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[Emacs-diffs] Changes to emacs/lisp/international/encoded-kb.el [lexbind
From: |
Miles Bader |
Subject: |
[Emacs-diffs] Changes to emacs/lisp/international/encoded-kb.el [lexbind] |
Date: |
Sat, 04 Sep 2004 05:47:17 -0400 |
Index: emacs/lisp/international/encoded-kb.el
diff -c emacs/lisp/international/encoded-kb.el:1.26.2.2
emacs/lisp/international/encoded-kb.el:1.26.2.3
*** emacs/lisp/international/encoded-kb.el:1.26.2.2 Tue Oct 14 23:39:23 2003
--- emacs/lisp/international/encoded-kb.el Sat Sep 4 09:21:45 2004
***************
*** 24,29 ****
--- 24,33 ----
;;; Code:
+ ;; Usually this map is empty (even if Encoded-kbd mode is on), but if
+ ;; the keyboard coding system is iso-2022-based, it defines dummy key
+ ;; bindings for ESC $ ..., etc. so that those bindings in
+ ;; key-translation-map take effect.
(defconst encoded-kbd-mode-map (make-sparse-keymap)
"Keymap for Encoded-kbd minor mode.")
***************
*** 69,93 ****
(fset 'encoded-kbd-iso2022-designation-prefix
encoded-kbd-iso2022-designation-map)
- (defvar encoded-kbd-iso2022-non-ascii-map
- (let ((map (make-keymap))
- (i 32))
- (while (< i 128)
- (define-key map (char-to-string i)
'encoded-kbd-self-insert-iso2022-7bit)
- (setq i (1+ i)))
- (define-key map "\e" 'encoded-kbd-iso2022-esc-prefix)
- (setq i 160)
- (while (< i 256)
- (define-key map (vector i) 'encoded-kbd-handle-8bit)
- (setq i (1+ i)))
- map)
- "Keymap for handling non-ASCII character set in Encoded-kbd mode.")
-
- ;; One of the symbols `sjis', `iso2022-7', `iso2022-8', or `big5' to
- ;; denote what kind of coding-system we are now handling in
- ;; Encoded-kbd mode.
- (defvar encoded-kbd-coding nil)
-
;; Keep information of designation state of ISO2022 encoding. When
;; Encoded-kbd mode is on, this is set to a vector of length 4, the
;; elements are character sets currently designated to graphic
--- 73,78 ----
***************
*** 104,114 ****
(defvar encoded-kbd-iso2022-invocations nil)
(put 'encoded-kbd-iso2022-invocations 'permanent-local t)
! (defun encoded-kbd-iso2022-designation ()
"Do ISO2022 designation according to the current key in Encoded-kbd mode.
The following key sequence may cause multilingual text insertion."
! (interactive)
! (let ((key-seq (this-command-keys))
(prev-g0-charset (aref encoded-kbd-iso2022-designations
(aref encoded-kbd-iso2022-invocations 0)))
intermediate-char final-char
--- 89,102 ----
(defvar encoded-kbd-iso2022-invocations nil)
(put 'encoded-kbd-iso2022-invocations 'permanent-local t)
! (defsubst encoded-kbd-last-key ()
! (let ((keys (this-single-command-keys)))
! (aref keys (1- (length keys)))))
!
! (defun encoded-kbd-iso2022-designation (ignore)
"Do ISO2022 designation according to the current key in Encoded-kbd mode.
The following key sequence may cause multilingual text insertion."
! (let ((key-seq (this-single-command-keys))
(prev-g0-charset (aref encoded-kbd-iso2022-designations
(aref encoded-kbd-iso2022-invocations 0)))
intermediate-char final-char
***************
*** 132,274 ****
chars (if (< intermediate-char ?,) 94 96)
final-char (aref key-seq 2)
reg (mod intermediate-char 4))))
! (if (setq charset (iso-charset dimension chars final-char))
! (aset encoded-kbd-iso2022-designations reg charset)
! (error "Character set of DIMENSION %s, CHARS %s, FINAL-CHAR `%c' is not
supported"
! dimension chars final-char))
!
