428
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1 ;;; abbrev.el --- abbrev mode commands for Emacs
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2
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3 ;; Copyright (C) 1985, 1986, 1987, 1992, 1997 Free Software Foundation, Inc.
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4 ;; Copyright (C) 2002 Ben Wing.
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5
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6 ;; Maintainer: XEmacs Development Team
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7 ;; Keywords: abbrev, dumped
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8
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9 ;; This file is part of XEmacs.
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10
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11 ;; XEmacs is free software; you can redistribute it and/or modify it
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12 ;; under the terms of the GNU General Public License as published by
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13 ;; the Free Software Foundation; either version 2, or (at your option)
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14 ;; any later version.
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15
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16 ;; XEmacs is distributed in the hope that it will be useful, but
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17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 ;; General Public License for more details.
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20
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21 ;; You should have received a copy of the GNU General Public License
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22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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24 ;; 02111-1307, USA.
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25
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26 ;;; Synched up with: FSF 19.34 (With some additions)
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27
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28 ;;; Commentary:
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29
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30 ;; This file is dumped with XEmacs.
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31
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32 ;; This facility is documented in the Emacs Manual.
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33
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34 ;;; Code:
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35
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36 (defgroup abbrev nil
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37 "Abbreviation handling, typing shortcuts, macros."
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38 :tag "Abbreviations"
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39 :group 'editing)
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40
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41 (defcustom abbrev-mode nil
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42 "Word abbreviations mode."
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43 :initialize #'set-default
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44 :set #'(lambda (sym val)
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45 (global-abbrev-mode (if val 1 0)))
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46 :group 'abbrev)
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47
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48 (defcustom only-global-abbrevs nil
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49 "*Non-nil means user plans to use global abbrevs only.
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50 Makes the commands to define mode-specific abbrevs define global ones instead."
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51 :type 'boolean
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52 :group 'abbrev)
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53
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54 (defcustom defining-abbrev-turns-on-abbrev-mode t
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55 "*NOn-nil turns on abbrev-mode whenever an abbrev is defined.
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56 This occurs only when the user-level commands (e.g. `add-global-abbrev')
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57 are used. abbrev-mode is turned on in all buffers or the current-buffer
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58 only, depending on whether a global or mode-specific abbrev is defined."
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59 ;;#### should turn on in all buffers of current mode in mode-specific abbrev!
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60 :type 'boolean
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61 :group 'abbrev)
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62
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63 ;;; XEmacs: the following block of code is not in FSF
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64 (defvar abbrev-table-name-list '()
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65 "List of symbols whose values are abbrev tables.")
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66
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67 (defvar abbrevs-changed nil
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68 "Set non-nil by defining or altering any word abbrevs.
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69 This causes `save-some-buffers' to offer to save the abbrevs.")
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70
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71 (defun make-abbrev-table ()
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72 "Return a new, empty abbrev table object."
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73 (make-vector 59 0)) ; 59 is prime
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74
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75 (defun clear-abbrev-table (table)
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76 "Undefine all abbrevs in abbrev table TABLE, leaving it empty."
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77 (fillarray table 0)
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78 (setq abbrevs-changed t)
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79 nil)
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80
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81 (defun define-abbrev-table (table-name definitions)
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82 "Define TABLE-NAME (a symbol) as an abbrev table name.
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83 Define abbrevs in it according to DEFINITIONS, which is a list of elements
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84 of the form (ABBREVNAME EXPANSION HOOK USECOUNT)."
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85 (let ((table (and (boundp table-name) (symbol-value table-name))))
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86 (cond ((vectorp table))
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87 ((not table)
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88 (setq table (make-abbrev-table))
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89 (set table-name table)
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90 (setq abbrev-table-name-list
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91 (sort (cons table-name abbrev-table-name-list)
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92 #'string-lessp)))
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93 (t
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94 (setq table (wrong-type-argument 'vectorp table))
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95 (set table-name table)))
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96 (while definitions
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97 (apply (function define-abbrev) table (car definitions))
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98 (setq definitions (cdr definitions)))))
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99
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100 (defun define-abbrev (table name &optional expansion hook count)
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101 "Define an abbrev in TABLE named NAME, to expand to EXPANSION or call HOOK.
