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Diffstat (limited to 'lisp/delsel.el')
-rw-r--r-- | lisp/delsel.el | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/lisp/delsel.el b/lisp/delsel.el deleted file mode 100644 index b1ed2a88118..00000000000 --- a/lisp/delsel.el +++ /dev/null @@ -1,107 +0,0 @@ -;;; delsel.el --- delete selection if you insert - -;;; Copyright (C) 1992 Free Software Foundation, Inc. - -;; Author: Matthieu Devin <devin@lucid.com> -;; Created: 14 Jul 92 -;; Last change 18-Feb-93, devin. - -;;; This file is part of GNU Emacs. - -;;; GNU Emacs is free software; you can redistribute it and/or modify -;;; it under the terms of the GNU General Public License as published by -;;; the Free Software Foundation; either version 2, or (at your option) -;;; any later version. - -;;; GNU Emacs is distributed in the hope that it will be useful, -;;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;;; GNU General Public License for more details. - -;;; You should have received a copy of the GNU General Public License -;;; along with GNU Emacs; see the file COPYING. If not, write to -;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. - -;;; Commentary: - -;;; This file makes the active region be pending delete, meaning that -;;; text inserted while the region is active will replace the region contents. -;;; This is a popular behavior of personal computers text editors. - -;;; Code: - -(defvar delete-selection-mode t - "*Non-nil means Delete Selection mode is enabled. -In Delete Selection mode, when a region is highlighted, -insertion commands first delete the region and then insert.") - -(defun delete-active-region (&optional killp) - (if killp - (kill-region (point) (mark)) - (delete-region (point) (mark))) - (setq mark-active nil) - (run-hooks 'deactivate-mark-hook) - t) - -(defun delete-selection-pre-hook () - (if (and delete-selection-mode - (not buffer-read-only) - transient-mark-mode mark-active) - (let ((type (and (symbolp this-command) - (get this-command 'delete-selection)))) - (cond ((eq type 'kill) - (delete-active-region t)) - ((eq type 'supersede) - (if (delete-active-region nil) - (setq this-command '(lambda () (interactive))))) - (type - (delete-active-region nil)))))) - -(add-hook 'pre-command-hook 'delete-selection-pre-hook) - -(put 'self-insert-command 'delete-selection t) - -(put 'yank 'delete-selection t) -(put 'insert-register 'delete-selection t) - -(put 'delete-backward-char 'delete-selection 'supersede) -(put 'backward-delete-char-untabify 'delete-selection 'supersede) -(put 'delete-char 'delete-selection 'supersede) - -(put 'newline-and-indent 'delete-selection 't) -(put 'newline 'delete-selection t) -(put 'open-line 'delete-selection t) - -;;;###autoload -(defalias 'pending-delete-mode 'delete-selection-mode) -;;;###autoload -(defun delete-selection-mode (arg) - "Toggle Delete Selection mode. -When ON, typed text replaces the selection if the selection is active. -When OFF, typed text is just inserted at point." - (interactive "P") - (setq delete-selection-mode - (if (null arg) (not delete-selection-mode) - (> (prefix-numeric-value arg) 0))) - (set-buffer-modified-p (buffer-modified-p))) ;No-op, but updates mode line. - -;; This is very useful for cancelling a selection in the minibuffer without -;; aborting the minibuffer. -(defun minibuffer-keyboard-quit () - "Abort recursive edit. -In Delete Selection mode mode, if the mark is active, just deactivate it; -then it takes a second C-g to abort the minibuffer." - (interactive) - (if (and delete-selection-mode transient-mark-mode mark-active) - (setq deactivate-mark t) - (abort-recursive-edit))) - -(define-key minibuffer-local-map "\C-g" 'minibuffer-keyboard-quit) -(define-key minibuffer-local-ns-map "\C-g" 'minibuffer-keyboard-quit) -(define-key minibuffer-local-completion-map "\C-g" 'minibuffer-keyboard-quit) -(define-key minibuffer-local-must-match-map "\C-g" 'minibuffer-keyboard-quit) -(define-key minibuffer-local-isearch-map "\C-g" 'minibuffer-keyboard-quit) - -(provide 'delsel) - -;;; delsel.el ends here |