(quail-japanese-use-double-n): New variable.

(quail-japanese-update-translation): Adjusted for the change of
quail-update-translation.  Now this function should return
CONTROL-FLAG.
(quail-japanese-toggle-kana): Update quail-conversion-str.
(quail-japanese-kanji-kkc): Likewise.
(quail-japanese-switch-package): Reset quail-current-str and
quail-conversion-str.

1 files changed, 32 insertions, 21 deletions

diff --git a/leim/quail/japanese.el b/leim/quail/japanese.el
index 01c36fbc4ed..d0faf534a83 100644
--- a/leim/quail/japanese.el
+++ b/leim/quail/japanese.el
@@ -27,28 +27,33 @@
 (require 'quail)
 (require 'kkc)
 
+(defvar quail-japanese-use-double-n nil
+  "If non-nil, use type \"nn\" to insert ん.")
+
 ;; Update Quail translation region while considering Japanese bizarre
 ;; translation rules.
 (defun quail-japanese-update-translation (control-flag)
-  (cond ((eq control-flag t)
-         (insert quail-current-str)
-         (quail-terminate-translation))
-        ((null control-flag)
-         (if (/= (aref quail-current-key 0) ?q)
-             (insert (or quail-current-str quail-current-key))))
-        ((= control-flag 0)
-         (insert (aref quail-current-key 0))
-         (quail-terminate-translation))
-        (t
-         (cond ((= (aref quail-current-key 0) ?n)
-                (insert ?ん))
-               ((= (aref quail-current-key 0) (aref quail-current-key 1))
-                (insert ?っ))
-               (t
-                (insert (aref quail-current-key 0))))
-         (setq unread-command-events
-               (list (aref quail-current-key control-flag)))
-         (quail-terminate-translation))))
+  (if (null control-flag)
+      (setq quail-current-str
+            (if (/= (aref quail-current-key 0) ?q)
+                (or quail-current-str quail-current-key)
+              ""))
+    (if (integerp control-flag)
+        (if (= control-flag 0)
+            (setq quail-current-str (aref quail-current-key 0))
+          (cond ((= (aref quail-current-key 0) ?n)
+                 (setq quail-current-str ?ん)
+                 (if (and quail-japanese-use-double-n
+                          (= (aref quail-current-key 1) ?n))
+                     (setq control-flag t)))
+                ((= (aref quail-current-key 0) (aref quail-current-key 1))
+                 (setq quail-current-str ?っ))
+                (t
+                 (setq quail-current-str (aref quail-current-key 0))))
+          (if (integerp control-flag)
+              (setq unread-command-events
+                    (list (aref quail-current-key control-flag)))))))
+  control-flag)
          
 ;; Flag to control the behavior of `quail-japanese-toggle-kana'.
 (defvar quail-japanese-kana-state nil)
@@ -65,7 +70,10 @@
               (not quail-japanese-kana-state)))
     (if quail-japanese-kana-state
         (japanese-hiragana-region start end)
-      (japanese-katakana-region start end))))
+      (japanese-katakana-region start end))
+    (setq quail-conversion-str
+          (buffer-substring (overlay-start quail-conv-overlay)
+                            (overlay-end quail-conv-overlay)))))
 
 ;; Convert Hiragana in the current translation region to Kanji by KKC
 ;; (Kana Kanji Converter) utility.
@@ -77,6 +85,7 @@
     (quail-delete-overlays)
     (let ((result (kkc-region from to)))
       (move-overlay quail-conv-overlay from (point))
+      (setq quail-conversion-str (buffer-substring from (point)))
       (if (= (+ from result) (point))
           (setq quail-converting nil))
       (setq quail-translating nil))))
@@ -98,7 +107,9 @@
 
 (defun quail-japanese-switch-package (key idx)
   (quail-delete-region)
-  (setq quail-converting nil)
+  (setq quail-current-str nil
+        quail-converting nil
+        quail-conversion-str "")
   (let ((pkg (cdr (assq (aref key (1- idx)) quail-japanese-switch-table))))
     (if (null pkg)
         (quail-error "No package to be switched")