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102 NAME and EXPANSION are strings. Hook is a function or `nil'.
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103 To undefine an abbrev, define it with an expansion of `nil'."
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104 (check-type expansion (or null string))
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105 (check-type count (or null integer))
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106 (check-type table vector)
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107 (let* ((sym (intern name table))
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108 (oexp (and (boundp sym) (symbol-value sym)))
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109 (ohook (and (fboundp sym) (symbol-function sym))))
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110 (unless (and (equal ohook hook)
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111 (stringp oexp)
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112 (stringp expansion)
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113 (string-equal oexp expansion))
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114 (setq abbrevs-changed t)
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115 ;; If there is a non-word character in the string, set the flag.
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116 (if (string-match "\\W" name)
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117 (set (intern " " table) nil)))
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118 (set sym expansion)
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119 (fset sym hook)
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120 (setplist sym (or count 0))
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121 name))
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122
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123
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124 ;; Fixup stuff from bootstrap def of define-abbrev-table in subr.el
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125 (let ((l abbrev-table-name-list))
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126 (while l
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127 (let ((fixup (car l)))
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128 (if (consp fixup)
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129 (progn
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130 (setq abbrev-table-name-list (delq fixup abbrev-table-name-list))
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131 (define-abbrev-table (car fixup) (cdr fixup))))
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132 (setq l (cdr l))))
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133 ;; These are no longer initialized by C code
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134 (if (not global-abbrev-table)
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135 (progn
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136 (setq global-abbrev-table (make-abbrev-table))
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137 (setq abbrev-table-name-list (cons 'global-abbrev-table
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138 abbrev-table-name-list))))
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139 (if (not fundamental-mode-abbrev-table)
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140 (progn
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141 (setq fundamental-mode-abbrev-table (make-abbrev-table))
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142 (setq abbrev-table-name-list (cons 'fundamental-mode-abbrev-table
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143 abbrev-table-name-list))))
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144 (and (eq major-mode 'fundamental-mode)
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145 (not local-abbrev-table)
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146 (setq local-abbrev-table fundamental-mode-abbrev-table)))
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147
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148
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149 (defun define-global-abbrev (name expansion)
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150 "Define ABBREV as a global abbreviation for EXPANSION."
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151 (interactive "sDefine global abbrev: \nsExpansion for %s: ")
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152 (define-abbrev global-abbrev-table
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153 (downcase name) expansion nil 0))
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154
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155 (defun define-mode-abbrev (name expansion)
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156 "Define ABBREV as a mode-specific abbreviation for EXPANSION."
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157 (interactive "sDefine mode abbrev: \nsExpansion for %s: ")
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158 (define-abbrev (or local-abbrev-table
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159 (error "Major mode has no abbrev table"))
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160 (downcase name) expansion nil 0))
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161
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162 (defun abbrev-symbol (abbrev &optional table)
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163 "Return the symbol representing abbrev named ABBREV.
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164 This symbol's name is ABBREV, but it is not the canonical symbol of that name;
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165 it is interned in an abbrev-table rather than the normal obarray.
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166 The value is nil if that abbrev is not defined.
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167 Optional second arg TABLE is abbrev table to look it up in.
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168 The default is to try buffer's mode-specific abbrev table, then global table."
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169 (let ((frob (function (lambda (table)
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170 (let ((sym (intern-soft abbrev table)))
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171 (if (and (boundp sym)
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172 (stringp (symbol-value sym)))
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173 sym
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174 nil))))))
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175 (if table
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176 (funcall frob table)
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177 (or (and local-abbrev-table
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178 (funcall frob local-abbrev-table))
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179 (funcall frob global-abbrev-table)))))
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180
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181 (defun abbrev-expansion (abbrev &optional table)
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182 "Return the string that ABBREV expands into in the current buffer.