! (if (memq (aref encoded-kbd-iso2022-designations
! (aref encoded-kbd-iso2022-invocations 0))
! '(ascii latin-jisx0201))
! ;; Graphic plane 0 (0x20..0x7f) is for ASCII. We don't have
! ;; to handle characters in this range specially.
! (if (not (memq prev-g0-charset '(ascii latin-jisx0201)))
! ;; We must exit recursive edit now.
! (throw 'exit nil))
! ;; Graphic plane 0 is for non-ASCII.
! (if (memq prev-g0-charset '(ascii latin-jisx0201))
! ;; We must handle keys specially.
! (let ((overriding-local-map encoded-kbd-iso2022-non-ascii-map))
! (recursive-edit))))))
!
! (defun encoded-kbd-handle-8bit ()
! "Handle an 8-bit character entered in Encoded-kbd mode."
! (interactive)
! (cond ((eq encoded-kbd-coding 'iso2022-7)
! (error "Can't handle the character code %d" last-command-char))
!
! ((eq encoded-kbd-coding 'iso2022-8)
! (cond ((= last-command-char ?\216)
! (aset encoded-kbd-iso2022-invocations 2 2))
!
! ((= last-command-char ?\217)
! (aset encoded-kbd-iso2022-invocations 2 3))
!
! ((>= last-command-char ?\240)
! (encoded-kbd-self-insert-iso2022-8bit))
!
! (t
! (error "Can't handle the character code %d"
! last-command-char))))
!
! ((eq encoded-kbd-coding 'sjis)
! (encoded-kbd-self-insert-sjis))
!
! (t
! (encoded-kbd-self-insert-big5))))
!
! (defun encoded-kbd-self-insert-iso2022-7bit ()
! (interactive)
! (let* ((charset (aref encoded-kbd-iso2022-designations
! (or (aref encoded-kbd-iso2022-invocations 2)
! (aref encoded-kbd-iso2022-invocations 0))))
! (char (if (= (charset-dimension charset) 1)
! (make-char charset last-command-char)
! (make-char charset last-command-char (read-char-exclusive)))))
(aset encoded-kbd-iso2022-invocations 2 nil)
! (setq unread-command-events (cons char unread-command-events))))
! (defun encoded-kbd-self-insert-iso2022-8bit ()
! (interactive)
! (cond
! ((= last-command-char ?\216) ; SS2 (Single Shift 2)
! (aset encoded-kbd-iso2022-invocations 2 2))
! ((= last-command-char ?\217) ; SS3 (Single Shift 3)
! (aset encoded-kbd-iso2022-invocations 2 3))
! (t
! (let* ((charset (aref encoded-kbd-iso2022-designations
! (or (aref encoded-kbd-iso2022-invocations 2)
! (aref encoded-kbd-iso2022-invocations 1))))
! (char (if (= (charset-dimension charset) 1)
! (make-char charset last-command-char)
! (make-char charset last-command-char
! (read-char-exclusive)))))
! (aset encoded-kbd-iso2022-invocations 2 nil)
! (setq unread-command-events (cons char unread-command-events))))))
!
! (defun encoded-kbd-self-insert-sjis ()
! (interactive)
! (let ((char (if (or (< last-command-char ?\xA0) (>= last-command-char
?\xE0))
! (decode-sjis-char (+ (ash last-command-char 8)
! (read-char-exclusive)))
! (make-char 'katakana-jisx0201 last-command-char))))
! (setq unread-command-events (cons char unread-command-events))))
!
! (defun encoded-kbd-self-insert-big5 ()
! (interactive)
! (let ((char (decode-big5-char (+ (ash last-command-char 8)
! (read-char-exclusive)))))
! (setq unread-command-events (cons char unread-command-events))))
!
! (defun encoded-kbd-self-insert-ccl ()
! (interactive)
! (let ((str (char-to-string last-command-char))
(ccl (car (aref (coding-system-spec (keyboard-coding-system)) 4)))
(vec [nil nil nil nil nil nil nil nil nil])
result)
(while (= (length (setq result (ccl-execute-on-string ccl vec str t))) 0)
(dotimes (i 9) (aset vec i nil))
(setq str (format "%s%c" str (read-char-exclusive))))
! (setq unread-command-events
! (append result unread-command-events))))
(defun encoded-kbd-setup-keymap (coding)
;; At first, reset the keymap.
