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1 ;;; -*- Emacs-Lisp -*-
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2 ;;; YaTeX library of general functions.
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3 ;;; yatexlib.el
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4 ;;; (c )1994 by HIROSE Yuuji.[yuuji@ae.keio.ac.jp]
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5 ;;; Last modified Wed Dec 21 05:58:06 1994 on landcruiser
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6 ;;; $Id$
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7
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8 ;;;###autoload
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9 (defun YaTeX-search-active-forward (string cmntrx &optional bound err cnt func)
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10 "Search STRING which is not commented out by CMNTRX.
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11 Optional arguments after BOUND, ERR, CNT are passed literally to search-forward
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12 or search-backward.
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13 Optional sixth argument FUNC changes search-function."
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14 (let ((sfunc (or func 'search-forward)) found md)
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23
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15 (while (and (prog1
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16 (setq found (funcall sfunc string bound err cnt))
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17 (setq md (match-data)))
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18 (or
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19 (YaTeX-in-verb-p (match-beginning 0))
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20 (save-excursion
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21 (beginning-of-line)
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22 (re-search-forward cmntrx (match-beginning 0) t)))))
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23 (store-match-data md)
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24 found)
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25 )
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26
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27 (defun YaTeX-re-search-active-forward (regexp cmntrx &optional bound err cnt)
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28 "Search REGEXP backward which is not commented out by regexp CMNTRX.
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29 See also YaTeX-search-active-forward."
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30 (YaTeX-search-active-forward regexp cmntrx bound err cnt 're-search-forward)
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31 )
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32 (defun YaTeX-search-active-backward (string cmntrx &optional bound err cnt)
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33 "Search STRING backward which is not commented out by regexp CMNTRX.
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34 See also YaTeX-search-active-forward."
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35 (YaTeX-search-active-forward string cmntrx bound err cnt 'search-backward)
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36 )
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37 (defun YaTeX-re-search-active-backward (regexp cmntrx &optional bound err cnt)
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38 "Search REGEXP backward which is not commented out by regexp CMNTRX.
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39 See also YaTeX-search-active-forward."
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40 (YaTeX-search-active-forward regexp cmntrx bound err cnt 're-search-backward)
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41 )
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42
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43
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44 ;;;###autoload
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45 (defun YaTeX-switch-to-buffer (file &optional setbuf)
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46 "Switch to buffer if buffer exists, find file if not.
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47 Optional second arg SETBUF t make use set-buffer instead of switch-to-buffer."
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48 (interactive "Fswitch to file: ")
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49 (let (buf)
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51
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50 (if (setq buf (get-file-buffer file))
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51 (progn
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52 (funcall (if setbuf 'set-buffer 'switch-to-buffer)
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53 (get-file-buffer file))
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54 buf)
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55 (if (file-exists-p file)
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51
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56 (or ;find-file returns nil but set current-buffer...
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57 (funcall (if setbuf 'find-file-noselect 'find-file) file)
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58 (current-buffer))
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59 (message "%s was not found in this directory." file)
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60 nil)))
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61 )
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62
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63 ;;;###autoload
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64 (defun YaTeX-switch-to-buffer-other-window (file)
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65 "Switch to buffer if buffer exists, find file if not."
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66 (interactive "Fswitch to file: ")
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67 (if (get-file-buffer file)
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68 (progn (switch-to-buffer-other-window (get-file-buffer file)) t)
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69 (if (file-exists-p file)
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70 (progn (find-file-other-window file) t)
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71 (message "%s was not found in this directory." file)
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72 nil))
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73 )
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74
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75 (defun YaTeX-replace-format-sub (string format repl)
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76 (let ((beg (or (string-match (concat "^\\(%" format "\\)") string)
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77 (string-match (concat "[^%]\\(%" format "\\)") string)))
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78 (len (length format)))
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79 (if (null beg) string ;no conversion
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80 (concat
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81 (substring string 0 (match-beginning 1)) repl
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82 (substring string (match-end 1)))))
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83 )
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84
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85 ;;;###autoload
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86 (defun YaTeX-replace-format (string format repl)
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87 "In STRING, replace first appearance of FORMAT to REPL as if
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88 function `format' does. FORMAT does not contain `%'"
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89 (let ((ans string))
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90 (while (not (string=
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91 ans (setq string (YaTeX-replace-format-sub ans format repl))))
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92 (setq ans string))
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93 string)
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94 )
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95
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96 ;;;###autoload
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97 (defun YaTeX-replace-format-args (string &rest args)
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98 "Translate the argument mark #1, #2, ... #n in the STRING into the
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99 corresponding real arguments ARGS."