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183 Optionally specify an abbrev table as second arg;
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184 then ABBREV is looked up in that table only."
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185 (let ((sym (abbrev-symbol abbrev table)))
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186 (if sym
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187 (symbol-value sym)
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188 nil)))
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189
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190 (defun unexpand-abbrev ()
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191 "Undo the expansion of the last abbrev that expanded.
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192 This differs from ordinary undo in that other editing done since then
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193 is not undone."
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194 (interactive)
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195 (if (or (< last-abbrev-location (point-min))
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196 (> last-abbrev-location (point-max))
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197 (not (stringp last-abbrev-text)))
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198 nil
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199 (let* ((opoint (point))
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200 (val (symbol-value last-abbrev))
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201 (adjust (length val)))
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202 ;; This isn't correct if (symbol-function last-abbrev-text)
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203 ;; was used to do the expansion
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204 (goto-char last-abbrev-location)
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205 (delete-region last-abbrev-location (+ last-abbrev-location adjust))
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206 (insert last-abbrev-text)
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207 (setq adjust (- adjust (length last-abbrev-text)))
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208 (setq last-abbrev-text nil)
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209 (if (< last-abbrev-location opoint)
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210 (goto-char (- opoint adjust))
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211 (goto-char opoint)))))
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212
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213
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214 ; APA: Moved to c (ported function from GNU Emacs to src/abbrev.c)
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215 ; (defun insert-abbrev-table-description (name &optional human-readable)
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216 ; "Insert before point a full description of abbrev table named NAME.
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217 ; NAME is a symbol whose value is an abbrev table.
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218 ; If optional second argument HUMAN-READABLE is non-nil, insert a
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219 ; human-readable description. Otherwise the description is an
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220 ; expression, a call to `define-abbrev-table', which would define the
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221 ; abbrev table NAME exactly as it is currently defined."
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222 ; (let ((table (symbol-value name))
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223 ; (stream (current-buffer)))
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224 ; (message "Abbrev-table %s..." name)
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225 ; (if human-readable
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226 ; (progn
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227 ; (prin1 (list name) stream)
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228 ; ;; Need two terpri's or cretinous edit-abbrevs blows out
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229 ; (terpri stream)
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230 ; (terpri stream)
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231 ; (mapatoms (function (lambda (sym)
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232 ; (if (symbol-value sym)
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233 ; (let* ((n (prin1-to-string (symbol-name sym)))
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234 ; (pos (length n)))
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235 ; (princ n stream)
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236 ; (while (< pos 14)
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237 ; (write-char ?\ stream)
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238 ; (setq pos (1+ pos)))
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239 ; (princ (format " %-5S " (symbol-plist sym))
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240 ; stream)
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241 ; (if (not (symbol-function sym))
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242 ; (prin1 (symbol-value sym) stream)
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243 ; (progn
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244 ; (setq n (prin1-to-string (symbol-value sym))
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245 ; pos (+ pos 6 (length n)))
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246 ; (princ n stream)
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247 ; (while (< pos 45)
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248 ; (write-char ?\ stream)
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249 ; (setq pos (1+ pos)))
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250 ; (prin1 (symbol-function sym) stream)))
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251 ; (terpri stream)))))
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252 ; table)
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253 ; (terpri stream))
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254 ; (progn
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255 ; (princ "\(define-abbrev-table '" stream)
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256 ; (prin1 name stream)
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257 ; (princ " '\(\n" stream)
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258 ; (mapatoms (function (lambda (sym)
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259 ; (if (symbol-value sym)
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260 ; (progn
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261 ; (princ " " stream)
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262 ; (prin1 (list (symbol-name sym)
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263 ; (symbol-value sym)
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264 ; (symbol-function sym)
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265 ; (symbol-plist sym))
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266 ; stream)
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267 ; (terpri stream)))))
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268 ; table)
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269 ; (princ " \)\)\n" stream)))
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270 ; (terpri stream))
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271 ; (message ""))
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272 ;;; End code not in FSF
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273
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274 (defun abbrev-mode (arg)
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275 "Toggle abbrev mode.