! (setcdr encoded-kbd-mode-map nil)
;; Then setup the keymap according to the keyboard coding system.
(cond
! ((eq encoded-kbd-coding 'sjis)
(let ((i 128))
(while (< i 256)
! (define-key encoded-kbd-mode-map
(vector i) 'encoded-kbd-self-insert-sjis)
! (setq i (1+ i)))))
! ((eq encoded-kbd-coding 'big5)
(let ((i 161))
(while (< i 255)
! (define-key encoded-kbd-mode-map
(vector i) 'encoded-kbd-self-insert-big5)
! (setq i (1+ i)))))
! ((eq encoded-kbd-coding 'iso2022-7)
! (define-key encoded-kbd-mode-map "\e" 'encoded-kbd-iso2022-esc-prefix))
! ((eq encoded-kbd-coding 'iso2022-8)
! (define-key encoded-kbd-mode-map
! (vector ?\216) 'encoded-kbd-self-insert-iso2022-8bit)
! (define-key encoded-kbd-mode-map
! (vector ?\217) 'encoded-kbd-self-insert-iso2022-8bit)
! (let ((i 160))
! (while (< i 256)
! (define-key encoded-kbd-mode-map
! (vector i) 'encoded-kbd-self-insert-iso2022-8bit)
! (setq i (1+ i)))))
!
! ((eq encoded-kbd-coding 'ccl)
(let ((valid-codes (or (coding-system-get coding 'valid-codes)
'((128 . 255))))
! elt from to)
(while valid-codes
(setq elt (car valid-codes) valid-codes (cdr valid-codes))
(if (consp elt)
--- 120,241 ----
chars (if (< intermediate-char ?,) 94 96)
final-char (aref key-seq 2)
reg (mod intermediate-char 4))))
! (aset encoded-kbd-iso2022-designations reg
! (iso-charset dimension chars final-char)))
! "")
!
! (defun encoded-kbd-iso2022-single-shift (ignore)
! (let ((char (encoded-kbd-last-key)))
! (aset encoded-kbd-iso2022-invocations 2
! (aref encoded-kbd-iso2022-designations
! (if (= char ?\216) 2 3))))
! "")
!
! (defun encoded-kbd-self-insert-iso2022-7bit (ignore)
! (let ((char (encoded-kbd-last-key))
! (charset (aref encoded-kbd-iso2022-designations
! (or (aref encoded-kbd-iso2022-invocations 2)
! (aref encoded-kbd-iso2022-invocations 0)))))
! (aset encoded-kbd-iso2022-invocations 2 nil)
! (vector (if (= (charset-dimension charset) 1)
! (make-char charset char)
! (make-char charset char (read-char-exclusive))))))
!
! (defun encoded-kbd-self-insert-iso2022-8bit (ignore)
! (let ((char (encoded-kbd-last-key))
! (charset (aref encoded-kbd-iso2022-designations
! (or (aref encoded-kbd-iso2022-invocations 2)
! (aref encoded-kbd-iso2022-invocations 1)))))
(aset encoded-kbd-iso2022-invocations 2 nil)
! (vector (if (= (charset-dimension charset) 1)
! (make-char charset char)
! (make-char charset char (read-char-exclusive))))))
!
! (defun encoded-kbd-self-insert-sjis (ignore)
! (let ((char (encoded-kbd-last-key)))
! (vector
! (if (or (< char ?\xA0) (>= char ?\xE0))
! (decode-sjis-char (+ (ash char 8) (read-char-exclusive)))
! (make-char 'katakana-jisx0201 char)))))
!
