;;; simple.el --- basic editing commands for Emacs -*- lexical-binding: t -*-
-;; Copyright (C) 1985-1987, 1993-2013 Free Software Foundation, Inc.
+;; Copyright (C) 1985-1987, 1993-2014 Free Software Foundation, Inc.
;; Maintainer: FSF
;; Keywords: internal
(defvar hard-newline (propertize "\n" 'hard t 'rear-nonsticky '(hard))
"Propertized string representing a hard newline character.")
-(defun newline (&optional arg)
+(defun newline (&optional arg interactive)
"Insert a newline, and move to left margin of the new line if it's blank.
If option `use-hard-newlines' is non-nil, the newline is marked with the
text-property `hard'.
With ARG, insert that many newlines.
-Call `auto-fill-function' if the current column number is greater
-than the value of `fill-column' and ARG is nil."
- (interactive "*P")
+
+To turn off indentation by this command, disable Electric Indent mode
+\(see \\[electric-indent-mode]).
+
+Calls `auto-fill-function' if the current column number is greater
+than the value of `fill-column' and ARG is nil.
+A non-nil INTERACTIVE argument means to run the `post-self-insert-hook'."
+ (interactive "*P\np")
(barf-if-buffer-read-only)
;; Call self-insert so that auto-fill, abbrev expansion etc. happens.
;; Set last-command-event to tell self-insert what to insert.
;; starts a page.
(or was-page-start
(move-to-left-margin nil t)))))
- (unwind-protect
- (progn
- (add-hook 'post-self-insert-hook postproc)
+ (if (not interactive)
+ ;; FIXME: For non-interactive uses, many calls actually just want
+ ;; (insert "\n"), so maybe we should do just that, so as to avoid
+ ;; the risk of filling or running abbrevs unexpectedly.
+ (let ((post-self-insert-hook (list postproc)))
(self-insert-command (prefix-numeric-value arg)))
- ;; We first used let-binding to protect the hook, but that was naive
- ;; since add-hook affects the symbol-default value of the variable,
- ;; whereas the let-binding might only protect the buffer-local value.
- (remove-hook 'post-self-insert-hook postproc)))
+ (unwind-protect
+ (progn
+ (add-hook 'post-self-insert-hook postproc)
+ (self-insert-command (prefix-numeric-value arg)))
+ ;; We first used let-binding to protect the hook, but that was naive
+ ;; since add-hook affects the symbol-default value of the variable,
+ ;; whereas the let-binding might only protect the buffer-local value.
+ (remove-hook 'post-self-insert-hook postproc))))
nil)
(defun set-hard-newline-properties (from to)
column specified by the function `current-left-margin'."
(interactive "*")
(delete-horizontal-space t)
- (newline)
+ (newline 1 t)
(indent-according-to-mode))
(defun reindent-then-newline-and-indent ()
(delete-horizontal-space t))
(indent-according-to-mode)))
+(defcustom read-quoted-char-radix 8
+ "*Radix for \\[quoted-insert] and other uses of `read-quoted-char'.
+Legitimate radix values are 8, 10 and 16."
+ :type '(choice (const 8) (const 10) (const 16))
+ :group 'editing-basics)
+
+(defun read-quoted-char (&optional prompt)
+ "Like `read-char', but do not allow quitting.
+Also, if the first character read is an octal digit,
+we read any number of octal digits and return the
+specified character code. Any nondigit terminates the sequence.
+If the terminator is RET, it is discarded;
+any other terminator is used itself as input.
+
+The optional argument PROMPT specifies a string to use to prompt the user.
+The variable `read-quoted-char-radix' controls which radix to use
+for numeric input."
+ (let ((message-log-max nil) done (first t) (code 0) translated)
+ (while (not done)
+ (let ((inhibit-quit first)
+ ;; Don't let C-h get the help message--only help function keys.
