X-Git-Url: https://cgit.sxemacs.org/?p=riece;a=blobdiff_plain;f=lisp%2Friece-ctlseq.el;h=c7a54e0306e375a81b270dad6efc8aa81b4a0a77;hp=87729d5c742cd2ff558c0776685ccfc9639d9e87;hb=536e383fc9aa7ea3249c734cda5359184262672c;hpb=17dd5dac188c1ad7bdc71961f341d7e1f9551749

diff --git a/lisp/riece-ctlseq.el b/lisp/riece-ctlseq.el
index 87729d5..c7a54e0 100644
--- a/lisp/riece-ctlseq.el
+++ b/lisp/riece-ctlseq.el
@@ -1,4 +1,4 @@
-;;; riece-ctlseq.el --- highlight control sequences in channel buffers
+;;; riece-ctlseq.el --- mark up control sequences in IRC buffers
 ;; Copyright (C) 1998-2004 Daiki Ueno
 
 ;; Author: Daiki Ueno <ueno@unixuser.org>
@@ -24,22 +24,44 @@
 
 ;;; Commentary:
 
-;; To use, add the following line to your ~/.riece/init.el:
-;; (add-to-list 'riece-addons 'riece-ctlseq)
+;; NOTE: This is an add-on module for Riece.
 
 ;;; Code:
 
-(require 'riece-highlight)
+(require 'riece-message)
+(require 'riece-misc)
 
-(defvar riece-ctlseq-colors
+(defgroup riece-ctlseq nil
+  "Mark up control sequences in IRC buffer."
+  :prefix "riece-"
+  :group 'riece)
+
+(defcustom riece-ctlseq-colors
   '("white" "black" "red" "orange" "yellow" "LightGreen" "DarkOliveGreen"
     "cyan4" "turquoise" "blue" "black" "black" "black" "black" "black"
-    "DarkBlue" "purple1" "purple2" "purple3" "magenta"))
+    "DarkBlue" "purple1" "purple2" "purple3" "magenta")
+  "List of colors can be used with ^C<fg>,<bg>."
+  :group 'riece-ctlseq
+  :type '(repeat (string :tag "Color")))
+
+(defcustom riece-ctlseq-hide-controls t
+  "If non-nil, control characters are hidden."
+  :group 'riece-ctlseq
+  :type 'boolean)
+
+(defcustom riece-ctlseq-face-cache-size 128
+  "Maximum length of the internal face cache."
+  :group 'riece-ctlseq
+  :type 'integer)
 
 (defvar riece-ctlseq-face-cache nil)
-(defvar riece-ctlseq-face-cache-size 128)
 (defvar riece-ctlseq-face-counter 0)
 
+(defvar riece-ctlseq-enabled nil)
+
+(defconst riece-ctlseq-description
+  "Mark up control sequences in IRC buffers.")
+
 (defun riece-ctlseq-compatible-attributes-p (this other)
   (let ((pointer this))
     (catch 'mismatched
@@ -134,44 +156,45 @@
     attrs)))
 
 (defun riece-ctlseq-message-filter (message)
-  (let ((start 0)
-	(end (length (riece-message-text message)))
-	attrs)
-    (while (string-match
-	    "[\x2\xF\x16\x1F]\\|\x3\\([0-9]+\\)?\\(,[0-9]+\\)?"
-	    (riece-message-text message) start)
-      (put-text-property (match-beginning 0) (match-end 0)
-			 'invisible 'riece-ctlseq (riece-message-text message))
-      (if attrs
-	  (put-text-property start (match-beginning 0)
-			     'riece-ctlseq-attributes (copy-sequence attrs)
-			     (riece-message-text message)))
-      (setq start (match-end 0)
-	    attrs (riece-ctlseq-update-attributes
-		   (match-string 0 (riece-message-text message)) attrs)))
-    (if (and (< start end) attrs)
-	(put-text-property start end
-			   'riece-ctlseq-attributes (copy-sequence attrs)
-			   (riece-message-text message))))
+  (if riece-ctlseq-enabled
+      (let ((start 0)
+	    (end (length (riece-message-text message)))
+	    attrs)
+	(while (string-match
+		"[\x2\xF\x16\x1F]\\|\x3\\([0-9]+\\)?\\(,[0-9]+\\)?"
+		(riece-message-text message) start)
+	  (if riece-ctlseq-hide-controls
+	      (put-text-property (match-beginning 0) (match-end 0)
+				 'invisible 'riece-ctlseq
+				 (riece-message-text message)))
+	  (if attrs
+	      (put-text-property start (match-beginning 0)
+				 'riece-ctlseq-attributes (copy-sequence attrs)
+				 (riece-message-text message)))
+	  (setq start (match-end 0)
+		attrs (riece-ctlseq-update-attributes
+		       (match-string 0 (riece-message-text message)) attrs)))
+	(if (and (< start end) attrs)
+	    (put-text-property start end
+			       'riece-overlay-face
+			       (riece-ctlseq-face-from-cache attrs)
+			       (riece-message-text message)))))
   message)
 
-(defun riece-ctlseq-scan-region (start end)
-  (riece-scan-property-region
-   'riece-ctlseq-attributes
-   start end
-   (lambda (start end)
-     (riece-overlay-put (riece-make-overlay start end)
-			'face
-			(riece-ctlseq-face-from-cache
-			 (get-text-property start
-					    'riece-ctlseq-attributes))))))
-
 (defun riece-ctlseq-requires ()
   '(riece-highlight))
-			    
+
 (defun riece-ctlseq-insinuate ()
-  (add-hook 'riece-message-filter-functions 'riece-ctlseq-message-filter)
-  (add-hook 'riece-after-insert-functions 'riece-ctlseq-scan-region))
+  (add-hook 'riece-message-filter-functions 'riece-ctlseq-message-filter))
+
+(defun riece-ctlseq-uninstall ()
+  (remove-hook 'riece-message-filter-functions 'riece-ctlseq-message-filter))
+
+(defun riece-ctlseq-enable ()
+  (setq riece-ctlseq-enabled t))
+
+(defun riece-ctlseq-disable ()
+  (setq riece-ctlseq-enabled nil))
 
 (provide 'riece-ctlseq)