From: Juri Linkov <juri@jurta.org>
To: Kenichi Handa <handa@m17n.org>
Cc: tzz@lifelogs.com, emacs-devel@gnu.org
Subject: Re: inputting characters by hexadigit
Date: Sun, 20 Jul 2008 23:27:47 +0300 [thread overview]
Message-ID: <87od4sti4g.fsf@jurta.org> (raw)
In-Reply-To: <E1KKNeX-0003FP-7C@etlken.m17n.org> (Kenichi Handa's message of "Sun, 20 Jul 2008 10:23:57 +0900")
>> > I think it is better to skip these ranges:
>> > #x3400..#x4dbf -- CJK Ideograph Extension A
>> > #x4e00..#x9fff -- CJK Ideograph
>> > #xd800..#xfaFF -- surroage-pair, private use, CJK COMPATIBILITY IDEOGRAPH
>> > #x20000..#x2ffff -- CJK Ideograph Extension B
>> > and end the loop at #xeffff (#xf0000.. are for private use)
>
>> Actually there are no Unicode names in these ranges in UnicodeData.txt.
>> It has only lines for the first and the last character in these ranges:
>
> Yes. But, for CJK chars:
>
> (get-char-code-property CHAR 'name)
>
> returns a valid name something like "CJK IDEOGRAPH-3400"(*)
> because get-char-code-property not only looks up
> UnicodeData.txt but also compute a proper value if
> necessary.
Thanks, I see now why it is necessary to skip these ranges.
Index: lisp/international/mule-cmds.el
===================================================================
RCS file: /sources/emacs/emacs/lisp/international/mule-cmds.el,v
retrieving revision 1.333
diff -c -r1.333 mule-cmds.el
*** lisp/international/mule-cmds.el 15 Jul 2008 18:15:03 -0000 1.333
--- lisp/international/mule-cmds.el 20 Jul 2008 20:27:21 -0000
***************
*** 2846,2855 ****
(defvar nonascii-insert-offset 0 "This variable is obsolete.")
(defvar nonascii-translation-table nil "This variable is obsolete.")
(defun ucs-insert (arg)
"Insert a character of the given Unicode code point.
Interactively, prompts for a hex string giving the code."
! (interactive "sUnicode (hex): ")
(or (integerp arg)
(setq arg (string-to-number arg 16)))
(if (or (< arg 0) (> arg #x10FFFF))
--- 2849,2879 ----
(defvar nonascii-insert-offset 0 "This variable is obsolete.")
(defvar nonascii-translation-table nil "This variable is obsolete.")
+ (defun read-char-by-name (prompt)
+ "Read a character by its Unicode name or hex number string.
+ Display PROMPT and read a string that represents a character
+ by its Unicode property `name' or `old-name'. It also accepts
+ a hexadecimal number of Unicode code point. Returns a character
+ as a number."
+ (let (name names)
+ (dotimes (c #xEFFFF)
+ (unless (or
+ (and (>= c #x3400 ) (<= c #x4dbf )) ; CJK Ideograph Extension A
+ (and (>= c #x4e00 ) (<= c #x9fff )) ; CJK Ideograph
+ (and (>= c #xd800 ) (<= c #xfaff )) ; Private/Surrogate
+ (and (>= c #x20000) (<= c #x2ffff)) ; CJK Ideograph Extension B
+ )
+ (if (setq name (get-char-code-property c 'name))
+ (setq names (cons (cons name c) names)))
+ (if (setq name (get-char-code-property c 'old-name))
+ (setq names (cons (cons name c) names)))))
+ (or (cdr (assoc (setq name (completing-read prompt names)) names))
+ (string-to-number name 16))))
+
(defun ucs-insert (arg)
"Insert a character of the given Unicode code point.
Interactively, prompts for a hex string giving the code."
