;;; smiley.el --- displaying smiley faces
-
-;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
-;; Free Software Foundation, Inc.
+;; Copyright (C) 1996,97,98 Free Software Foundation, Inc.
;; Author: Wes Hardaker <hardaker@ece.ucdavis.edu>
;; Keywords: fun
;; To use:
;; (require 'smiley)
-;; (setq gnus-treat-display-smileys t)
+;; (add-hook 'gnus-article-display-hook 'gnus-smiley-display t)
;; The smilies were drawn by Joe Reiss <jreiss@vt.edu>.
-;;; Code:
-
+(require 'annotations)
+(require 'messagexmas)
(require 'cl)
(require 'custom)
-(eval-and-compile
- (when (featurep 'xemacs)
- (require 'annotations)
- (require 'messagexmas)))
-
(defgroup smiley nil
- "Turn :-)'s into real images."
+ "Turn :-)'s into real images (XEmacs)."
:group 'gnus-visual)
-;; FIXME: Where is the directory when using Emacs?
-(defcustom smiley-data-directory
- (if (featurep 'xemacs)
- (message-xmas-find-glyph-directory "smilies")
- "/usr/local/lib/xemacs/xemacs-packages/etc/smilies")
+(defcustom smiley-data-directory (message-xmas-find-glyph-directory "smilies")
"*Location of the smiley faces files."
:type 'directory
:group 'smiley)
;; two alists below.
(defcustom smiley-deformed-regexp-alist
- '(("\\(\\^_\\^;;;\\)\\W" 1 "WideFaceAse3.xbm")
- ("\\(\\^_\\^;;\\)\\W" 1 "WideFaceAse2.xbm")
- ("\\(\\^_\\^;\\)\\W" 1 "WideFaceAse1.xbm")
- ("\\(\\^_\\^\\)\\W" 1 "WideFaceSmile.xbm")
+ '(("\\(\\^_?\\^;;;\\)\\W" 1 "WideFaceAse3.xbm")
+ ("\\(\\^_?\\^;;\\)\\W" 1 "WideFaceAse2.xbm")
+ ("\\(\\^_?\\^;\\)\\W" 1 "WideFaceAse1.xbm")
+ ("\\(\\^_?\\^\\)\\W" 1 "WideFaceSmile.xbm")
("\\(;_;\\)\\W" 1 "WideFaceWeep.xbm")
("\\(T_T\\)\\W" 1 "WideFaceWeep.xbm")
("\\(:-*[<«]+\\)\\W" 1 "FaceAngry.xpm")
("\\(:-+\\]+\\)\\W" 1 "FaceGoofy.xpm")
("\\(:-*D\\)\\W" 1 "FaceGrinning.xpm")
("\\(:-*[)>}»]+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(=[)»]+\\)\\W" 1 "FaceHappy.xpm")
+ ("\\(=[)>»]+\\)\\W" 1 "FaceHappy.xpm")
("\\(:-*[/\\\"]\\)[^/]\\W" 1 "FaceIronic.xpm")
- ("[^.0-9]\\([8|]-*[|Oo%]\\)\\W" 1 "FaceKOed.xpm")
+ ("\\([8|]-*[|Oo%]\\)\\W" 1 "FaceKOed.xpm")
("\\([:|]-*#+\\)\\W" 1 "FaceNyah.xpm")
("\\(:-*[({]+\\)\\W" 1 "FaceSad.xpm")
("\\(=[({]+\\)\\W" 1 "FaceSad.xpm")
("\\(:-+D\\)\\W" 1 "FaceGrinning.xpm")
("\\(:-+[}»]+\\)\\W" 1 "FaceHappy.xpm")
("\\(:-*)+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(=[)]+\\)\\W" 1 "FaceHappy.xpm")
+ ("\\(=[)>]+\\)\\W" 1 "FaceHappy.xpm")
("\\(:-+[/\\\"]+\\)\\W" 1 "FaceIronic.xpm")
("\\([8|]-+[|Oo%]\\)\\W" 1 "FaceKOed.xpm")
("\\([:|]-+#+\\)\\W" 1 "FaceNyah.xpm")
:group 'smiley)
(defvar smiley-glyph-cache nil)
+(defvar smiley-running-xemacs (string-match "XEmacs" emacs-version))
(defvar smiley-map (make-sparse-keymap "smiley-keys")
- "Keymap to toggle smiley states.")
+ "Keymap to toggle smiley states.")
