* riece-unread.el (riece-unread-after-switch-to-channel-function):

[riece] / lisp / riece-unread.el

diff --git a/lisp/riece-unread.el b/lisp/riece-unread.el
index 1356385..e11a3f8 100644 (file)
--- a/lisp/riece-unread.el
+++ b/lisp/riece-unread.el
@@ -35,6 +35,7 @@
 
 (require 'riece-message)
 (require 'riece-commands)
+(require 'riece-signal)
 
 (eval-when-compile (require 'riece-highlight))
 
@@ -57,29 +58,58 @@
   :group 'riece-highlight-faces)
 (defvar riece-channel-list-unread-face 'riece-channel-list-unread-face)
 
+(unless (riece-facep 'riece-modeline-unread-face)
+  (make-face 'riece-modeline-unread-face
+            "Face used for displaying unread channels in modeline.")
+  (if (featurep 'xemacs)
+      (set-face-parent 'riece-modeline-unread-face 'modeline))
+  (set-face-foreground 'riece-modeline-unread-face
+                      (face-foreground 'riece-channel-list-unread-face)))
+
 (defvar riece-unread-channels nil)
 
+(defvar riece-unread-enabled nil)
+
+(defconst riece-unread-description
+  "Mark channels where \"unread\" messages arrived")
+
 (defun riece-unread-after-display-message-function (message)
-  (unless (or (riece-message-own-p message)
-             (riece-message-type message)
-             (riece-identity-equal (riece-message-target message)
-                                   riece-current-channel)
-             (riece-identity-member (riece-message-target message)
-                                    riece-unread-channels))
-    (setq riece-unread-channels
-         (cons (riece-message-target message) riece-unread-channels))
-    (riece-redisplay-buffers)))
+  (if riece-unread-enabled
+      (let ((target (if (riece-message-private-p message)
+                       (riece-message-speaker message)
+                     (riece-message-target message))))
+       (unless (or (riece-message-own-p message)
+                   (riece-message-type message)
+                   (riece-identity-equal target riece-current-channel)
+                   (riece-identity-member target riece-unread-channels))
+         (setq riece-unread-channels (cons target riece-unread-channels))
+         (riece-emit-signal 'channel-list-changed)))))
 
 (defun riece-unread-after-switch-to-channel-function (last)
-  (setq riece-unread-channels
-       (delete riece-current-channel
-               riece-unread-channels)))
-
-(defun riece-unread-format-channel-list-line (index channel)
-  (if (riece-identity-member channel riece-unread-channels)
+  (if riece-unread-enabled
+      (setq riece-unread-channels
+           (delq (car (riece-identity-member riece-current-channel
+                                             riece-unread-channels))
+                 riece-unread-channels))))
+
+(defun riece-unread-format-identity-for-channel-list-buffer (index identity)
+  (if (and riece-unread-enabled
+          (riece-identity-member identity riece-unread-channels))
       (concat (format "%2d:!" index)
-             (riece-format-identity channel)
-             "\n")))
+             (riece-format-identity identity))))
+
+(defun riece-unread-format-identity-for-channel-list-indicator (index identity)
+  (if (and riece-unread-enabled
+          (riece-identity-member identity riece-unread-channels))
+      (let ((string (riece-format-identity identity))
+           (start 0))
+       ;; Escape % -> %%.
+       (while (string-match "%" string start)
+         (setq start (1+ (match-end 0))
+               string (replace-match "%%" nil nil string)))
+       (list (format "%d:" index)
+             (riece-propertize-modeline-string
+              string 'face 'riece-modeline-unread-face)))))
 
 (defun riece-unread-switch-to-channel ()
   (interactive)
@@ -95,10 +125,6 @@
 (defun riece-guess-channel-from-unread ()
   riece-unread-channels)
 
-(defvar riece-command-mode-map)
-(defvar riece-dialogue-mode-map)
-(defvar riece-channel-list-mode-map)
-
 (defun riece-unread-requires ()
   (let (requires)
     (if (memq 'riece-highlight riece-addons)
@@ -112,14 +138,10 @@
            'riece-unread-after-display-message-function)
   (add-hook 'riece-after-switch-to-channel-functions
            'riece-unread-after-switch-to-channel-function)
-  (add-hook 'riece-format-channel-list-line-functions
-           'riece-unread-format-channel-list-line)
-  (define-key riece-command-mode-map
-    "\C-c\C-u" 'riece-unread-switch-to-channel)
-  (define-key riece-dialogue-mode-map
-    "u" 'riece-unread-switch-to-channel)
-  (define-key riece-channel-list-mode-map
-    "u" 'riece-unread-switch-to-channel)
+  (add-hook 'riece-format-identity-for-channel-list-buffer-functions
+           'riece-unread-format-identity-for-channel-list-buffer)
+  (add-hook 'riece-format-identity-for-channel-list-indicator-functions
+           'riece-unread-format-identity-for-channel-list-indicator)
   (if (memq 'riece-highlight riece-addons)
       (setq riece-channel-list-mark-face-alist
            (cons '(?! . riece-channel-list-unread-face)
@@ -129,6 +151,30 @@
 ;;;            'riece-guess-channel-from-unread))
   )
 
+(defvar riece-command-mode-map)
+(defvar riece-dialogue-mode-map)
+(defvar riece-channel-list-mode-map)
+(defun riece-unread-enable ()
+  (define-key riece-command-mode-map
+    "\C-c\C-u" 'riece-unread-switch-to-channel)
+  (define-key riece-dialogue-mode-map
+    "u" 'riece-unread-switch-to-channel)
+  (define-key riece-channel-list-mode-map
+    "u" 'riece-unread-switch-to-channel)
+  (setq riece-unread-enabled t)
+  (riece-emit-signal 'channel-list-changed))
+
+(defun riece-unread-disable ()
+  (define-key riece-command-mode-map
+    "\C-c\C-u" nil)
+  (define-key riece-dialogue-mode-map
+    "u" nil)
+  (define-key riece-channel-list-mode-map
+    "u" nil)
+  (setq riece-unread-channels nil
+       riece-unread-enabled nil)
+  (riece-emit-signal 'channel-list-changed))
+
 (provide 'riece-unread)
 
 ;;; riece-unread.el ends here