X-Git-Url: https://cgit.sxemacs.org/?p=riece;a=blobdiff_plain;f=lisp%2Friece-guess.el;h=a4df6128fd8a234a007308c336bde8d172ba39b2;hp=3112ce9388b3df95d425cc2e6eac7f4f15a98bb7;hb=9c77540d193a4f636488a360f67b84caf416ea03;hpb=1a81aa31cd21424720b8a59283ab1d01ae181f73

diff --git a/lisp/riece-guess.el b/lisp/riece-guess.el
index 3112ce9..a4df612 100644
--- a/lisp/riece-guess.el
+++ b/lisp/riece-guess.el
@@ -32,18 +32,22 @@
   :prefix "riece-"
   :group 'riece)
 
-(defcustom riece-guess-channel-try-functions
-  '(riece-default-guess-channel)
+(defcustom riece-guess-channel-try-functions nil
   "Functions which returns a list of channels the user wants to switch."
   :type '(repeat function)
   :group 'riece-guess)
 
+(defvar riece-guess-enabled nil)
+
+(defconst riece-guess-description
+  "Guess the next channel, using multiple methods")
+
 (defvar riece-current-channels)
-(defun riece-default-guess-channel ()
-  (delq nil (copy-sequence riece-current-channels)))
 
 (defun riece-guess-candidates ()
-  "Call \\[riece-guess-channel-try-functions] in turn and merge the results."
+  "Build candidate list.
+This function calls \\[riece-guess-channel-try-functions] in turn and
+merge the results."
   (let ((functions riece-guess-channel-try-functions)
 	candidates)
     (while functions
@@ -51,11 +55,21 @@
 	    (nconc candidates
 		   (delq nil (mapcar
 			      (lambda (channel)
-				(if (riece-identity-member channel candidates)
-				    nil
+				(unless (riece-identity-member
+					 channel candidates)
 				  channel))
 			      (funcall (car functions)))))
 	    functions (cdr functions)))
+    ;; Merge the default.
+    (setq candidates
+	  (nconc candidates
+		 (delq nil (mapcar
+			    (lambda (channel)
+			      (if (and channel
+				       (not (riece-identity-member
+					     channel candidates)))
+				  channel))
+			    riece-current-channels))))
     candidates))
 
 (defvar riece-guess-candidates nil)
@@ -63,7 +77,8 @@
 (defun riece-command-guess-switch-to-channel ()
   "Try to switch to the channel where the user is interested in."
   (interactive)
-  (unless (eq last-command this-command)
+  (unless (and (eq last-command this-command)
+	       riece-guess-candidates)
     (setq riece-guess-candidates (riece-guess-candidates)))
   (unless riece-guess-candidates
     (error "No channel"))
@@ -76,13 +91,26 @@
 (defvar riece-channel-list-mode-map)
 
 (defun riece-guess-insinuate ()
+  )
+
+(defun riece-guess-enable ()
   (define-key riece-command-mode-map
     "\C-cg" 'riece-command-guess-switch-to-channel)
   (define-key riece-dialogue-mode-map
     "g" 'riece-command-guess-switch-to-channel)
   (define-key riece-channel-list-mode-map
-    "g" 'riece-command-guess-switch-to-channel))
-	
+    "g" 'riece-command-guess-switch-to-channel)
+  (setq riece-guess-enabled t))
+
+(defun riece-guess-disable ()
+  (define-key riece-command-mode-map
+    "\C-cg" nil)
+  (define-key riece-dialogue-mode-map
+    "g" nil)
+  (define-key riece-channel-list-mode-map
+    "g" nil)
+  (setq riece-guess-enabled nil))
+
 (provide 'riece-guess)
 
 ;;; riece-guess.el ends here