! (defun encoded-kbd-self-insert-big5 (ignore)
! (let ((char (encoded-kbd-last-key)))
! (vector
! (decode-big5-char (+ (ash char 8) (read-char-exclusive))))))
! (defun encoded-kbd-self-insert-ccl (ignore)
! (let ((str (char-to-string (encoded-kbd-last-key)))
(ccl (car (aref (coding-system-spec (keyboard-coding-system)) 4)))
(vec [nil nil nil nil nil nil nil nil nil])
result)
(while (= (length (setq result (ccl-execute-on-string ccl vec str t))) 0)
(dotimes (i 9) (aset vec i nil))
(setq str (format "%s%c" str (read-char-exclusive))))
! (vector (aref result 0))))
(defun encoded-kbd-setup-keymap (coding)
;; At first, reset the keymap.
! (define-key encoded-kbd-mode-map "\e" nil)
;; Then setup the keymap according to the keyboard coding system.
(cond
! ((eq (coding-system-type coding) 1) ; SJIS
(let ((i 128))
(while (< i 256)
! (define-key key-translation-map
(vector i) 'encoded-kbd-self-insert-sjis)
! (setq i (1+ i))))
! 8)
! ((eq (coding-system-type coding) 3) ; Big5
(let ((i 161))
(while (< i 255)
! (define-key key-translation-map
(vector i) 'encoded-kbd-self-insert-big5)
! (setq i (1+ i))))
! 8)
! ((eq (coding-system-type coding) 2) ; ISO-2022
! (let ((flags (coding-system-flags coding))
! use-designation)
! (if (aref flags 8)
! nil ; Don't support locking-shift.
! (setq encoded-kbd-iso2022-designations (make-vector 4 nil)
! encoded-kbd-iso2022-invocations (make-vector 3 nil))
! (dotimes (i 4)
! (if (aref flags i)
! (if (charsetp (aref flags i))
! (aset encoded-kbd-iso2022-designations
! i (aref flags i))
! (setq use-designation t)
! (if (charsetp (car-safe (aref flags i)))
! (aset encoded-kbd-iso2022-designations
! i (car (aref flags i)))))))
! (aset encoded-kbd-iso2022-invocations 0 0)
! (if (aref encoded-kbd-iso2022-designations 1)
! (aset encoded-kbd-iso2022-invocations 1 1))
! (when use-designation
! (define-key encoded-kbd-mode-map "\e" 'encoded-kbd-iso2022-esc-prefix)
! (define-key key-translation-map "\e" 'encoded-kbd-iso2022-esc-prefix))
! (when (or (aref flags 2) (aref flags 3))
! (define-key key-translation-map
! [?\216] 'encoded-kbd-iso2022-single-shift)
! (define-key key-translation-map
! [?\217] 'encoded-kbd-iso2022-single-shift))
! (or (eq (aref flags 0) 'ascii)
! (dotimes (i 96)
! (define-key key-translation-map
! (vector (+ 32 i)) 'encoded-kbd-self-insert-iso2022-7bit)))
! (if (aref flags 7)
! t
! (dotimes (i 96)
! (define-key key-translation-map
! (vector (+ 160 i)) 'encoded-kbd-self-insert-iso2022-8bit))
! 8))))
! ((eq (coding-system-type coding) 4) ; CCL-base
(let ((valid-codes (or (coding-system-get coding 'valid-codes)
'((128 . 255))))
! elt from to valid)
(while valid-codes
(setq elt (car valid-codes) valid-codes (cdr valid-codes))
(if (consp elt)
***************
*** 276,288 ****
(setq from (setq to elt)))
(while (<= from to)
(if (>= from 128)
! (define-key encoded-kbd-mode-map
(vector from) 'encoded-kbd-self-insert-ccl))
! (setq from (1+ from))))))
(t
! (error "Invalid value in encoded-kbd-coding: %s" encoded-kbd-coding))))
;; Input mode at the time Encoded-kbd mode is turned on is saved here.
(defvar saved-input-mode nil)
--- 243,259 ----
(setq from (setq to elt)))
(while (<= from to)
(if (>= from 128)
! (define-key key-translation-map
(vector from) 'encoded-kbd-self-insert-ccl))
! (setq from (1+ from))))
! 8))
(t
! nil)))
+ ;; key-translation-map at the time Encoded-kbd mode is turned on is
+ ;; saved here.
+ (defvar saved-key-translation-map nil)
;; Input mode at the time Encoded-kbd mode is turned on is saved here.
