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Annotation of GNUtools/emacs/lisp/makesum.el, revision 1.1

1.1     ! root        1: ;; Generate key binding summary for Emacs
        !             2: ;; Copyright (C) 1985 Free Software Foundation, Inc.
        !             3: 
        !             4: ;; This file is part of GNU Emacs.
        !             5: 
        !             6: ;; GNU Emacs is free software; you can redistribute it and/or modify
        !             7: ;; it under the terms of the GNU General Public License as published by
        !             8: ;; the Free Software Foundation; either version 1, or (at your option)
        !             9: ;; any later version.
        !            10: 
        !            11: ;; GNU Emacs is distributed in the hope that it will be useful,
        !            12: ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            13: ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            14: ;; GNU General Public License for more details.
        !            15: 
        !            16: ;; You should have received a copy of the GNU General Public License
        !            17: ;; along with GNU Emacs; see the file COPYING.  If not, write to
        !            18: ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
        !            19: 
        !            20: 
        !            21: (defun make-command-summary ()
        !            22:   "Make a summary of current key bindings in the buffer *Summary*.
        !            23: Previous contents of that buffer are killed first."
        !            24:   (interactive)
        !            25:   (message "Making command summary...")
        !            26:   ;; This puts a description of bindings in a buffer called *Help*.
        !            27:   (save-window-excursion
        !            28:    (describe-bindings))
        !            29:   (with-output-to-temp-buffer "*Summary*"
        !            30:     (save-excursion
        !            31:      (let ((cur-mode mode-name))
        !            32:        (set-buffer standard-output)
        !            33:        (erase-buffer)
        !            34:        (insert-buffer-substring "*Help*")
        !            35:        (goto-char (point-min))
        !            36:        (delete-region (point) (progn (forward-line 1) (point)))
        !            37:        (while (search-forward "         " nil t)
        !            38:         (replace-match "  "))
        !            39:        (goto-char (point-min))
        !            40:        (while (search-forward "-@ " nil t)
        !            41:         (replace-match "-SP"))
        !            42:        (goto-char (point-min))
        !            43:        (while (search-forward "  .. ~ " nil t)
        !            44:         (replace-match "SP .. ~"))
        !            45:        (goto-char (point-min))
        !            46:        (while (search-forward "C-?" nil t)
        !            47:         (replace-match "DEL"))
        !            48:        (goto-char (point-min))
        !            49:        (while (search-forward "C-i" nil t)
        !            50:         (replace-match "TAB"))
        !            51:        (goto-char (point-min))
        !            52:        (if (re-search-forward "^Local Bindings:" nil t)
        !            53:           (progn
        !            54:            (forward-char -1)
        !            55:            (insert " for " cur-mode " Mode")
        !            56:            (while (search-forward "??\n" nil t)
        !            57:              (delete-region (point)
        !            58:                             (progn
        !            59:                              (forward-line -1)
        !            60:                              (point))))))
        !            61:        (goto-char (point-min))
        !            62:        (insert "Emacs command summary, " (substring (current-time-string) 0 10)
        !            63:               ".\n")
        !            64:        ;; Delete "key    binding" and underlining of dashes.
        !            65:        (delete-region (point) (progn (forward-line 2) (point)))
        !            66:        (forward-line 1)                        ;Skip blank line
        !            67:        (while (not (eobp))
        !            68:         (let ((beg (point)))
        !            69:           (or (re-search-forward "^$" nil t)
        !            70:               (goto-char (point-max)))
        !            71:           (double-column beg (point))
        !            72:           (forward-line 1)))
        !            73:        (goto-char (point-min)))))
        !            74:   (message "Making command summary...done"))
        !            75: 
        !            76: (defun double-column (start end)
        !            77:   (interactive "r")
        !            78:   (let (half cnt
        !            79:         line lines nlines
        !            80:        (from-end (- (point-max) end)))
        !            81:     (setq nlines (count-lines start end))
        !            82:     (if (<= nlines 1)
        !            83:        nil
        !            84:       (setq half (/ (1+ nlines) 2))
        !            85:       (goto-char start)
        !            86:       (save-excursion
        !            87:        (forward-line half)
        !            88:        (while (< half nlines)
        !            89:         (setq half (1+ half))
        !            90:         (setq line (buffer-substring (point) (save-excursion (end-of-line) (point))))
        !            91:         (setq lines (cons line lines))
        !            92:         (delete-region (point) (progn (forward-line 1) (point)))))
        !            93:       (setq lines (nreverse lines))
        !            94:       (while lines
        !            95:        (end-of-line)
        !            96:        (indent-to 41)
        !            97:        (insert (car lines))
        !            98:        (forward-line 1)
        !            99:        (setq lines (cdr lines))))
        !           100:     (goto-char (- (point-max) from-end))))

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