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100 (let ((argp 1))
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101 (while args
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102 (setq string
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103 (YaTeX-replace-format string (int-to-string argp) (car args)))
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104 (setq args (cdr args) argp (1+ argp))))
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105 string
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106 )
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107
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108 ;;;###autoload
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109 (defun rindex (string char)
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110 (let ((pos (1- (length string)))(index -1))
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111 (while (>= pos 0)
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112 (cond
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113 ((= (aref string pos) char)
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114 (setq index pos) (setq pos -1))
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115 (t (setq pos (1- pos))))
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116 )
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117 index)
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118 )
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119
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120 ;;;###autoload
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121 (defun YaTeX-showup-buffer (buffer &optional func select)
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122 "Make BUFFER show up in certain window (but current window)
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123 that gives the maximum value by the FUNC. FUNC should take an argument
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124 of its window object. Non-nil for optional third argument SELECT selects
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125 that window. This function never selects minibuffer window."
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47
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126 (or (and (if YaTeX-emacs-19
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127 (get-buffer-window buffer t)
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128 (get-buffer-window buffer))
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129 (progn
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130 (if select
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131 (goto-buffer-window buffer))
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132 t))
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133 (let ((window (selected-window))
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134 (wlist (YaTeX-window-list)) win w (x 0))
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135 (cond
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136 ((> (length wlist) 2)
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137 (if func
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138 (while wlist
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139 (setq w (car wlist))
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140 (if (and (not (eq window w))
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141 (> (funcall func w) x))
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142 (setq win w x (funcall func w)))
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143 (setq wlist (cdr wlist)))
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144 (setq win (get-lru-window)))
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145 (select-window win)
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146 (switch-to-buffer buffer)
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147 (or select (select-window window)))
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148 ((= (length wlist) 2)
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149 ;(other-window 1);This does not work properly on Emacs-19
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150 (select-window (get-lru-window))
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151 (switch-to-buffer buffer)
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152 (or select (select-window window)))
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153 (t ;if one-window
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154 (cond
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155 ((and YaTeX-emacs-19 (get-buffer-window buffer t))
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156 nil) ;if found in other frame
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157 (YaTeX-default-pop-window-height
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158 (split-window-calculate-height YaTeX-default-pop-window-height)
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159 (pop-to-buffer buffer)
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160 (or select (select-window window)))
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161 (t nil)))
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162 )))
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163 )
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164
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165 ;;;###autoload
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166 (defun split-window-calculate-height (height)
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167 "Split current window wight specified HEIGHT.
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168 If HEIGHT is number, make new window that has HEIGHT lines.
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169 If HEIGHT is string, make new window that occupy HEIGT % of screen height.
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170 Otherwise split window conventionally."
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171 (if (one-window-p)
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172 (split-window
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173 (selected-window)
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174 (max
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175 (min
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176 (- (screen-height)
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177 (if (numberp YaTeX-default-pop-window-height)
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178 (+ YaTeX-default-pop-window-height 2)
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179 (/ (* (screen-height)
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180 (string-to-int YaTeX-default-pop-window-height))
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181 100)))
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182 (- (screen-height) window-min-height 1))
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183 window-min-height)))
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184 )
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185
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186 ;;;###autoload
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187 (defun YaTeX-window-list ()
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188 (let*((curw (selected-window)) (win curw) (wlist (list curw)))
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189 (while (not (eq curw (setq win (next-window win))))
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190 (or (eq win (minibuffer-window))
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191 (setq wlist (cons win wlist))))
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192 wlist)
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193 )
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194
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195 ;;;###autoload
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196 (defun substitute-all-key-definition (olddef newdef keymap)
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197 "Replace recursively OLDDEF with NEWDEF for any keys in KEYMAP now
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198 defined as OLDDEF. In other words, OLDDEF is replaced with NEWDEF
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199 where ever it appears."
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200 (mapcar
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201 (function (lambda (key) (define-key keymap key newdef)))
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202 (where-is-internal olddef keymap))
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203 )
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204
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205 ;;;###autoload
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206 (defun YaTeX-match-string (n &optional m)
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207 "Return (buffer-substring (match-beginning n) (match-beginning m))."
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208 (if (match-beginning n)
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209 (buffer-substring (match-beginning n)
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210 (match-end (or m n))))
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211 )
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212
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213 ;;;###autoload
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214 (defun YaTeX-minibuffer-complete ()
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215 "Complete in minibuffer.
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216 If the symbol 'delim is bound and is string, its value is assumed to be
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217 the character class of delimiters. Completion will be performed on
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218 the last field separated by those delimiters.
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219 If the symbol 'quick is bound and is 't, when the try-completion results
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220 in t, exit minibuffer immediately."