! (interactive (list (read-char-by-name "Unicode (hex or name): ")))
(or (integerp arg)
(setq arg (string-to-number arg 16)))
(if (or (< arg 0) (> arg #x10FFFF))
--
Juri Linkov
http://www.jurta.org/emacs/
next prev parent reply other threads:[~2008-07-20 20:27 UTC|newest]
Thread overview: 160+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-15 17:41 describe-char should display the character's Unicode name Ted Zlatanov
2008-07-15 20:42 ` Juri Linkov
2008-07-16 2:29 ` Kenichi Handa
2008-07-17 0:35 ` Juri Linkov
2008-07-17 1:26 ` Kenichi Handa
2008-07-17 14:09 ` Ted Zlatanov
2008-07-17 23:40 ` Juri Linkov
2008-07-18 0:10 ` Miles Bader
2008-07-18 0:47 ` inputting characters by hexadigit Kenichi Handa
2008-07-18 0:54 ` Lennart Borgman (gmail)
2008-07-18 1:01 ` Miles Bader
2008-07-18 4:48 ` David De La Harpe Golden
2008-07-18 12:39 ` Miles Bader
2008-07-18 16:17 ` Stephen J. Turnbull
2008-07-18 17:33 ` David De La Harpe Golden
2008-07-18 18:08 ` James Cloos
2008-07-18 18:59 ` Stephen J. Turnbull
2008-07-18 21:29 ` James Cloos
2008-07-19 0:30 ` Juri Linkov
2008-07-21 1:41 ` Stefan Monnier
2008-07-21 5:35 ` David De La Harpe Golden
2008-07-22 22:59 ` Juri Linkov
2008-07-22 23:17 ` Lennart Borgman (gmail)
2008-07-22 23:29 ` David De La Harpe Golden
2008-07-29 16:07 ` Juri Linkov
2008-07-29 18:00 ` Stefan Monnier
2008-07-19 5:49 ` Stephen J. Turnbull
2008-07-19 0:13 ` Miles Bader
2008-07-19 0:29 ` Juri Linkov
2008-07-19 0:27 ` Juri Linkov
2008-07-20 20:28 ` Juri Linkov
2008-07-21 1:46 ` Stefan Monnier
2008-07-21 5:07 ` David De La Harpe Golden
2008-07-21 6:04 ` Stefan Monnier
2008-07-21 9:01 ` Juri Linkov
2008-07-21 11:04 ` Johan Bockgård
2008-07-21 11:11 ` David Kastrup
2008-07-21 14:20 ` Johan Bockgård
2008-07-21 14:24 ` David Kastrup
2008-07-21 14:33 ` Lennart Borgman (gmail)
2008-07-21 14:37 ` David Kastrup
2008-07-21 19:25 ` James Cloos
2008-07-21 19:53 ` Stefan Monnier
2008-07-21 20:23 ` Miles Bader
2008-07-21 20:38 ` Lennart Borgman (gmail)
2008-07-21 21:49 ` Johan Bockgård
2008-07-21 22:03 ` David Kastrup
2008-07-21 23:37 ` Johan Bockgård
2008-07-22 1:26 ` David De La Harpe Golden
2008-07-22 22:52 ` Juri Linkov
2008-07-21 20:31 ` David Kastrup
2008-07-21 20:36 ` David De La Harpe Golden
2008-07-21 20:43 ` David Kastrup
2008-07-21 20:50 ` Lennart Borgman (gmail)
2008-07-21 21:12 ` David Kastrup
2008-07-21 21:03 ` Alfred M. Szmidt
2008-07-21 21:24 ` Drew Adams
2008-07-22 4:03 ` Miles Bader
2008-07-21 21:06 ` David De La Harpe Golden
2008-07-22 4:04 ` Miles Bader
2008-07-21 20:31 ` James Cloos
2008-07-21 21:11 ` David De La Harpe Golden
2008-07-21 23:43 ` Juri Linkov
2008-07-22 4:06 ` Miles Bader
2008-07-21 16:54 ` David De La Harpe Golden
2008-07-21 17:04 ` David De La Harpe Golden
2008-07-21 6:16 ` David Kastrup
2008-07-22 0:51 ` Kenichi Handa
2008-07-22 7:56 ` Juanma Barranquero
2008-07-22 8:33 ` Miles Bader
2008-07-22 10:57 ` Juanma Barranquero
2008-07-22 12:26 ` Kenichi Handa
2008-07-22 12:33 ` Lennart Borgman (gmail)
2008-07-22 12:35 ` Miles Bader
2008-07-22 16:16 ` Stefan Monnier
