-;;; riece-icon.el --- iconify buffer strings
-;; Copyright (C) 1'center8-2003 Daiki Ueno
+;;; riece-icon.el --- display icons in IRC buffers
+;; 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.
;;; 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:
+(require 'riece-globals)
+(require 'riece-signal)
+
(defvar riece-channel-list-icons
'((" " . "/* XPM */
static char * blank_xpm[] = {
\" @@@@@@@@@@@ \",
\" \"};")
+(defvar riece-icon-enabled nil)
+
+(defconst riece-icon-description
+ "Display icons in IRC buffers.")
+
(defun riece-icon-available-p ()
(if (featurep 'xemacs)
(featurep 'xpm)
- (image-type-available-p 'xpm)))
+ (if (fboundp 'image-type-available-p)
+ (image-type-available-p 'xpm))))
(eval-and-compile
(if (featurep 'xemacs)
(eval-and-compile
(if (featurep 'xemacs)
(defun riece-icon-add-image-region (image start end)
+ (map-extents
+ (lambda (extent ignore)
+ (if (or (extent-property extent 'riece-icon-user-list-extent)
+ (extent-property extent 'riece-icon-user-list-annotation))
+ (delete-extent extent)))
+ (current-buffer) start end)
(let ((extent (make-extent start end))
(annotation (make-annotation image end 'text)))
(set-extent-property extent 'end-open t)
(set-extent-property annotation
'riece-icon-user-list-extent extent)
(set-extent-property extent
- 'riece-icon-user-list-extent annotation)))
+ 'riece-icon-user-list-annotation annotation)))
(defun riece-icon-add-image-region (image start end)
(let ((inhibit-read-only t)
buffer-read-only)
'rear-nonsticky (list 'display)))))))
(defun riece-icon-update-user-list-buffer ()
- (let ((images (riece-icon-make-images riece-user-list-icons)))
- (save-excursion
- (goto-char (point-min))
- (while (re-search-forward "^[ @+]" nil t)
- (riece-icon-add-image-region
- (cdr (assoc (match-string 0) images))
- (1- (point)) (point))))))
+ (if riece-icon-enabled
+ (let ((images (riece-icon-make-images riece-user-list-icons)))
+ (save-excursion
+ (goto-char (point-min))
+ (while (re-search-forward "^[ @+]" nil t)
+ (riece-icon-add-image-region
+ (cdr (assoc (match-string 0) images))
+ (1- (point)) (point)))))))
(defun riece-icon-update-channel-list-buffer ()
- (let ((images (riece-icon-make-images riece-channel-list-icons)))
- (save-excursion
- (goto-char (point-min))
- (while (re-search-forward "^ ?[0-9]+:\\([ !+*]\\)" nil t)
- (riece-icon-add-image-region
- (cdr (assoc (match-string 1) images))
- (match-beginning 1) (match-end 1))))))
+ (if riece-icon-enabled
+ (let ((images (riece-icon-make-images riece-channel-list-icons)))
+ (save-excursion
+ (goto-char (point-min))
+ (while (re-search-forward "^ ?[0-9]+:\\([ !+*]\\)" nil t)
+ (riece-icon-add-image-region
+ (cdr (assoc (match-string 1) images))
+ (match-beginning 1) (match-end 1)))))))
(eval-and-compile
(if (featurep 'xemacs)
(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-user-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-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)
+ (setq riece-icon-enabled t)
+ (if riece-current-channel
+ (riece-emit-signal 'user-list-changed riece-current-channel))
+ (riece-emit-signal 'channel-list-changed))
+
+(defun riece-icon-disable ()
+ (fset 'riece-mode-line-buffer-identification
+ riece-icon-original-mode-line-buffer-identification)
+ (riece-icon-update-mode-line-buffer-identification)
+ (setq riece-icon-enabled nil)
+ (if riece-current-channel
+ (riece-emit-signal 'user-list-changed riece-current-channel))
+ (riece-emit-signal 'channel-list-changed))
(provide 'riece-icon)