+ (help-char nil)
+ (help-form
+ "Type the special character you want to use,
+or the octal character code.
+RET terminates the character code and is discarded;
+any other non-digit terminates the character code and is then used as input."))
+ (setq translated (read-key (and prompt (format "%s-" prompt))))
+ (if inhibit-quit (setq quit-flag nil)))
+ (if (integerp translated)
+ (setq translated (char-resolve-modifiers translated)))
+ (cond ((null translated))
+ ((not (integerp translated))
+ (setq unread-command-events
+ (listify-key-sequence (this-single-command-raw-keys))
+ done t))
+ ((/= (logand translated ?\M-\^@) 0)
+ ;; Turn a meta-character into a character with the 0200 bit set.
+ (setq code (logior (logand translated (lognot ?\M-\^@)) 128)
+ done t))
+ ((and (<= ?0 translated)
+ (< translated (+ ?0 (min 10 read-quoted-char-radix))))
+ (setq code (+ (* code read-quoted-char-radix) (- translated ?0)))
+ (and prompt (setq prompt (message "%s %c" prompt translated))))
+ ((and (<= ?a (downcase translated))
+ (< (downcase translated)
+ (+ ?a -10 (min 36 read-quoted-char-radix))))
+ (setq code (+ (* code read-quoted-char-radix)
+ (+ 10 (- (downcase translated) ?a))))
+ (and prompt (setq prompt (message "%s %c" prompt translated))))
+ ((and (not first) (eq translated ?\C-m))
+ (setq done t))
+ ((not first)
+ (setq unread-command-events
+ (listify-key-sequence (this-single-command-raw-keys))
+ done t))
+ (t (setq code translated
+ done t)))
+ (setq first nil))
+ code))
+
(defun quoted-insert (arg)
"Read next input character and insert it.
This is useful for inserting control characters.
(/ (+ 10 (* size (prefix-numeric-value arg))) 10)))
(point-min))))
(if (and arg (not (consp arg))) (forward-line 1)))
+(put 'beginning-of-buffer 'interactive-only
+ "use `(goto-char (point-min))' instead.")
(defun end-of-buffer (&optional arg)
"Move point to the end of the buffer.
;; then scroll specially to put it near, but not at, the bottom.
(overlay-recenter (point))
(recenter -3))))
+(put 'end-of-buffer 'interactive-only "use `(goto-char (point-max))' instead.")
(defcustom delete-active-region t
"Whether single-char deletion commands delete an active region.
:group 'killing
:version "24.1")
+(defvar region-extract-function
+ (lambda (delete)
+ (when (region-beginning)
+ (if (eq delete 'delete-only)
+ (delete-region (region-beginning) (region-end))
+ (filter-buffer-substring (region-beginning) (region-end) delete))))
+ "Function to get the region's content.
+Called with one argument DELETE.
+If DELETE is `delete-only', then only delete the region and the return value
+is undefined. If DELETE is nil, just return the content as a string.
+If anything else, delete the region and return its content as a string.")
+
(defun delete-backward-char (n &optional killflag)
"Delete the previous N characters (following if N is negative).
If Transient Mark mode is enabled, the mark is active, and N is 1,
(= n 1))
;; If a region is active, kill or delete it.
(if (eq delete-active-region 'kill)
- (kill-region (region-beginning) (region-end))
- (delete-region (region-beginning) (region-end))))
+ (kill-region (region-beginning) (region-end) 'region)
+ (funcall region-extract-function 'delete-only)))
;; In Overwrite mode, maybe untabify while deleting
((null (or (null overwrite-mode)
(<= n 0)
(insert-char ?\s (- ocol (current-column)) nil))))
;; Otherwise, do simple deletion.
(t (delete-char (- n) killflag))))
+(put 'delete-backward-char 'interactive-only 'delete-char)
(defun delete-forward-char (n &optional killflag)
"Delete the following N characters (previous if N is negative).
