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skk-hint.el
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skk-hint.el
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;;; skk-hint.el --- SKK conversion with hints -*- coding: iso-2022-jp -*-
;; Copyright (C) 2001, 2003 Yoshiki Hayashi <yoshiki@xemacs.org>
;; Author: Yoshiki Hayashi <yoshiki@xemacs.org>
;; Keywords: japanese
;; This file is part of Daredevil SKK.
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; This program is distributed in the hope that it will be useful
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with Daredevil SKK, see the file COPYING. If not, write to the
;; Free Software Foundation Inc., 51 Franklin Street, Fifth Floor, Boston,
;; MA 02110-1301, USA.
;;; Commentary
;; $B$3$l$O"&%b!<%I$H"'%b!<%I$GFI$_$N@Q=89g(B ($B$_$?$$$J$b$N(B) $B$r<h$k$3$H$K(B
;; $B$h$C$F8uJd$r9J$j9~$`%W%m%0%i%`$G$9!#(B
;;
;; $B%$%s%9%H!<%k$O(B ~/.skk $B$K0J2<$r5-F~$7$^$9!#(B
;;
;; (require 'skk-hint)
;;
;; $BNc$($P!""&$+$s$I$&(B $B$H$J$C$F$$$k$H$-$K!"(B; michi SPC $B$HF~NO$9$k$H!"(B
;; $B"'4VF;$H$$$&>uBV$K$J$j$^$9!#(B
;;
;; $B87L)$K@Q=89g$r<h$C$F$$$k$o$1$G$O$J$/!""&$+$s$I$&(B $B$G(B ; doubutsu SPC
;; $B$HF~NO$9$k$H"'46F0$H$$$&>uBV$K$J$j$^$9!#(B
;;
;; $B$D$^$j!"DL>o$NJQ498uJd$N$J$+$G!"%R%s%H$H$7$FM?$($i$l$?FI$_$r4^$s$@(B
;; $B4A;z$r;}$D$b$N$K8uJd$r9J$j$^$9!#(B
;;
;; -- Tips --
;;
;; skk-hint.el $B$OC14A;z$N8uJd$,$?$/$5$s$"$k>l9g$K!"$=$3$+$i8uJd$r9J$j(B
;; $B$3$`<jCJ$H$7$FHs>o$KM-8z$G$9!#Nc$($P(B
;;
;; $B"&$+(B
;;
;; $B$rJQ49$9$k$H!"2c!"2=!"2D!"2<!"F|!"(B...$B$H2L$F$7$J$/8uJd$,=P$F$-$^$9!#(B
;; $B$3$NCf$+$i!V2_!W$r$H$/$K=P$7$?$$$H$7$^$9!#IaDL$KJQ49$7$F$b$=$N$&$A(B
;; $B=P$F$-$^$9$,$3$l$r(B
;;
;; $B"&$+(B;kahei
;;
;; $B$N$h$&$KF~NO$7$F$+$i(B SPC $B$r2!$7$FJQ49$r3+;O$9$k$H!"!V$+$X$$!W$N8uJd(B
;; $B$G$"$k!V2_J>!W$K4^$^$l$k(B
;;
;; $B"'2_(B
;;
;; $B$,>e0L$K8=$l$^$9!#(B
;;;Code
(eval-when-compile
(require 'skk-macs))
(require 'skk-vars)
;; is this necessary?
(require 'skk-comp)
(defadvice skk-search (around skk-hint-ad activate)
;; skk-current-search-prog-list $B$NMWAG$K$J$C$F$$$k%W%m%0%i%`$rI>2A$7$F!"(B
;; skk-henkan-key $B$r%-!<$K$7$F8!:w$r9T$&!#(B
(if (null skk-hint-henkan-hint)
ad-do-it
(let (l kouho hint)
(while (and (null l) skk-current-search-prog-list)
(setq l (eval (car skk-current-search-prog-list)))
(let ((skk-henkan-key (nth 0 skk-hint-henkan-hint))
(skk-henkan-okurigana (nth 1 skk-hint-henkan-hint))
(skk-okuri-char (nth 2 skk-hint-henkan-hint)))
(setq hint (skk-nunion hint (eval (car skk-current-search-prog-list)))))
(setq kouho (skk-nunion kouho l))
(setq l (skk-hint-limit kouho hint))
(setq skk-current-search-prog-list (cdr skk-current-search-prog-list)))
(setq ad-return-value l))))
(defun skk-hint-setup-hint ()
(cond ((eq skk-hint-state 'kana)
(skk-kana-cleanup t)
(let ((hint (buffer-substring-no-properties
skk-hint-start-point (point))))
(unless (string= hint "")
(setq skk-hint-henkan-hint
(list (if skk-katakana
(skk-katakana-to-hiragana hint)
hint))))))
((eq skk-hint-state 'okuri)
(let ((henkan-key (buffer-substring-no-properties
skk-hint-start-point skk-hint-end-point))
(okurigana (buffer-substring-no-properties
skk-hint-end-point (point))))
(unless (or (string= henkan-key "")
(string= okurigana ""))
(when skk-katakana
(setq henkan-key (skk-katakana-to-hiragana henkan-key)
okurigana (skk-katakana-to-hiragana okurigana)))
(setq skk-hint-henkan-hint
(list (concat henkan-key skk-hint-okuri-char)