2008-07-22 16:54 ` Drew Adams
2008-07-22 20:38 ` Alfred M. Szmidt
2008-07-22 22:55 ` Juri Linkov
2008-07-23 0:08 ` David De La Harpe Golden
2008-07-23 2:18 ` Miles Bader
2008-07-22 22:54 ` Juri Linkov
2008-07-23 0:28 ` Miles Bader
2008-07-23 1:02 ` Kenichi Handa
2008-07-23 2:32 ` Stefan Monnier
2008-07-23 3:18 ` Miles Bader
2008-07-23 3:38 ` David De La Harpe Golden
2008-07-23 3:53 ` Stefan Monnier
2008-07-23 4:26 ` David De La Harpe Golden
2008-07-23 19:19 ` Stefan Monnier
2008-07-23 20:26 ` David De La Harpe Golden
2008-07-23 9:03 ` Juri Linkov
2008-07-23 10:15 ` Miles Bader
2008-07-23 14:27 ` Juri Linkov
2008-07-23 14:58 ` Miles Bader
2008-07-22 14:06 ` Drew Adams
2008-07-23 13:01 ` Ted Zlatanov
2008-07-23 13:05 ` Lennart Borgman (gmail)
2008-07-23 13:44 ` Drew Adams
2008-07-23 14:27 ` Juri Linkov
2008-07-23 19:24 ` Stefan Monnier
2008-07-23 22:32 ` Juri Linkov
2008-07-24 2:05 ` Stefan Monnier
2008-07-29 15:51 ` Juri Linkov
2008-07-29 17:33 ` Chong Yidong
2008-07-29 17:51 ` Juri Linkov
2008-07-29 19:55 ` Stefan Monnier
2008-07-29 20:51 ` Chong Yidong
2008-07-30 15:29 ` Juri Linkov
2008-07-31 19:20 ` Ted Zlatanov
2008-07-18 0:38 ` describe-char should display the character's Unicode name Kenichi Handa
2008-07-18 0:58 ` Miles Bader
2008-07-18 13:33 ` Ted Zlatanov
2008-07-18 13:53 ` Drew Adams
2008-07-18 14:31 ` Stefan Monnier
2008-07-18 15:22 ` Ted Zlatanov
2008-07-19 0:45 ` Juri Linkov
2008-07-21 16:35 ` Ted Zlatanov
2008-07-21 16:35 ` Lennart Borgman (gmail)
2008-07-21 16:58 ` David De La Harpe Golden
2008-07-22 22:57 ` Juri Linkov
2008-07-23 14:47 ` Ted Zlatanov
2008-07-23 22:31 ` Juri Linkov
2008-07-23 22:52 ` Lennart Borgman (gmail)
2008-07-24 13:29 ` Ted Zlatanov
2008-07-24 13:39 ` Lennart Borgman
2008-07-24 15:27 ` Ted Zlatanov
2008-07-24 15:34 ` Lennart Borgman (gmail)
2008-07-25 0:41 ` Juri Linkov
2008-07-25 2:24 ` Kenichi Handa
2008-07-19 0:35 ` Juri Linkov
2008-07-19 1:11 ` Kenichi Handa
2008-07-20 0:29 ` inputting characters by hexadigit Juri Linkov
2008-07-20 1:23 ` Kenichi Handa
2008-07-20 20:27 ` Juri Linkov [this message]
2008-07-23 14:37 ` Ted Zlatanov
2008-07-23 19:31 ` Stefan Monnier
2008-07-23 20:19 ` Ted Zlatanov
2008-07-24 2:08 ` Stefan Monnier
2008-07-24 13:20 ` Ted Zlatanov
2008-07-24 13:40 ` Lennart Borgman
2008-07-24 14:03 ` Stefan Monnier
2008-07-24 15:25 ` Ted Zlatanov
2008-07-24 16:06 ` Stefan Monnier
2008-07-24 17:00 ` Drew Adams
2008-07-24 18:15 ` Ted Zlatanov
2008-07-24 18:37 ` Drew Adams
2008-07-28 13:56 ` Ted Zlatanov
2008-07-24 20:12 ` Stefan Monnier
2008-07-24 20:27 ` Drew Adams
2008-07-24 20:37 ` Lennart Borgman (gmail)
2008-07-24 21:30 ` Lennart Borgman (gmail)
2008-07-24 21:59 ` Lennart Borgman (gmail)
2008-07-28 14:00 ` Ted Zlatanov
2008-07-23 22:35 ` Juri Linkov
2008-07-23 23:00 ` Lennart Borgman (gmail)
2008-07-24 2:18 ` Stefan Monnier
2008-07-25 0:52 ` Juri Linkov
2008-07-24 13:24 ` Ted Zlatanov
2008-07-24 15:55 ` Drew Adams
2008-07-19 0:35 ` describe-char should display the character's Unicode name Juri Linkov
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