(= n 1))
;; If a region is active, kill or delete it.
(if (eq delete-active-region 'kill)
- (kill-region (region-beginning) (region-end))
- (delete-region (region-beginning) (region-end))))
+ (kill-region (region-beginning) (region-end) 'region)
+ (funcall region-extract-function 'delete-only)))
+
;; Otherwise, do simple deletion.
(t (delete-char n killflag))))
(if (eq selective-display t)
(re-search-forward "[\n\C-m]" nil 'end (1- line))
(forward-line (1- line)))))
+(put 'goto-line 'interactive-only 'forward-line)
(defun count-words-region (start end &optional arg)
"Count the number of words in the region.
in addition to the value printed by prin1 in functions which
display the result of expression evaluation."
(if (and (integerp value)
- (or (not (memq this-command '(eval-last-sexp eval-print-last-sexp)))
- (eq this-command last-command)
- (if (boundp 'edebug-active) edebug-active)))
+ (or (eq standard-output t)
+ (zerop (prefix-numeric-value current-prefix-arg))))
(let ((char-string
- (if (or (if (boundp 'edebug-active) edebug-active)
- (memq this-command '(eval-last-sexp eval-print-last-sexp)))
- (prin1-char value))))
+ (if (and (characterp value)
+ (char-displayable-p value))
+ (prin1-char value))))
(if char-string
(format " (#o%o, #x%x, %s)" value value char-string)
(format " (#o%o, #x%x)" value value)))))
Value is also consed on to front of the variable `values'.
Optional argument INSERT-VALUE non-nil (interactively,
with prefix argument) means insert the result into the current buffer
-instead of printing it in the echo area. Truncates long output
-according to the value of the variables `eval-expression-print-length'
+instead of printing it in the echo area. With a zero prefix arg,
+insert the result with no limit on the length and level of lists,
+and include additional formats for integers (octal, hexadecimal,
+and character). Truncates long output according to the value
+of the variables `eval-expression-print-length'
and `eval-expression-print-level'.
If `eval-expression-debug-on-error' is non-nil, which is the default,
(unless (eq old-value new-value)
(setq debug-on-error new-value))))
- (let ((print-length eval-expression-print-length)
- (print-level eval-expression-print-level)
+ (let ((print-length (and (not (zerop (prefix-numeric-value insert-value)))
+ eval-expression-print-length))
+ (print-level (and (not (zerop (prefix-numeric-value insert-value)))
+ eval-expression-print-level))
(deactivate-mark))
(if insert-value
(with-no-warnings
(let ((standard-output (current-buffer)))
- (prin1 (car values))))
+ (prog1
+ (prin1 (car values))
+ (when (zerop (prefix-numeric-value insert-value))
+ (let ((str (eval-expression-print-format (car values))))
+ (if str (princ str)))))))
(prog1
(prin1 (car values) t)
(let ((str (eval-expression-print-format (car values))))
The output appears in the buffer `*Async Shell Command*'.
That buffer is in shell mode.
+You can configure `async-shell-command-buffer' to specify what to do in
+case when `*Async Shell Command*' buffer is already taken by another
+running shell command. To run COMMAND without displaying the output
+in a window you can configure `display-buffer-alist' to use the action
+`display-buffer-no-window' for the buffer `*Async Shell Command*'.
+
In Elisp, you will often be better served by calling `start-process'
directly, since it offers more control and does not impose the use of a
shell (with its need to quote arguments)."
;; which comint sometimes adds for prompts.
(let ((inhibit-read-only t))
(erase-buffer))
- (display-buffer buffer)
+ (display-buffer buffer '(nil (allow-no-window . t)))
(setq default-directory directory)
(setq proc (start-process "Shell" buffer shell-file-name
shell-command-switch command))
"Keymap used while processing \\[universal-argument].")
(defun universal-argument--mode ()
- (set-temporary-overlay-map universal-argument-map))
+ (set-transient-map universal-argument-map))
(defun universal-argument ()
"Begin a numeric argument for the following command.
