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* allout.el: * apropos.el: * arc-mode.el: * autoinsert.el: * avoid.el: * battery.el: * bookmark.el: * buff-menu.el: * calculator.el: * chistory.el: * cmuscheme.el: * comint.el: * compare-w.el: * dabbrev.el: * delim-col.el: * desktop.el: * diff-mode.el: * diff.el: * dired-aux.el: * dired-x.el: * dired.el: * dos-vars.el: * ediff-diff.el: * ediff-help.el: * ediff-init.el: * ediff-merg.el: * ediff-mult.el: * ediff-ptch.el: * ediff-vers.el: * ediff-wind.el: * ediff.el: * emerge.el: * facemenu.el: * faces.el: * ffap.el: * filecache.el: * find-dired.el: * font-core.el: * font-lock.el: * forms.el: * fringe.el: * help-at-pt.el: * hippie-exp.el: * ido.el: * image-file.el: * imenu.el: * indent.el: * info.el: * isearchb.el: * iswitchb.el: * jit-lock.el: * jka-compr.el: * log-edit.el: * lpr.el: * ls-lisp.el: * man.el: * menu-bar.el: * midnight.el: * mouse-sel.el: * mouse.el: * msb.el: * outline.el: * paren.el: * pcmpl-cvs.el: * pcmpl-gnu.el: * pcomplete.el: * pcvs-info.el: * pcvs-parse.el: * printing.el: * ps-mule.el: * ps-print.el: * replace.el: * ruler-mode.el: * saveplace.el: * sb-image.el: * scroll-bar.el: * sha1.el: * shadowfile.el: * shell.el: * sort.el: * speedbar.el: * strokes.el: * tempo.el: * term.el: * terminal.el: * time-stamp.el: * time.el: * tree-widget.el: * type-break.el: * vc-cvs.el: * vc-hg.el: * vc-mcvs.el: * vc-rcs.el: * vc-sccs.el: * vc.el: * view.el: * w32-vars.el: * whitespace.el: * wid-edit.el: Remove leading * from docstrings of defcustoms, deffaces, defconsts and defuns.
195 lines
6.8 KiB
EmacsLisp
195 lines
6.8 KiB
EmacsLisp
;;; chistory.el --- list command history
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;; Copyright (C) 1985, 2001, 2002, 2003, 2004, 2005,
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;; 2006, 2007, 2008 Free Software Foundation, Inc.
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;; Author: K. Shane Hartman
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;; Maintainer: FSF
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;; Keywords: convenience
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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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;; This really has nothing to do with list-command-history per se, but
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;; its a nice alternative to C-x ESC ESC (repeat-complex-command) and
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;; functions as a lister if given no pattern. It's not important
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;; enough to warrant a file of its own.
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;;; Code:
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(defgroup chistory nil
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"List command history."
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:group 'keyboard)
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;;;###autoload
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(defun repeat-matching-complex-command (&optional pattern)
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"Edit and re-evaluate complex command with name matching PATTERN.
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Matching occurrences are displayed, most recent first, until you select
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a form for evaluation. If PATTERN is empty (or nil), every form in the
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command history is offered. The form is placed in the minibuffer for
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editing and the result is evaluated."
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(interactive "sRedo Command (regexp): ")
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(if pattern
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(if (string-match "[^ \t]" pattern)
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(setq pattern (substring pattern (match-beginning 0)))
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(setq pattern nil)))
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(let ((history command-history)
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(temp)
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(what))
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(while (and history (not what))
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(setq temp (car history))
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(if (and (or (not pattern) (string-match pattern (symbol-name (car temp))))
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(y-or-n-p (format "Redo %S? " temp)))
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(setq what (car history))
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(setq history (cdr history))))
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(if (not what)
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(error "Command history exhausted")
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;; Try to remove any useless command history element for this command.
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(if (eq (car (car command-history)) 'repeat-matching-complex-command)
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(setq command-history (cdr command-history)))
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(edit-and-eval-command "Redo: " what))))
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(defcustom default-command-history-filter-garbage
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'(command-history-mode
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list-command-history
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electric-command-history)
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"A list of symbols to be ignored by `default-command-history-filter'.