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276 With argument ARG, enable abbrev mode if ARG is positive, else disable.
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277 In abbrev mode, inserting an abbreviation causes it to expand
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278 and be replaced by its expansion."
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279 (interactive "P")
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280 (setq abbrev-mode
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281 (if (null arg) (not abbrev-mode)
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282 (> (prefix-numeric-value arg) 0)))
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283 ;; XEmacs change
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284 (redraw-modeline))
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285
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286 ;; XEmacs change
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287 (defun global-abbrev-mode (arg)
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288 "Toggle abbrev mode in all buffers.
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289 With argument ARG, enable abbrev mode globally if ARG is positive, else
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290 disable. In abbrev mode, inserting an abbreviation causes it to expand
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291 and be replaced by its expansion."
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292 (interactive "P")
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293 (let ((newval (if (null arg) (not abbrev-mode)
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294 (> (prefix-numeric-value arg) 0))))
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295 (setq-default abbrev-mode newval)
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296 (loop for buf being the buffers do
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297 (if (not (eq (symbol-value-in-buffer 'abbrev-mode buf) newval))
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298 (with-current-buffer buf
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299 (setq abbrev-mode newval)))))
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300 (redraw-modeline))
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301
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302
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303 (defvar edit-abbrevs-map nil
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304 "Keymap used in edit-abbrevs.")
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305 (if edit-abbrevs-map
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306 nil
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307 (setq edit-abbrevs-map (make-sparse-keymap))
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308 ;; XEmacs change
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309 (set-keymap-name edit-abbrevs-map 'edit-abbrevs-map)
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310 (define-key edit-abbrevs-map "\C-x\C-s" 'edit-abbrevs-redefine)
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311 (define-key edit-abbrevs-map "\C-c\C-c" 'edit-abbrevs-redefine))
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312
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313 (defun kill-all-abbrevs ()
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314 "Undefine all defined abbrevs."
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315 (interactive)
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316 (let ((tables abbrev-table-name-list))
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317 (while tables
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318 (clear-abbrev-table (symbol-value (car tables)))
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319 (setq tables (cdr tables)))))
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320
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321 (defun insert-abbrevs ()
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322 "Insert after point a description of all defined abbrevs.
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323 Mark is set after the inserted text."
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324 (interactive)
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325 (push-mark
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326 (save-excursion
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327 (let ((tables abbrev-table-name-list))
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328 (while tables
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329 (insert-abbrev-table-description (car tables) t)
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330 (setq tables (cdr tables))))
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331 (point))))
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332
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333 (defun list-abbrevs ()
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334 "Display a list of all defined abbrevs."
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335 (interactive)
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336 (display-buffer (prepare-abbrev-list-buffer)))
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337
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338 (defun prepare-abbrev-list-buffer ()
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339 (save-excursion
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340 (set-buffer (get-buffer-create "*Abbrevs*"))
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341 (erase-buffer)
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342 (let ((tables abbrev-table-name-list))
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343 (while tables
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344 (insert-abbrev-table-description (car tables) t)
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345 (setq tables (cdr tables))))
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346 (goto-char (point-min))
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347 (set-buffer-modified-p nil)
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348 (edit-abbrevs-mode))
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349 (get-buffer-create "*Abbrevs*"))
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350
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351 (defun edit-abbrevs-mode ()
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352 "Major mode for editing the list of abbrev definitions.
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353 \\{edit-abbrevs-map}"
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354 (interactive)
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355 (setq major-mode 'edit-abbrevs-mode)
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356 (setq mode-name "Edit-Abbrevs")
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357 (use-local-map edit-abbrevs-map))
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358
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359 (defun edit-abbrevs ()
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360 "Alter abbrev definitions by editing a list of them.
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361 Selects a buffer containing a list of abbrev definitions.
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362 You can edit them and type \\<edit-abbrevs-map>\\[edit-abbrevs-redefine] to redefine abbrevs
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363 according to your editing.
