* riece-history.el (riece-history-requires): New function.

[riece] / lisp / riece-icon.el

diff --git a/lisp/riece-icon.el b/lisp/riece-icon.el
index 890fa95..76e3aef 100644 (file)
--- a/lisp/riece-icon.el
+++ b/lisp/riece-icon.el
@@ -308,27 +308,73 @@ Modify whole identification by side effect."
       (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-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))