modeline-left-extent
(let ((ext (copy-extent modeline-buffer-id-left-extent)))
- ;(set-extent-property ext 'pointer gnus-xmas-pointer-glyph)
ext))
-
-(defvar gnus-xmas-modeline-right-extent
+
+(defvar gnus-xmas-modeline-right-extent
(let ((ext (copy-extent modeline-buffer-id-right-extent)))
- ;(set-extent-property ext 'pointer gnus-xmas-pointer-glyph)
ext))
(defvar gnus-xmas-modeline-glyph
(progn
- (setq gnus-xmas-glyph-directory (message-xmas-find-glyph-directory "gnus"))
- (let* ((file (concat gnus-xmas-glyph-directory "gnus-pointer."
- (if (featurep 'xpm) "xpm" "xbm")))
- (glyph (make-glyph file)))
- (when (and (featurep 'x)
- (file-exists-p file))
- (set-glyph-face glyph 'modeline-buffer-id))
- (set-glyph-property glyph 'image (cons 'tty "Gnus:"))
+ (let* ((file-xpm (expand-file-name "gnus-pointer.xpm"
+ gnus-xmas-glyph-directory))
+ (file-xbm (expand-file-name "gnus-pointer.xbm"
+ gnus-xmas-glyph-directory))
+ (glyph (make-glyph
+ ;; Gag gag gag.
+ (cond ((featurep 'xpm)
+ ;; Let's try a nifty XPM
+ `[xpm :file ,file-xpm])
+ ((featurep 'xbm)
+ ;; Then a not-so-nifty XBM
+ `[xbm :file ,file-xbm])
+ ;; Then the simple string
+ (t [string :data "Gnus:"])))))
+ (set-glyph-face glyph 'modeline-buffer-id)
glyph)))
(defun gnus-xmas-mode-line-buffer-identification (line)
(let ((line (car line))
chop)
- (if (not (stringp line))
- (list line)
- (when (string-match "^Gnus:" line)
- (setq chop (match-end 0))
- (list
- (if gnus-xmas-modeline-glyph
- (cons gnus-xmas-modeline-left-extent gnus-xmas-modeline-glyph)
- (cons gnus-xmas-modeline-left-extent (substring line 0 chop)))
- (cons gnus-xmas-modeline-right-extent (substring line chop)))))))
+ (cond
+ ;; This is some weird type of id.
+ ((not (stringp line))
+ (list line))
+ ;; This is non-standard, so we just pass it through.
+ ((not (string-match "^Gnus:" line))
+ (list line))
+ ;; We have a standard line, so we colorize and glyphize it a bit.
+ (t
+ (setq chop (match-end 0))
+ (list
+ (if gnus-xmas-modeline-glyph
+ (cons gnus-xmas-modeline-left-extent gnus-xmas-modeline-glyph)
+ (cons gnus-xmas-modeline-left-extent (substring line 0 chop)))
+ (cons gnus-xmas-modeline-right-extent (substring line chop)))))))
(defun gnus-xmas-splash ()
(when (eq (device-type) 'x)
(gnus-splash)))
+(defun gnus-xmas-annotation-in-region-p (b e)
+ (or (map-extents (lambda (e u) t) nil b e nil nil 'mm t)
+ (if (= b e)
+ (eq (cadr (memq 'gnus-undeletable (text-properties-at b))) t)
+ (text-property-any b e 'gnus-undeletable t))))
+
+(defun gnus-xmas-mime-button-menu (event prefix)
+ "Construct a context-sensitive menu of MIME commands."
+ (interactive "e\nP")
+ (let ((response (get-popup-menu-response
+ `("MIME Part"
+ ,@(mapcar (lambda (c) `[,(caddr c) ,(car c) t])
+ gnus-mime-button-commands)))))
+ (set-buffer (event-buffer event))
+ (goto-char (event-point event))
+ (funcall (event-function response) (event-object response))))
+
+(defun gnus-xmas-mime-security-button-menu (event prefix)
+ "Construct a context-sensitive menu of security commands."
+ (interactive "e\nP")
+ (let ((response
+ (get-popup-menu-response
+ `("Security Part"
+ ,@(delq nil
+ (mapcar (lambda (c)
+ (unless (eq (car c) 'undefined)
+ `[,(caddr c) ,(car c) t]))
+ gnus-mime-security-button-commands))))))
+ (set-buffer (event-buffer event))
+ (goto-char (event-point event))
+ (funcall (event-function response) (event-object response))))
+
+(defun gnus-xmas-mailing-list-menu-add ()
+ (gnus-xmas-menu-add mailing-list
+ gnus-mailing-list-menu))
+
+(defun gnus-xmas-image-type-available-p (type)
+ (and (if (fboundp 'display-images-p)
+ (display-images-p)
+ window-system)
+ (featurep (if (eq type 'pbm) 'xbm type))))
+
+(defun gnus-xmas-create-image (file &optional type data-p &rest props)
+ (let ((type (cond
+ (type
+ (symbol-name type))
+ ((and (not data-p)
+ (string-match "[.]" file))
+ (car (last (split-string file "[.]"))))))
+ (face (plist-get props :face))
+ glyph)
+ (when (equal type "pbm")
+ (with-temp-buffer
+ (if data-p
+ (insert file)
+ (insert-file-contents-literally file))
+ (shell-command-on-region (point-min) (point-max)
+ "ppmtoxpm 2>/dev/null" t)
+ (setq file (buffer-string)
+ type "xpm"
+ data-p t)))
+ (setq glyph
+ (if (equal type "xbm")
+ (make-glyph (list (cons 'x file)))
+ (with-temp-buffer
+ (if data-p
+ (insert file)
+ (insert-file-contents-literally file))
+ (make-glyph
+ (vector
+ (if type
+ (intern type)
+ (mm-image-type-from-buffer))
+ :data (buffer-string))))))
+ (when face
+ (set-glyph-face glyph face))
+ glyph))
+
+(defun gnus-xmas-put-image (glyph &optional string category)
+ "Insert STRING, but display GLYPH.
+Warning: Don't insert text immediately after the image."
+ (let ((begin (point))
+ extent)
+ (if (and (bobp) (not string))
+ (setq string " "))
+ (if string
+ (insert string)
+ (setq begin (1- begin)))
+ (setq extent (make-extent begin (point)))
+ (set-extent-property extent 'gnus-image category)
+ (set-extent-property extent 'duplicable t)
+ (if string
+ (set-extent-property extent 'invisible t))
+ (set-extent-property extent 'end-glyph glyph))
+ glyph)
+
+(defun gnus-xmas-remove-image (image &optional category)
+ "Remove the image matching IMAGE and CATEGORY found first."
+ (map-extents
+ (lambda (ext unused)
+ (when (equal (extent-end-glyph ext) image)
+ (set-extent-property ext 'invisible nil)
+ (set-extent-property ext 'end-glyph nil)
+ t))
+ nil nil nil nil nil 'gnus-image category))
+
+(defun gnus-xmas-assq-delete-all (key alist)
+ (let ((elem nil))
+ (while (setq elem (assq key alist))
+ (setq alist (delq elem alist)))
+ alist))
+
(provide 'gnus-xmas)
;;; gnus-xmas.el ends here