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364 Buffer contains a header line for each abbrev table,
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365 which is the abbrev table name in parentheses.
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366 This is followed by one line per abbrev in that table:
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367 NAME USECOUNT EXPANSION HOOK
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368 where NAME and EXPANSION are strings with quotes,
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369 USECOUNT is an integer, and HOOK is any valid function
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370 or may be omitted (it is usually omitted)."
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371 (interactive)
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372 (switch-to-buffer (prepare-abbrev-list-buffer)))
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373
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374 (defun edit-abbrevs-redefine ()
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375 "Redefine abbrevs according to current buffer contents."
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376 (interactive)
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377 (define-abbrevs t)
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378 (set-buffer-modified-p nil))
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379
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380 (defun define-abbrevs (&optional arg)
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381 "Define abbrevs according to current visible buffer contents.
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382 See documentation of `edit-abbrevs' for info on the format of the
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383 text you must have in the buffer.
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384 With argument, eliminate all abbrev definitions except
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385 the ones defined from the buffer now."
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386 (interactive "P")
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387 (if arg (kill-all-abbrevs))
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388 (save-excursion
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389 (goto-char (point-min))
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390 (while (and (not (eobp)) (re-search-forward "^(" nil t))
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391 (let* ((buf (current-buffer))
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392 (table (read buf))
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393 abbrevs name hook exp count)
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394 (forward-line 1)
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395 (while (progn (forward-line 1)
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396 (not (eolp)))
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397 (setq name (read buf) count (read buf) exp (read buf))
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398 (skip-chars-backward " \t\n\f")
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399 (setq hook (if (not (eolp)) (read buf)))
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400 (skip-chars-backward " \t\n\f")
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401 (setq abbrevs (cons (list name exp hook count) abbrevs)))
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402 (define-abbrev-table table abbrevs)))))
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403
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404 (defun read-abbrev-file (&optional file quietly)
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405 "Read abbrev definitions from file written with `write-abbrev-file'.
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406 Optional argument FILE is the name of the file to read;
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407 it defaults to the value of `abbrev-file-name'.
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408 Optional second argument QUIETLY non-nil means don't print anything."
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409 (interactive "fRead abbrev file: ")
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410 (load (if (and file (> (length file) 0)) file abbrev-file-name)
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411 nil quietly)
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412 (setq save-abbrevs t abbrevs-changed nil))
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413
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414 (defun quietly-read-abbrev-file (&optional file)
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444
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415 "Read abbrev definitions from file written with `write-abbrev-file'.
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428
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416 Optional argument FILE is the name of the file to read;
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417 it defaults to the value of `abbrev-file-name'.
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418 Does not print anything."
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419 ;(interactive "fRead abbrev file: ")
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420 (read-abbrev-file file t))
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421
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422 (defun write-abbrev-file (file)
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423 "Write all abbrev definitions to a file of Lisp code.
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424 The file written can be loaded in another session to define the same abbrevs.
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425 The argument FILE is the file name to write."
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426 (interactive
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427 (list
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428 (read-file-name "Write abbrev file: "
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429 (file-name-directory (expand-file-name abbrev-file-name))
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430 abbrev-file-name)))
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431 (or (and file (> (length file) 0))
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432 (setq file abbrev-file-name))
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433 (save-excursion
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434 (set-buffer (get-buffer-create " write-abbrev-file"))
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435 (erase-buffer)
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436 (let ((tables abbrev-table-name-list))
|
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437 (while tables
|
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438 (insert-abbrev-table-description (car tables) nil)
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439 (setq tables (cdr tables))))
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440 (write-region 1 (point-max) file)
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441 (erase-buffer)))
|
|
442
|
442
|
443 (defun abbrev-string-to-be-defined (arg)
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444 "Return the string for which an abbrev will be defined.
