1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
;;; isearch-x.el --- extended isearch handling commands
;; Copyright (C) 1997, 2001-2015 Free Software Foundation, Inc.
;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
;; 2005, 2006, 2007, 2008, 2009, 2010, 2011
;; National Institute of Advanced Industrial Science and Technology (AIST)
;; Registration Number H14PRO021
;; Keywords: i18n, multilingual, isearch
;; Author: Kenichi HANDA <handa@etl.go.jp>
;; Maintainer: Kenichi HANDA <handa@etl.go.jp>
;; This file is part of GNU Emacs.
;; GNU Emacs 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 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
;;;###autoload
(defun isearch-toggle-specified-input-method ()
"Select an input method and turn it on in interactive search."
(interactive)
(let ((overriding-terminal-local-map nil))
(toggle-input-method t))
(setq isearch-input-method-function input-method-function
isearch-input-method-local-p t)
(setq input-method-function nil)
(isearch-update))
;;;###autoload
(defun isearch-toggle-input-method ()
"Toggle input method in interactive search."
(interactive)
(let ((overriding-terminal-local-map nil))
(toggle-input-method))
(setq isearch-input-method-function input-method-function
isearch-input-method-local-p t)
(setq input-method-function nil)
(isearch-update))
(defvar isearch-minibuffer-local-map
(let ((map (copy-keymap minibuffer-local-map)))
(define-key map [with-keyboard-coding] 'isearch-with-keyboard-coding)
(define-key map [with-input-method] 'isearch-with-input-method)
map)
"Keymap to use in minibuffer for multibyte character inputting in isearch.")
;; Exit from recursive edit safely. Set in `after-change-functions'
;; by isearch-with-keyboard-coding.
(defun isearch-exit-recursive-edit (start end length)
(interactive)
(throw 'exit nil))
;; Simulate character decoding by the keyboard coding system in the
;; current buffer (minibuffer). As soon as a character is inserted,
;; it exits from minibuffer.
(defun isearch-with-keyboard-coding ()
(interactive)
(let ((after-change-functions '(isearch-exit-recursive-edit)))
(recursive-edit))
(exit-minibuffer))
;; Simulate the work of the current input method in the current buffer
;; (minibuffer).
(defun isearch-with-input-method ()
(interactive)
(let ((key (car unread-command-events))
events)
(setq unread-command-events (cdr unread-command-events)
events (funcall input-method-function key))
;; EVENTS is a list of events the input method has generated. It
;; contains a character event and/or the special event
;; `compose-last-chars'. We extract only character events and
;; insert the corresponding characters.
(while events
(if (integerp (car events)) (insert (car events)))
(setq events (cdr events)))
(exit-minibuffer)))
;;;###autoload
(defun isearch-process-search-multibyte-characters (last-char &optional count)
(if (eq this-command 'isearch-printing-char)
(let ((overriding-terminal-local-map nil)
(prompt (isearch-message-prefix))
(minibuffer-local-map isearch-minibuffer-local-map)
str junk-hist)
;; PROMPT contains text-properties from
;; `minibuffer-prompt-properties', and some of these can screw up
;; its use in `read-string' below (specifically, a read-only
;; property will cause it to signal an error), so strip them here;
;; read-string will add the same properties itself anyway.
;;
(set-text-properties 0 (length prompt) nil prompt)
(if isearch-input-method-function
(let (;; Let input method work rather tersely.
(input-method-verbose-flag nil))
(setq unread-command-events
(cons 'with-input-method
(cons last-char unread-command-events))
;; Inherit current-input-method in a minibuffer.
str (read-string prompt isearch-message 'junk-hist nil t))
(if (or (not str) (< (length str) (length isearch-message)))
;; All inputs were deleted while the input method
;; was working.
(setq str "")
(setq str (substring str (length isearch-message)))
(if (and (= (length str) 1)
(= (aref str 0) last-char)
(>= last-char 128))
;; The input method couldn't handle LAST-CHAR.
(setq str nil)))))
(if (and (not str) (keyboard-coding-system))
(setq unread-command-events
(cons 'with-keyboard-coding
(cons last-char unread-command-events))
str (read-string prompt nil 'junk-hist)))
(if (and str (> (length str) 0))
(let ((unread-command-events nil))
(if (and (integerp count) (> count 1))
(let ((strs (mapconcat 'identity (make-list count str) "")))
(isearch-process-search-string strs strs))
(isearch-process-search-string str str)))
(isearch-update)))
(isearch-process-search-char last-char count)))
;;; isearch-x.el ends here
|