(defvar saved-input-mode nil)
***************
*** 301,360 ****
as a multilingual text encoded in a coding system set by
\\[set-keyboard-coding-system]."
:global t
! ;; We must at first reset input-mode to the original.
! (if saved-input-mode (apply 'set-input-mode saved-input-mode))
(if encoded-kbd-mode
! (let ((coding (keyboard-coding-system)))
! (setq saved-input-mode (current-input-mode))
! (cond ((null coding)
! (setq encoded-kbd-mode nil)
! (error "No coding system for keyboard input is set"))
!
! ((= (coding-system-type coding) 1) ; SJIS
! (set-input-mode
! (nth 0 saved-input-mode) (nth 1 saved-input-mode)
! 'use-8th-bit (nth 3 saved-input-mode))
! (setq encoded-kbd-coding 'sjis))
!
! ((= (coding-system-type coding) 2) ; ISO2022
! (if (aref (coding-system-flags coding) 7) ; 7-bit only
! (setq encoded-kbd-coding 'iso2022-7)
! (set-input-mode
! (nth 0 saved-input-mode) (nth 1 saved-input-mode)
! 'use-8th-bit (nth 3 saved-input-mode))
! (setq encoded-kbd-coding 'iso2022-8))
! (setq encoded-kbd-iso2022-designations (make-vector 4 nil))
! (let ((flags (coding-system-flags coding))
! (i 0))
! (while (< i 4)
! (if (charsetp (aref flags i))
! (aset encoded-kbd-iso2022-designations i
! (aref flags i))
! (if (charsetp (car-safe (aref flags i)))
! (aset encoded-kbd-iso2022-designations i
! (car (aref flags i)))))
! (setq i (1+ i))))
! (setq encoded-kbd-iso2022-invocations (make-vector 3 nil))
! (aset encoded-kbd-iso2022-invocations 0 0)
! (aset encoded-kbd-iso2022-invocations 1 1))
!
! ((= (coding-system-type coding) 3) ; BIG5
! (set-input-mode
! (nth 0 saved-input-mode) (nth 1 saved-input-mode)
! 'use-8th-bit (nth 3 saved-input-mode))
! (setq encoded-kbd-coding 'big5))
!
! ((= (coding-system-type coding) 4) ; CCL based coding
! (set-input-mode
! (nth 0 saved-input-mode) (nth 1 saved-input-mode)
! 'use-8th-bit (nth 3 saved-input-mode))
! (setq encoded-kbd-coding 'ccl))
!
! (t
! (setq encoded-kbd-mode nil)
! (error "Coding-system `%s' is not supported in Encoded-kbd mode"
! (keyboard-coding-system))))
! (encoded-kbd-setup-keymap coding))))
(provide 'encoded-kb)
--- 272,309 ----
as a multilingual text encoded in a coding system set by
\\[set-keyboard-coding-system]."
:global t
!
(if encoded-kbd-mode
! ;; We are turning on Encoded-kbd mode.
! (let ((coding (keyboard-coding-system))
! result)
! (or saved-key-translation-map
! (if (keymapp key-translation-map)
! (setq saved-key-translation-map
! (copy-keymap key-translation-map))
! (setq key-translation-map (make-sparse-keymap))))
! (or saved-input-mode
! (setq saved-input-mode
! (current-input-mode)))
! (setq result (and coding (encoded-kbd-setup-keymap coding)))
! (if result
! (if (eq result 8)
! (set-input-mode
! (nth 0 saved-input-mode)
! (nth 1 saved-input-mode)
! 'use-8th-bit
! (nth 3 saved-input-mode)))
! (setq encoded-kbd-mode nil
! saved-key-translation-map nil
! saved-input-mode nil)
! (error "Unsupported coding system in Encoded-kbd mode: %S"
! coding)))
!
! ;; We are turning off Encoded-kbd mode.
! (setq key-translation-map saved-key-translation-map
! saved-key-translation-map nil)
! (apply 'set-input-mode saved-input-mode)
! (setq saved-input-mode nil)))
(provide 'encoded-kb)
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