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5ed619e0a3
* textmodes/texnfo-upd.el (texinfo-start-menu-description) (texinfo-update-menu-region-beginning, texinfo-menu-first-node) (texinfo-delete-existing-pointers, texinfo-find-pointer) (texinfo-clean-up-node-line, texinfo-insert-node-lines) (texinfo-multiple-files-update): * textmodes/table.el (table--probe-cell-left-up) (table--probe-cell-right-bottom): * textmodes/picture.el (picture-tab-search): * textmodes/page-ext.el (pages-copy-header-and-position) (pages-directory-for-addresses): * progmodes/vera-mode.el (vera-get-offset): * progmodes/simula.el (simula-calculate-indent): * progmodes/python.el (python-pdbtrack-overlay-arrow): * progmodes/prolog.el (end-of-prolog-clause): * progmodes/perl-mode.el (perl-calculate-indent, perl-indent-exp): * progmodes/icon.el (indent-icon-exp): * progmodes/etags.el (tag-re-match-p): * progmodes/ebrowse.el (ebrowse-show-file-name-at-point): * progmodes/ebnf2ps.el (ebnf-begin-file): * progmodes/dcl-mode.el (dcl-back-to-indentation-1) (dcl-save-local-variable): * play/life.el (life-setup): * play/gametree.el (gametree-looking-at-ply): * nxml/nxml-maint.el (nxml-insert-target-repertoire-glyph-set): * mail/sendmail.el (mail-mode-auto-fill): * emacs-lisp/lisp-mode.el (calculate-lisp-indent): * emacs-lisp/edebug.el (edebug-overlay-arrow): * emacs-lisp/checkdoc.el (checkdoc-this-string-valid): * woman.el (woman-parse-numeric-value, woman2-TH, woman2-SH) (woman-tab-to-tab-stop, WoMan-warn-ignored): * type-break.el (type-break-file-keystroke-count): * term.el (term-replace-by-expanded-history-before-point) (term-skip-prompt, term-extract-string): * speedbar.el (speedbar-edit-line, speedbar-expand-line) (speedbar-contract-line, speedbar-toggle-line-expansion) (speedbar-parse-c-or-c++tag, speedbar-parse-tex-string) (speedbar-buffer-revert-buffer, speedbar-highlight-one-tag-line): * sort.el (sort-skip-fields): * skeleton.el (skeleton-internal-list): * simple.el (line-move-finish, line-move-to-column): * shell.el (shell-forward-command): * misc.el (copy-from-above-command): * makesum.el (double-column): * ebuff-menu.el (electric-buffer-update-highlight): * dired.el (dired-move-to-end-of-filename): * dframe.el (dframe-popup-kludge): * bookmark.el (bookmark-kill-line, bookmark-bmenu-show-filenames): * arc-mode.el (archive-get-lineno): Use line-end-position and line-beginning-position. * net/ange-ftp.el, progmodes/hideif.el, reposition.el: Same, but only in comments.
136 lines
4.7 KiB
EmacsLisp
136 lines
4.7 KiB
EmacsLisp
;;; misc.el --- some nonstandard basic editing commands for Emacs
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;; Copyright (C) 1989, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
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;; 2009, 2010 Free Software Foundation, Inc.
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;; Maintainer: FSF
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;; Keywords: convenience
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;; Package: emacs
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(defun copy-from-above-command (&optional arg)
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"Copy characters from previous nonblank line, starting just above point.
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Copy ARG characters, but not past the end of that line.
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If no argument given, copy the entire rest of the line.
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The characters copied are inserted in the buffer before point."
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(interactive "P")
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(let ((cc (current-column))
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n
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(string ""))
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(save-excursion
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(beginning-of-line)
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(backward-char 1)
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(skip-chars-backward "\ \t\n")
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(move-to-column cc)
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;; Default is enough to copy the whole rest of the line.
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(setq n (if arg (prefix-numeric-value arg) (point-max)))
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;; If current column winds up in middle of a tab,
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;; copy appropriate number of "virtual" space chars.
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(if (< cc (current-column))
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(if (= (preceding-char) ?\t)
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(progn
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(setq string (make-string (min n (- (current-column) cc)) ?\s))
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(setq n (- n (min n (- (current-column) cc)))))
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;; In middle of ctl char => copy that whole char.
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(backward-char 1)))
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(setq string (concat string
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(buffer-substring
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(point)
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(min (line-end-position)
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(+ n (point)))))))
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(insert string)))
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;; Variation of `zap-to-char'.
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(defun zap-up-to-char (arg char)
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"Kill up to, but not including ARGth occurrence of CHAR.
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Case is ignored if `case-fold-search' is non-nil in the current buffer.
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Goes backward if ARG is negative; error if CHAR not found.
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Ignores CHAR at point."
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(interactive "p\ncZap up to char: ")
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(let ((direction (if (>= arg 0) 1 -1)))
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(kill-region (point)
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(progn
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(forward-char direction)
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(unwind-protect
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(search-forward (char-to-string char) nil nil arg)
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(backward-char direction))
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(point)))))
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;; These were added with an eye to making possible a more CCA-compatible
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;; command set; but that turned out not to be interesting.
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(defun mark-beginning-of-buffer ()
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"Set mark at the beginning of the buffer."
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(interactive)
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(push-mark (point-min)))
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(defun mark-end-of-buffer ()
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"Set mark at the end of the buffer."
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(interactive)
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(push-mark (point-max)))
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(defun upcase-char (arg)
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"Uppercasify ARG chars starting from point. Point doesn't move."
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(interactive "p")
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(save-excursion
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(upcase-region (point) (progn (forward-char arg) (point)))))
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(defun forward-to-word (arg)
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"Move forward until encountering the beginning of a word.
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With argument, do this that many times."
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(interactive "p")
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(or (re-search-forward (if (> arg 0) "\\W\\b" "\\b\\W") nil t arg)
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(goto-char (if (> arg 0) (point-max) (point-min)))))
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(defun backward-to-word (arg)
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"Move backward until encountering the end of a word.
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With argument, do this that many times."
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(interactive "p")
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(forward-to-word (- arg)))
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;;;###autoload
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(defun butterfly ()
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"Use butterflies to flip the desired bit on the drive platter.
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Open hands and let the delicate wings flap once. The disturbance
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ripples outward, changing the flow of the eddy currents in the
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upper atmosphere. These cause momentary pockets of higher-pressure
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air to form, which act as lenses that deflect incoming cosmic rays,
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focusing them to strike the drive platter and flip the desired bit.
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You can type `M-x butterfly C-M-c' to run it. This is a permuted
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variation of `C-x M-c M-butterfly' from url `http://xkcd.com/378/'."
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(interactive)
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(if (yes-or-no-p "Do you really want to unleash the powers of the butterfly? ")
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(progn
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(switch-to-buffer (get-buffer-create "*butterfly*"))
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(erase-buffer)
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(sit-for 0)
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(animate-string "Amazing physics going on..."
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(/ (window-height) 2) (- (/ (window-width) 2) 12))
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(sit-for (* 5 (/ (abs (random)) (float most-positive-fixnum))))
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(message "Successfully flipped one bit!"))
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(message "Well, then go to xkcd.com!")
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(browse-url "http://xkcd.com/378/")))
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(provide 'misc)
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;;; misc.el ends here
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