-;;; riece-icon.el --- iconify buffer strings
-;; Copyright (C) 1'center8-2003 Daiki Ueno
+;;; riece-icon.el --- display icons in IRC buffers -*- lexical-binding: t -*-
+;; Copyright (C) 1998-2003 Daiki Ueno
;; Author: Daiki Ueno <ueno@unixuser.org>
-;; Created: 1'center8-09-28
+;; Created: 1998-09-28
;; Keywords: IRC, riece
;; This file is part of Riece.
;; 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:
-;; To use, add the following line to your ~/.riece/init.el:
-;; (add-to-list 'riece-addons 'riece-icon)
+;; NOTE: This is an add-on module for Riece.
;;; Code:
\" @@@@@@@@@@@ \",
\" \"};")
-(defvar riece-icon-enabled nil)
-
(defconst riece-icon-description
- "Add icon images on IRC buffers")
+ "Display icons in IRC buffers.")
(defun riece-icon-available-p ()
(if (featurep 'xemacs)
(defun riece-icon-make-image (data string)
(make-glyph (list (vector 'xpm :data data)
(vector 'string :data string))))
- (defun riece-icon-make-image (data string)
+ (defun riece-icon-make-image (data _string)
(create-image data 'xpm t :ascent 'center))))
(defun riece-icon-make-images (alist)
(if (featurep 'xemacs)
(defun riece-icon-add-image-region (image start end)
(map-extents
- (lambda (extent ignore)
+ (lambda (extent _ignore)
(if (or (extent-property extent 'riece-icon-user-list-extent)
(extent-property extent 'riece-icon-user-list-annotation))
(delete-extent extent)))
'rear-nonsticky (list 'display)))))))
(defun riece-icon-update-user-list-buffer ()
- (if riece-icon-enabled
+ (if (get 'riece-icon 'riece-addon-enabled)
(let ((images (riece-icon-make-images riece-user-list-icons)))
(save-excursion
(goto-char (point-min))
(1- (point)) (point)))))))
(defun riece-icon-update-channel-list-buffer ()
- (if riece-icon-enabled
+ (if (get 'riece-icon 'riece-addon-enabled)
(let ((images (riece-icon-make-images riece-channel-list-icons)))
(save-excursion
(goto-char (point-min))
(error
(defalias 'riece-icon-modeline-buffer-identification 'identity)))))
+(defun riece-icon-user-list-mode-hook ()
+ (if (riece-icon-available-p)
+ (add-hook 'riece-update-buffer-functions
+ 'riece-icon-update-user-list-buffer t t)))
+
+(defun riece-icon-channel-list-mode-hook ()
+ (if (riece-icon-available-p)
+ (add-hook 'riece-update-buffer-functions
+ 'riece-icon-update-channel-list-buffer t t)))
+
(defun riece-icon-insinuate ()
- (defalias 'riece-mode-line-buffer-identification
- #'riece-icon-modeline-buffer-identification)
+ (save-excursion
+ (when riece-user-list-buffer
+ (set-buffer riece-user-list-buffer)
+ (riece-icon-user-list-mode-hook))
+ (when riece-channel-list-buffer
+ (set-buffer riece-channel-list-buffer)
+ (riece-icon-channel-list-mode-hook)))
(add-hook 'riece-user-list-mode-hook
- (lambda ()
- (if (riece-icon-available-p)
- (add-hook 'riece-update-buffer-functions
- 'riece-icon-update-user-list-buffer t t))))
+ 'riece-icon-user-list-mode-hook)
(add-hook 'riece-channel-list-mode-hook
- (lambda ()
- (if (riece-icon-available-p)
- (add-hook 'riece-update-buffer-functions
- 'riece-icon-update-channel-list-buffer t t)))))
+ 'riece-icon-channel-list-mode-hook))
+
+(defun riece-icon-uninstall ()
+ (save-excursion
+ (when riece-user-list-buffer
+ (set-buffer riece-user-list-buffer)
+ (remove-hook 'riece-update-buffer-functions
+ 'riece-icon-update-user-list-buffer t))
+ (when riece-channel-list-buffer
+ (set-buffer riece-channel-list-buffer)
+ (remove-hook 'riece-update-buffer-functions
+ 'riece-icon-update-channel-list-buffer t)))
+ (remove-hook 'riece-user-list-mode-hook
+ 'riece-icon-user-list-mode-hook)
+ (remove-hook 'riece-channel-list-mode-hook
+ 'riece-icon-channel-list-mode-hook))
+
+(defvar riece-icon-original-mode-line-buffer-identification nil)
+
+(defun riece-icon-update-mode-line-buffer-identification ()
+ (let ((buffers riece-buffer-list))
+ (save-excursion
+ (while buffers
+ (set-buffer (car buffers))
+ (if (local-variable-p 'riece-mode-line-buffer-identification
+ (car buffers))
+ (setq mode-line-buffer-identification
+ (riece-mode-line-buffer-identification
+ riece-mode-line-buffer-identification)))
+ (setq buffers (cdr buffers))))))
(defun riece-icon-enable ()
- (setq riece-icon-enabled t)
+ (setq riece-icon-original-mode-line-buffer-identification
+ (symbol-function 'riece-mode-line-buffer-identification))
+ (defalias 'riece-mode-line-buffer-identification
+ 'riece-icon-modeline-buffer-identification)
+ (riece-icon-update-mode-line-buffer-identification)
(if riece-current-channel
(riece-emit-signal 'user-list-changed riece-current-channel))
(riece-emit-signal 'channel-list-changed))
(defun riece-icon-disable ()
- (setq riece-icon-enabled nil)
+ (fset 'riece-mode-line-buffer-identification
+ riece-icon-original-mode-line-buffer-identification)
+ (riece-icon-update-mode-line-buffer-identification)
(if riece-current-channel
(riece-emit-signal 'user-list-changed riece-current-channel))
(riece-emit-signal 'channel-list-changed))