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|
445 ARG is the argument to `add-global-abbrev' or `add-mode-abbrev'."
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446 (if (and (not arg) (region-active-p)) (setq arg 0)
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447 (setq arg (prefix-numeric-value arg)))
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|
448 (and (>= arg 0)
|
|
449 (buffer-substring
|
|
450 (point)
|
|
451 (if (= arg 0) (mark)
|
446
|
452 (save-excursion (backward-word arg) (point))))))
|
442
|
453
|
428
|
454 (defun add-mode-abbrev (arg)
|
814
|
455 "Define mode-specific abbrev for region or last word(s) before point.
|
|
456 If region active, use it as the expansion\; otherwise, choose the word
|
|
457 before point. A prefix argument specifies the number of words before point
|
|
458 that form the expansion; or zero means the text between point and mark is
|
|
459 the expansion. A negative argument means to undefine the specified abbrev.
|
|
460 This command uses the minibuffer to read the abbreviation.
|
428
|
461
|
|
462 Don't use this function in a Lisp program; use `define-abbrev' instead."
|
|
463 ;; XEmacs change:
|
|
464 (interactive "P")
|
|
465 (add-abbrev
|
|
466 (if only-global-abbrevs
|
|
467 global-abbrev-table
|
|
468 (or local-abbrev-table
|
|
469 (error "No per-mode abbrev table")))
|
814
|
470 "Mode" arg)
|
|
471 (if defining-abbrev-turns-on-abbrev-mode (abbrev-mode 1)))
|
428
|
472
|
|
473 (defun add-global-abbrev (arg)
|
814
|
474 "Define global (all modes) abbrev for region or last word(s) before point.
|
|
475 If region active, use it as the expansion\; otherwise, choose the word
|
|
476 before point. A prefix argument specifies the number of words before point
|
|
477 that form the expansion; or zero means the text between point and mark is
|
|
478 the expansion. A negative argument means to undefine the specified abbrev.
|
428
|
479 This command uses the minibuffer to read the abbreviation.
|
|
480
|
|
481 Don't use this function in a Lisp program; use `define-abbrev' instead."
|
|
482 ;; XEmacs change:
|
|
483 (interactive "P")
|
814
|
484 (add-abbrev global-abbrev-table "Global" arg)
|
|
485 (if defining-abbrev-turns-on-abbrev-mode (global-abbrev-mode 1)))
|
428
|
486
|
|
487 (defun add-abbrev (table type arg)
|
444
|
488 "Add an abbreviation to abbrev table TABLE.
|
|
489 TYPE is a string describing in English the kind of abbrev this will be
|
|
490 (typically, \"global\" or \"mode-specific\"); this is used in
|
|
491 prompting the user. ARG is the number of words in the expansion.
|
|
492
|
|
493 Return the symbol that internally represents the new abbrev, or nil if
|
|
494 the user declines to confirm redefining an existing abbrev."
|
428
|
495 ;; XEmacs change:
|
442
|
496 (let ((exp (abbrev-string-to-be-defined arg))
|
428
|
497 name)
|
|
498 (setq name
|
|
499 (read-string (format (if exp "%s abbrev for \"%s\": "
|
|
500 "Undefine %s abbrev: ")
|
|
501 type exp)))
|
|
502 (set-text-properties 0 (length name) nil name)
|
|
503 (if (or (null exp)
|
|
504 (not (abbrev-expansion name table))
|
|
505 (y-or-n-p (format "%s expands to \"%s\"; redefine? "
|
|
506 name (abbrev-expansion name table))))
|
|
507 (define-abbrev table (downcase name) exp))))
|
|
508
|
442
|
509 (defun inverse-abbrev-string-to-be-defined (arg)
|
|
510 "Return the string for which an inverse abbrev will be defined.
|
|
511 ARG is the argument to `inverse-add-global-abbrev' or
|
|
512 `inverse-add-mode-abbrev'."
|
|
513 (save-excursion
|
446
|
514 (backward-word arg)
|
442
|
515 (buffer-substring (point) (progn (forward-word 1) (point)))))
|
|
516
|
428
|
517 (defun inverse-add-mode-abbrev (arg)
|
|
518 "Define last word before point as a mode-specific abbrev.