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221 (interactive)
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222 (let ((md (match-data)) beg word compl
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223 (quick (and (boundp 'quick) (eq quick t)))
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224 (displist ;function to display completion-list
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225 (function
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226 (lambda ()
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227 (with-output-to-temp-buffer "*Completions*"
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228 (display-completion-list
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229 (all-completions word minibuffer-completion-table)))))))
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230 (setq beg (if (and (boundp 'delim) (stringp delim))
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231 (save-excursion
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232 (skip-chars-backward (concat "^" delim))
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233 (point))
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234 (point-min))
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235 word (buffer-substring beg (point-max))
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236 compl (try-completion word minibuffer-completion-table))
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237 (cond
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238 ((eq compl t)
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239 (if quick (exit-minibuffer)
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240 (let ((p (point)) (max (point-max)))
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241 (unwind-protect
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242 (progn
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243 (goto-char max)
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244 (insert " [Sole completion]")
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245 (goto-char p)
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246 (sit-for 1))
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247 (delete-region max (point-max))
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248 (goto-char p)))))
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249 ((eq compl nil)
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250 (ding)
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251 (save-excursion
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252 (let (p)
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253 (unwind-protect
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254 (progn
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255 (goto-char (setq p (point-max)))
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256 (insert " [No match]")
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257 (goto-char p)
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258 (sit-for 2))
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259 (delete-region p (point-max))))))
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260 ((string= compl word)
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261 (funcall displist))
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262 (t (delete-region beg (point-max))
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263 (insert compl)
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264 (if quick
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265 (if (eq (try-completion compl minibuffer-completion-table) t)
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266 (exit-minibuffer)
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267 (funcall displist)))))
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268 (store-match-data md))
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269 )
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270
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271 (defun YaTeX-minibuffer-quick-complete ()
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272 "Set 'quick to 't and call YaTeX-minibuffer-complete.
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273 See documentation of YaTeX-minibuffer-complete."
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274 (interactive)
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275 (let ((quick t))
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276 (self-insert-command 1)
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277 (YaTeX-minibuffer-complete)))
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278
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279 (defun foreach-buffers (pattern job)
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280 "For each buffer which matches with PATTERN, do JOB."
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281 (let ((list (buffer-list)))
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282 (save-excursion
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283 (while list
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284 (set-buffer (car list))
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285 (if (or (and (stringp pattern)
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286 (buffer-file-name)
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287 (string-match pattern (buffer-file-name)))
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288 (and (symbolp pattern) major-mode (eq major-mode pattern)))
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289 (eval job))
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290 (setq list (cdr list)))))
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291 )
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292
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293 (defun goto-buffer-window (buffer)
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294 "Select window which is bound to BUFFER.
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295 If no such window exist, switch to buffer BUFFER."
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296 (if (stringp buffer)
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297 (setq buffer (or (get-file-buffer buffer) (get-buffer buffer))))
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298 (if (get-buffer buffer)
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299 (cond
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300 ((get-buffer-window buffer)
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301 (select-window (get-buffer-window buffer)))
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302 ((and YaTeX-emacs-19 (get-buffer-window buffer t))
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303 (let*((win (get-buffer-window buffer t))
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304 (frame (window-frame win)))
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305 (select-frame frame)
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306 (raise-frame frame)
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307 (focus-frame frame)
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308 (select-window win)
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309 (set-mouse-position frame 0 0)
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310 (and (featurep 'windows) (fboundp 'win:adjust-window)
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311 (win:adjust-window))))
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312 (t (switch-to-buffer buffer))))
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313 )
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314
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315 ;; Here starts the functions which support gmhist-vs-Emacs19 compatible
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316 ;; reading with history.
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317 ;;;###autoload
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318 (defun completing-read-with-history
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319 (prompt table &optional predicate must-match initial hsym)
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320 "Completing read with general history: gmhist, Emacs-19."
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321 (let ((minibuffer-history
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322 (or (symbol-value hsym)
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323 (and (boundp 'minibuffer-history) minibuffer-history)))
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324 (minibuffer-history-symbol (or hsym 'minibuffer-history)))
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325 (prog1
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326 (if (fboundp 'completing-read-with-history-in)
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327 (completing-read-with-history-in
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328 minibuffer-history-symbol prompt table predicate must-match initial)
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329 (completing-read prompt table predicate must-match initial))
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330 (if (and YaTeX-emacs-19 hsym) (set hsym minibuffer-history)))))
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331
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332 ;;;###autoload
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333 (defun read-from-minibuffer-with-history (prompt &optional init map read hsym)
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334 "Read from minibuffer with general history: gmhist, Emacs-19."
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335 (cond
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336 (YaTeX-emacs-19
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337 (read-from-minibuffer prompt init map read hsym))
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338 (t
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339 (let ((minibuffer-history-symbol hsym))
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340 (read-from-minibuffer prompt init map read)))))
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341
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342 ;;;###autoload
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343 (defun read-string-with-history (prompt &optional init hsym)
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344 "Read string with history: gmhist(Emacs-18) and Emacs-19."
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345 (cond
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346 (YaTeX-emacs-19
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347 (read-from-minibuffer prompt init minibuffer-local-map nil hsym))
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348 ((featurep 'gmhist-mh)
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349 (read-with-history-in hsym prompt init))
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350 (t (read-string prompt init))))
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351
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352 (provide 'yatexlib)
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