Remove hooks local to dialog buffers.

[riece] / lisp / riece-highlight.el

diff --git a/lisp/riece-highlight.el b/lisp/riece-highlight.el
index ead7a2a..1164918 100644 (file)
--- a/lisp/riece-highlight.el
+++ b/lisp/riece-highlight.el
@@ -22,21 +22,27 @@
 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 ;; Boston, MA 02111-1307, USA.
 
+;;; Commentary:
+
+;; NOTE: This is an add-on module for Riece.
+
 ;;; Code:
 
 (require 'riece-globals)
 (require 'riece-options)               ;riece-channel-list-buffer-mode
 (require 'riece-identity)              ;riece-format-identity
+(require 'riece-misc)
 (require 'font-lock)
+(require 'derived)
 
 (defgroup riece-highlight nil
-  "Highlight your IRC buffer"
+  "Decorate IRC buffers with faces and fonts."
   :tag "Highlight"
   :prefix "riece-"
   :group 'riece)
 
 (defgroup riece-highlight-faces nil
-  "Faces for highlight your IRC buffer"
+  "Faces for highlight IRC buffers."
   :tag "Faces"
   :prefix "riece-highlight-"
   :group 'riece-highlight)
@@ -148,7 +154,7 @@
        ".*\\)$")
        (list 1 (intern (format "riece-dialogue-%s-face" line)) t t)))
     '(change notice wallops error info))
-   (list (list "(from [^)]+)$" 0 riece-dialogue-server-face t)))
+   '((riece-highlight-server-match 0 riece-dialogue-server-face t)))
   "Default expressions to highlight in riece-dialogue-mode."
   :type '(repeat (list string))
   :group 'riece-highlight)
@@ -187,36 +193,43 @@
   :type '(repeat (list string))
   :group 'riece-highlight)
 
+(unless (riece-facep 'riece-modeline-current-face)
+  (make-face 'riece-modeline-current-face
+            "Face used for displaying the current channel in modeline.")
+  (if (featurep 'xemacs)
+      (set-face-parent 'riece-modeline-current-face 'modeline))
+  (set-face-foreground 'riece-modeline-current-face
+                      (face-foreground 'riece-channel-list-current-face)))
+
 (defvar riece-highlight-enabled nil)
 
 (defconst riece-highlight-description
-  "Highlight IRC buffers")
+  "Highlight IRC buffers.")
+
+(defun riece-highlight-server-match (limit)
+  (and (re-search-forward "(from [^)]+)$" limit t)
+       (get-text-property (match-beginning 0) 'riece-server-name)))
 
-(defvar font-lock-support-mode)
 (defun riece-highlight-setup-dialogue ()
   (make-local-variable 'font-lock-defaults)
   (setq font-lock-defaults '(riece-dialogue-font-lock-keywords t))
-  (make-local-variable 'font-lock-verbose)
-  (setq font-lock-verbose nil)
-  (when (boundp 'font-lock-support-mode)
-    (make-local-variable 'font-lock-support-mode)
-    (setq font-lock-support-mode nil))
-  (make-local-hook 'font-lock-mode-hook)
-  (setq font-lock-mode-hook nil)
+  ;; In XEmacs, auto-initialization of font-lock is not affective
+  ;; when buffer-file-name is not set.
+  (font-lock-set-defaults)
   (make-local-hook 'after-change-functions)
   (add-hook 'after-change-functions
-           'riece-highlight-hide-prefix nil 'local))
+           'riece-highlight-hide-prefix nil t)
+  (if riece-highlight-enabled
+      (font-lock-mode 1)))
 
 (defun riece-highlight-setup-channel-list ()
   (make-local-variable 'font-lock-defaults)
   (setq font-lock-defaults '(riece-channel-list-font-lock-keywords t))
-  (make-local-variable 'font-lock-verbose)
-  (setq font-lock-verbose nil)
-  (when (boundp 'font-lock-support-mode)
-    (make-local-variable 'font-lock-support-mode)
-    (setq font-lock-support-mode nil))
-  (make-local-hook 'font-lock-mode-hook)
-  (setq font-lock-mode-hook nil))
+  ;; In XEmacs, auto-initialization of font-lock is not affective
+  ;; when buffer-file-name is not set.
+  (font-lock-set-defaults)
+  (if riece-highlight-enabled
+      (font-lock-mode 1)))
 
 (defun riece-highlight-hide-prefix (start end length)
   (save-excursion
@@ -246,17 +259,13 @@
                string (replace-match "%%" nil nil string)))
        (list (format "%d:" index)
              (riece-propertize-modeline-string
-              string 'face 'riece-channel-list-current-face)))))
+              string 'face 'riece-modeline-current-face)))))
 
 (defun riece-highlight-insinuate ()
   (put 'riece-channel-mode 'font-lock-defaults
        '(riece-dialogue-font-lock-keywords t))
-  (add-hook 'riece-channel-mode-hook
-           'riece-highlight-setup-dialogue)
   (put 'riece-others-mode 'font-lock-defaults
        '(riece-dialogue-font-lock-keywords t))
-  (add-hook 'riece-others-mode-hook
-           'riece-highlight-setup-dialogue)
   (put 'riece-dialogue-mode 'font-lock-defaults
        '(riece-dialogue-font-lock-keywords t))
   (add-hook 'riece-dialogue-mode-hook
@@ -270,6 +279,29 @@
   (add-hook 'riece-after-insert-functions
            'riece-highlight-put-overlay-faces))
 
+(defun riece-highlight-uninstall ()
+  (let ((buffers riece-buffer-list))
+    (save-excursion
+      (while buffers
+       (set-buffer (car buffers))
+       (if (eq (derived-mode-class major-mode)
+               'riece-dialogue-mode)
+           (remove-hook 'after-change-functions
+                        'riece-highlight-hide-prefix t))
+       (setq buffers (cdr buffers)))))
+  (remprop 'riece-channel-mode 'font-lock-defaults)
+  (remprop 'riece-others-mode 'font-lock-defaults)
+  (remprop 'riece-dialogue-mode 'font-lock-defaults)
+  (remove-hook 'riece-dialogue-mode-hook
+              'riece-highlight-setup-dialogue)
+  (remprop 'riece-channel-list-mode 'font-lock-defaults)
+  (remove-hook 'riece-channel-list-mode-hook
+              'riece-highlight-setup-channel-list)
+  (remove-hook 'riece-format-identity-for-channel-list-indicator-functions
+              'riece-highlight-format-identity-for-channel-list-indicator)
+  (remove-hook 'riece-after-insert-functions
+              'riece-highlight-put-overlay-faces))
+
 (defun riece-highlight-enable ()
   (let ((buffers riece-buffer-list))
     (while buffers
@@ -290,7 +322,7 @@
                 major-mode))
                '(riece-dialogue-mode riece-channel-list-mode))
          (with-current-buffer (car buffers)
-           (font-lock-mode -1)))
+           (font-lock-mode 0)))
       (setq buffers (cdr buffers))))
   (setq riece-highlight-enabled nil))