|
|
519 With prefix argument N, defines the Nth word before point.
|
|
520 This command uses the minibuffer to read the expansion.
|
|
521 Expands the abbreviation after defining it."
|
|
522 (interactive "p")
|
|
523 (inverse-add-abbrev
|
|
524 (if only-global-abbrevs
|
|
525 global-abbrev-table
|
|
526 (or local-abbrev-table
|
|
527 (error "No per-mode abbrev table")))
|
814
|
528 "Mode" arg)
|
|
529 (if defining-abbrev-turns-on-abbrev-mode (abbrev-mode 1)))
|
428
|
530
|
|
531 (defun inverse-add-global-abbrev (arg)
|
|
532 "Define last word before point as a global (mode-independent) abbrev.
|
|
533 With prefix argument N, defines the Nth word before point.
|
|
534 This command uses the minibuffer to read the expansion.
|
|
535 Expands the abbreviation after defining it."
|
|
536 (interactive "p")
|
814
|
537 (inverse-add-abbrev global-abbrev-table "Global" arg)
|
|
538 (if defining-abbrev-turns-on-abbrev-mode (global-abbrev-mode 1)))
|
428
|
539
|
|
540 (defun inverse-add-abbrev (table type arg)
|
|
541 (let (name nameloc exp)
|
|
542 (save-excursion
|
446
|
543 (backward-word arg)
|
428
|
544 (setq name (buffer-substring (point) (progn (forward-word 1)
|
|
545 (setq nameloc (point))))))
|
|
546 (set-text-properties 0 (length name) nil name)
|
|
547 (setq exp (read-string (format "%s expansion for \"%s\": "
|
|
548 type name)))
|
|
549 (if (or (not (abbrev-expansion name table))
|
|
550 (y-or-n-p (format "%s expands to \"%s\"; redefine? "
|
|
551 name (abbrev-expansion name table))))
|
|
552 (progn
|
|
553 (define-abbrev table (downcase name) exp)
|
|
554 (save-excursion
|
|
555 (goto-char nameloc)
|
|
556 (expand-abbrev))))))
|
|
557
|
|
558 (defun abbrev-prefix-mark (&optional arg)
|
|
559 "Mark current point as the beginning of an abbrev.
|
|
560 Abbrev to be expanded starts here rather than at beginning of word.
|
|
561 This way, you can expand an abbrev with a prefix: insert the prefix,
|
|
562 use this command, then insert the abbrev."
|
|
563 (interactive "P")
|
|
564 (or arg (expand-abbrev))
|
|
565 (setq abbrev-start-location (point-marker)
|
|
566 abbrev-start-location-buffer (current-buffer))
|
|
567 (let ((e (make-extent (point) (point))))
|
|
568 (set-extent-begin-glyph e (make-glyph [string :data "-"]))))
|
|
569
|
|
570 (defun expand-region-abbrevs (start end &optional noquery)
|
|
571 "For abbrev occurrence in the region, offer to expand it.
|
|
572 The user is asked to type y or n for each occurrence.
|
|
573 A prefix argument means don't query; expand all abbrevs.
|
|
574 If called from a Lisp program, arguments are START END &optional NOQUERY."
|
|
575 (interactive "r\nP")
|
|
576 (save-excursion
|
|
577 (goto-char start)
|
|
578 (let ((lim (- (point-max) end))
|
|
579 pnt string)
|
|
580 (while (and (not (eobp))
|
|
581 (progn (forward-word 1)
|
|
582 (<= (setq pnt (point)) (- (point-max) lim))))
|
|
583 (if (abbrev-expansion
|
|
584 (setq string
|
4009
|
585 (downcase (buffer-substring
|
|
586 (save-excursion (backward-word) (point))
|
|
587 pnt))))
|
428
|
588 (if (or noquery (y-or-n-p (format "Expand `%s'? " string)))
|
|
589 (expand-abbrev)))))))
|
|
590
|
|
591 ;;; abbrev.el ends here
|