okurigana skk-hint-okuri-char)))))
(t
(skk-error "$BM=4|$7$J$$>uBV$G(B %s $B$,8F$P$l$^$7$?(B"
"%s is called from unexpected place"
"skk-hint-setup-hint")))
(setq skk-hint-inhibit-kakutei nil))
(defadvice skk-insert (around skk-hint-ad activate)
(cond ((and skk-henkan-mode
(eq (skk-last-command-char) skk-hint-start-char)
(not skk-hint-state))
(skk-with-point-move
(when (featurep 'skk-dcomp)
(skk-dcomp-before-kakutei))
(setq skk-hint-inhibit-dcomp t)
(skk-set-marker skk-hint-start-point (point))
(setq skk-hint-state 'kana
skk-hint-inhibit-kakutei t)))
((and (eq skk-hint-state 'kana)
(eq (skk-last-command-char) skk-start-henkan-char))
(skk-with-point-move
(skk-hint-setup-hint)
(delete-region skk-hint-start-point (point))
(setq skk-hint-state 'henkan)
(setq skk-henkan-count -1)
(setq skk-henkan-list nil)
(skk-start-henkan arg)))
((and (eq skk-hint-state 'kana)
(memq (skk-last-command-char) skk-set-henkan-point-key))
(skk-with-point-move
(setq skk-hint-end-point (point))
(setq skk-hint-state 'okuri)
(skk-set-last-command-char (skk-downcase (skk-last-command-char)))
(setq skk-hint-okuri-char (skk-char-to-unibyte-string
(skk-last-command-char)))
(skk-kana-input arg)
(when (skk-jisx0208-p (char-before))
(skk-hint-setup-hint)
(delete-region skk-hint-start-point (point))
(setq skk-hint-state 'henkan)
(setq skk-henkan-count -1)
(setq skk-henkan-list nil)
(skk-start-henkan arg))))
((eq skk-hint-state 'okuri)
(skk-with-point-move
(skk-kana-input arg)
(skk-hint-setup-hint)
(delete-region skk-hint-start-point (point))
(setq skk-hint-state 'henkan)
(setq skk-henkan-count -1)
(setq skk-henkan-list nil)
(skk-start-henkan arg)))
(t ad-do-it)))
(defadvice keyboard-quit (before skk-hint-ad activate)
(setq skk-hint-inhibit-kakutei nil))
(defadvice abort-recursive-edit (before skk-hint-ad activate)
(setq skk-hint-inhibit-kakutei nil))
(defadvice skk-previous-candidate (before skk-hint-ad activate)
(when (and (eq skk-henkan-mode 'active)
(not (string= skk-henkan-key ""))
(zerop skk-henkan-count))
(setq skk-hint-henkan-hint nil
skk-hint-state nil))
(setq skk-hint-inhibit-kakutei nil))
(defadvice skk-kakutei (around skk-hint-ad activate)
(unless skk-hint-inhibit-kakutei
ad-do-it))
(defadvice skk-kakutei-initialize (after skk-hint-ad activate)
(setq skk-hint-henkan-hint nil
skk-hint-start-point nil
skk-hint-state nil
skk-hint-inhibit-dcomp nil
skk-hint-inhibit-kakutei nil))
(defadvice skk-delete-backward-char (before skk-hint-ad activate)
(when (and (markerp skk-hint-start-point)
(or (eq (1+ skk-hint-start-point) (point))
(eq skk-hint-start-point (point))))
(setq skk-hint-state nil
skk-hint-inhibit-kakutei nil)))
(defun skk-hint-member (char kouho)
;; $BJ8;zNs$N%j%9%H(B KOUHO $B$NCf$KJ8;z(B CHAR $B$r4^$`$b$N$,$"$l$P!"$=$NJ8;zNs$rJV$9(B
(catch 'found
(dolist (word kouho)
(let ((length (length word)))
(dotimes (i length)
(if (eq char (aref word i))
(throw 'found word)))))))
(defun skk-hint-limit (kouho hint)
;; $BJQ498uJd(B KOUHO $B$r!"J8;zNs$N%j%9%H(B HINT $B$NCf$N$I$l$+$NJ8;z$,(B
;; $B4^$^$l$F$$$k$b$N$N$_$K@)8B$9$k!#(B
(let ((kouho (copy-sequence kouho))
result)
(dolist (string hint)
(let ((length (length string)))
(dotimes (i length)
(let (ret)
(when (setq ret (skk-hint-member (aref string i) kouho))
(unless (eq (aref string i) ?\;)
(setq result (cons ret result))
(delete ret kouho)))))))
(nreverse result)))
(provide 'skk-hint)
;;; Local Variables:
;;; End:
;;; skk-hint.el ends here