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If that function is given a list whose car is an element of this list,
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then it will return non-nil (indicating the list should be discarded from
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the history).
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Initially, all commands related to the command history are discarded."
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:type '(repeat symbol)
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:group 'chistory)
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(defvar list-command-history-filter 'default-command-history-filter
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"Predicate to test which commands should be excluded from the history listing.
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If non-nil, should be the name of a function of one argument.
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It is passed each element of the command history when
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\\[list-command-history] is called. If the filter returns non-nil for
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some element, that element is excluded from the history listing. The
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default filter removes commands associated with the command-history.")
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(defun default-command-history-filter (frob)
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"Filter commands matching `default-command-history-filter-garbage' list
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from the command history."
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(or (not (consp frob))
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(memq (car frob) default-command-history-filter-garbage)))
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(defcustom list-command-history-max 32
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"If non-nil, maximum length of the listing produced by `list-command-history'."
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:type '(choice integer (const nil))
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:group 'chistory)
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;;;###autoload
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(defun list-command-history ()
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"List history of commands typed to minibuffer.
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The number of commands listed is controlled by `list-command-history-max'.
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Calls value of `list-command-history-filter' (if non-nil) on each history
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element to judge if that element should be excluded from the list.
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The buffer is left in Command History mode."
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(interactive)
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(with-output-to-temp-buffer
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"*Command History*"
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(let ((history command-history)
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(buffer-read-only nil)
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(count (or list-command-history-max -1)))
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(while (and (/= count 0) history)
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(if (and (bound-and-true-p list-command-history-filter)
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(funcall list-command-history-filter (car history)))
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nil
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(setq count (1- count))
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(prin1 (car history))
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(terpri))
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(setq history (cdr history))))
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(save-excursion
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(set-buffer "*Command History*")
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(goto-char (point-min))
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(if (eobp)
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(error "No command history")
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(command-history-mode)))))
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(defvar command-history-map
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(let ((map (make-sparse-keymap)))
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(set-keymap-parent map lisp-mode-shared-map)
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(suppress-keymap map)
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(define-key map "x" 'command-history-repeat)
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(define-key map "\n" 'next-line)
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(define-key map "\r" 'next-line)
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(define-key map "\177" 'previous-line)
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map)
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"Keymap for `command-history-mode'.")
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(defun command-history-mode ()
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"Major mode for listing and repeating recent commands.
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Keybindings:
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\\{command-history-map}"
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(interactive)
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(Command-history-setup)
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(setq major-mode 'command-history-mode)
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(setq mode-name "Command History")
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(use-local-map command-history-map)
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(run-mode-hooks 'command-history-mode-hook))
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(defun Command-history-setup ()
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(kill-all-local-variables)
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(use-local-map command-history-map)
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(lisp-mode-variables nil)
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(set-syntax-table emacs-lisp-mode-syntax-table)
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(setq buffer-read-only t))
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(defcustom command-history-hook nil
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"If non-nil, its value is called on entry to `command-history-mode'."
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:type 'hook
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:group 'chistory)
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(defun command-history-repeat ()
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"Repeat the command shown on the current line.
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The buffer for that command is the previous current buffer."
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(interactive)
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(save-excursion
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(eval (prog1
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(save-excursion
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(beginning-of-line)
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(read (current-buffer)))
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(set-buffer
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(car (cdr (buffer-list))))))))
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;;;###autoload
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(defun command-history ()
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"Examine commands from `command-history' in a buffer.
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The number of commands listed is controlled by `list-command-history-max'.
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The command history is filtered by `list-command-history-filter' if non-nil.
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Use \\<command-history-map>\\[command-history-repeat] to repeat the command on the current line.
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Otherwise much like Emacs-Lisp Mode except that there is no self-insertion
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and digits provide prefix arguments. Tab does not indent.
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\\{command-history-map}
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This command always recompiles the Command History listing
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and runs the normal hook `command-history-hook'."
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(interactive)
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(list-command-history)
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(pop-to-buffer "*Command History*")
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(run-hooks 'command-history-hook))
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(provide 'chistory)
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;; arch-tag: c201a0cd-89f2-4d39-a532-4cb309391dbd
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;;; chistory.el ends here
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