(define-key smiley-map [(button2)] 'smiley-toggle-extent)
(define-key smiley-map [(button3)] 'smiley-popup-menu)
(defun smiley-popup-menu (e)
(interactive "e")
(popup-menu
- `("Smilies"
+ `("Smilies"
["Toggle This Smiley" (smiley-toggle-extent ,e) t]
["Toggle All Smilies" (smiley-toggle-extents ,e) t])))
(defun smiley-create-glyph (smiley pixmap)
- (or
- (cdr-safe (assoc pixmap smiley-glyph-cache))
- (let* ((xpm-color-symbols
- (and (featurep 'xpm)
- (append `(("flesh" ,smiley-flesh-color)
- ("features" ,smiley-features-color)
- ("tongue" ,smiley-tongue-color))
- xpm-color-symbols)))
- (glyph (make-glyph
- (list
- (cons (if (featurep 'gtk) 'gtk 'x)
- (expand-file-name pixmap smiley-data-directory))
- (cons 'mswindows
- (expand-file-name pixmap smiley-data-directory))
- (cons 'tty smiley)))))
- (setq smiley-glyph-cache (cons (cons pixmap glyph) smiley-glyph-cache))
- (set-glyph-face glyph 'default)
- glyph)))
-
-(defun smiley-create-glyph-ems (smiley pixmap)
- (condition-case e
- (create-image (expand-file-name pixmap smiley-data-directory))
- (error nil)))
-
+ (and
+ smiley-running-xemacs
+ (or
+ (cdr-safe (assoc pixmap smiley-glyph-cache))
+ (let* ((xpm-color-symbols
+ (and (featurep 'xpm)
+ (append `(("flesh" ,smiley-flesh-color)
+ ("features" ,smiley-features-color)
+ ("tongue" ,smiley-tongue-color))
+ xpm-color-symbols)))
+ (glyph (make-glyph
+ (list
+ (cons 'x (expand-file-name pixmap smiley-data-directory))
+ (cons 'tty smiley)))))
+ (setq smiley-glyph-cache (cons (cons pixmap glyph) smiley-glyph-cache))
+ (set-glyph-face glyph 'default)
+ glyph))))
;;;###autoload
(defun smiley-region (beg end)
(reveal-annotation ant)
(set-extent-property ext 'invisible t)))))))
-;; FIXME::
-(defun smiley-toggle-extent-ems (event)
- "Toggle smiley at given point.
-Note -- this function hasn't been implemented yet."
- (interactive "e")
- (error "This function hasn't been implemented yet"))
-
(defun smiley-toggle-extents (e)
(interactive "e")
(map-extents
- (lambda (e void)
- (let (ant)
- (if (annotationp (setq ant (extent-property e 'smiley-annotation)))
- (if (eq (extent-property e 'invisible) nil)
- (progn
- (reveal-annotation ant)
- (set-extent-property e 'invisible t)
- )
- (hide-annotation ant)
- (set-extent-property e 'invisible nil)))
- nil))
+ '(lambda (e void)
+ (let (ant)
+ (if (annotationp (setq ant (extent-property e 'smiley-annotation)))
+ (progn
+ (if (eq (extent-property e 'invisible) nil)
+ (progn
+ (reveal-annotation ant)
+ (set-extent-property e 'invisible t)
+ )
+ (hide-annotation ant)
+ (set-extent-property e 'invisible nil))))
+ nil))
(event-buffer e)))
-;; FIXME::
-(defun smiley-toggle-extents-ems (e)
- (interactive "e")
- (error "This function hasn't been implemented yet"))
-
;;;###autoload
(defun smiley-buffer (&optional buffer st nd)
(interactive)
- (when (featurep '(or x gtk mswindows))
+ (when (featurep 'x)
(save-excursion
(when buffer
(set-buffer buffer))
(case-fold-search nil)
entry regexp beg group file)
(map-extents
- (lambda (e void)
- (when (or (extent-property e 'smiley-extent)
- (extent-property e 'smiley-annotation))
- (delete-extent e)))
+ '(lambda (e void)
+ (when (or (extent-property e 'smiley-extent)
+ (extent-property e 'smiley-annotation))
+ (delete-extent e)))
buffer st nd)
(goto-char (or st (point-min)))
(setq beg (point))
(set-extent-property ant 'smiley-extent ext)
(set-extent-property ext 'smiley-annotation ant)
;; Help
- (set-extent-property
- ext 'help-echo
- "button2 toggles smiley, button3 pops up menu")
- (set-extent-property
- ant 'help-echo
- "button2 toggles smiley, button3 pops up menu")
+ (set-extent-property ext 'help-echo
+ "button2 toggles smiley, button3 pops up menu")
+ (set-extent-property ant 'help-echo
+ "button2 toggles smiley, button3 pops up menu")
(set-extent-property ext 'balloon-help
"Mouse button2 - toggle smiley
Mouse button3 - menu")
(make-annotation ")" end 'text))
(goto-char end)))))))))
-;; FIXME: No popup menu, no customized color
-(defun smiley-buffer-ems (&optional buffer st nd)
- (interactive)
- (when window-system
- (save-excursion
- (when buffer
- (set-buffer buffer))
- (let ((buffer-read-only nil)
- (alist (if (symbolp smiley-regexp-alist)
- (symbol-value smiley-regexp-alist)
- smiley-regexp-alist))
- (case-fold-search nil)
- entry regexp beg group file)
- (dolist (overlay (overlays-in (or st (point-min))
- (or nd (point-max))))
- (when (overlay-get overlay 'smiley)
- (remove-text-properties (overlay-start overlay)
- (overlay-end overlay) '(display))
- (delete-overlay overlay)))
- (goto-char (or st (point-min)))
- (setq beg (point))
- ;; loop through alist
- (while (setq entry (pop alist))
- (setq regexp (car entry)
- group (cadr entry)
- file (caddr entry))
- (goto-char beg)
- (while (re-search-forward regexp nd t)
- (let* ((start (match-beginning group))
- (end (match-end group))
- (glyph (smiley-create-glyph nil file))
- (overlay (make-overlay start end)))
- (when glyph
- (add-text-properties start end
- `(display ,glyph))
- (overlay-put overlay 'smiley glyph)
- (goto-char end)))))))))
-
(defun smiley-end-paren-p (start end)
"Try to guess whether the current smiley is an end-paren smiley."
(save-excursion
(goto-char start)
(when (and (re-search-backward "[()]" nil t)
- (eq (char-after) ?\()
+ (= (following-char) ?\()
(goto-char end)
(or (not (re-search-forward "[()]" nil t))
- (eq (char-after (1- (point))) ?\()))
+ (= (char-after (1- (point))) ?\()))
t)))
-(defun smiley-toggle-buffer (&optional arg buffer st nd)
- "Toggle displaying smiley faces.
-With arg, turn displaying on if and only if arg is positive."
- (interactive "P")
- (let (on off)
- (map-extents
- (lambda (e void)
- (let (ant)
- (if (annotationp (setq ant (extent-property e 'smiley-annotation)))
- (if (eq (extent-property e 'invisible) nil)
- (setq off (cons (cons ant e) off))
- (setq on (cons (cons ant e) on)))))
- nil)
- buffer st nd)
- (if (and (not (and (numberp arg) (< arg 0)))
- (or (and (numberp arg) (> arg 0))
- (null on)))
- (if off
- (while off
- (reveal-annotation (caar off))
- (set-extent-property (cdar off) 'invisible t)
- (setq off (cdr off)))
- (smiley-buffer))
- (while on
- (hide-annotation (caar on))
- (set-extent-property (cdar on) 'invisible nil)
- (setq on (cdr on))))))
-
-;; Simply removing all smiley if existing.
-;; FIXME: make it work as the one in XEmacs.
-(defun smiley-toggle-buffer-ems (&optional arg buffer st nd)
- "Toggle displaying smiley faces.
-With arg, turn displaying on if and only if arg is positive."
- (interactive "P")
- (save-excursion
- (when buffer
- (set-buffer buffer))
- (let (found)
- (dolist (overlay (overlays-in (or st (point-min))
- (or nd (point-max))))
- (when (overlay-get overlay 'smiley)
- (remove-text-properties (overlay-start overlay)
- (overlay-end overlay) '(display))
- (setq found t)))
- (unless found
- (smiley-buffer buffer st nd)))))
-
-(unless (featurep 'xemacs)
- (defalias 'smiley-create-glyph 'smiley-create-glyph-ems)
- (defalias 'smiley-toggle-extent 'smiley-toggle-extent-ems)
- (defalias 'smiley-toggle-extents 'smiley-toggle-extents-ems)
- (defalias 'smiley-buffer 'smiley-buffer-ems)
- (defalias 'smiley-toggle-buffer 'smiley-toggle-buffer-ems))
-
(defvar gnus-article-buffer)
;;;###autoload
-(defun gnus-smiley-display (&optional arg)
- "Display \"smileys\" as small graphical icons.
-With arg, turn displaying on if and only if arg is positive."
- (interactive "P")
+(defun gnus-smiley-display ()
+ "Display \"smileys\" as small graphical icons."
+ (interactive)
(save-excursion
- (article-goto-body)
- (let (buffer-read-only)
- (smiley-toggle-buffer arg (current-buffer) (point) (point-max)))))
+ (set-buffer gnus-article-buffer)
+ (goto-char (point-min))
+ ;; We skip the headers.
+ (unless (search-forward "\n\n" nil t)
+ (goto-char (point-max)))
+ (smiley-buffer (current-buffer) (point))))
(provide 'smiley)
-;; Local Variables:
-;; coding: iso-8859-1
-;; End:
-
;;; smiley.el ends here