:group 'killing
:version "23.2")
-(defun kill-new (string &optional replace yank-handler)
+(defun kill-new (string &optional replace)
"Make STRING the latest kill in the kill ring.
Set `kill-ring-yank-pointer' to point to it.
If `interprogram-cut-function' is non-nil, apply it to STRING.
argument is not used by `insert-for-yank'. However, since Lisp code
may access and use elements from the kill ring directly, the STRING
argument should still be a \"useful\" string for such uses."
- (if (> (length string) 0)
- (if yank-handler
- (put-text-property 0 (length string)
- 'yank-handler yank-handler string))
- (if yank-handler
- (signal 'args-out-of-range
- (list string "yank-handler specified for empty string"))))
(unless (and kill-do-not-save-duplicates
;; Due to text properties such as 'yank-handler that
;; can alter the contents to yank, comparison using
(setq kill-ring-yank-pointer kill-ring)
(if interprogram-cut-function
(funcall interprogram-cut-function string)))
-(set-advertised-calling-convention
- 'kill-new '(string &optional replace) "23.3")
-(defun kill-append (string before-p &optional yank-handler)
+(defun kill-append (string before-p)
"Append STRING to the end of the latest kill in the kill ring.
If BEFORE-P is non-nil, prepend STRING to the kill.
If `interprogram-cut-function' is set, pass the resulting kill to it."
(let* ((cur (car kill-ring)))
(kill-new (if before-p (concat string cur) (concat cur string))
(or (= (length cur) 0)
- (equal yank-handler (get-text-property 0 'yank-handler cur)))
- yank-handler)))
-(set-advertised-calling-convention 'kill-append '(string before-p) "23.3")
+ (equal nil (get-text-property 0 'yank-handler cur))))))
(defcustom yank-pop-change-selection nil
"Whether rotating the kill ring changes the window system selection.
:type 'boolean
:group 'killing)
-(defun kill-region (beg end &optional yank-handler)
+(defun kill-region (beg end &optional region)
"Kill (\"cut\") text between point and mark.
This deletes the text from the buffer and saves it in the kill ring.
The command \\[yank] can retrieve it from there.
Any command that calls this function is a \"kill command\".
If the previous command was also a kill command,
the text killed this time appends to the text killed last time
-to make one entry in the kill ring."
- ;; Pass point first, then mark, because the order matters
- ;; when calling kill-append.
- (interactive (list (point) (mark)))
+to make one entry in the kill ring.
+
+The optional argument REGION if non-nil, indicates that we're not just killing
+some text between BEG and END, but we're killing the region."
+ ;; Pass mark first, then point, because the order matters when
+ ;; calling `kill-append'.
+ (interactive (list (mark) (point) 'region))
(unless (and beg end)
(error "The mark is not set now, so there is no region"))
(condition-case nil
- (let ((string (filter-buffer-substring beg end t)))
+ (let ((string (if region
+ (funcall region-extract-function 'delete)
+ (filter-buffer-substring beg end 'delete))))
(when string ;STRING is nil if BEG = END
;; Add that string to the kill ring, one way or another.
(if (eq last-command 'kill-region)
- (kill-append string (< end beg) yank-handler)
- (kill-new string nil yank-handler)))
+ (kill-append string (< end beg))
+ (kill-new string nil)))
(when (or string (eq last-command 'kill-region))
(setq this-command 'kill-region))
(setq deactivate-mark t)
;; We should beep, in case the user just isn't aware of this.
;; However, there's no harm in putting
;; the region's text in the kill ring, anyway.
- (copy-region-as-kill beg end)
+ (copy-region-as-kill beg end region)
;; Set this-command now, so it will be set even if we get an error.
(setq this-command 'kill-region)
;; This should barf, if appropriate, and give us the correct error.
(barf-if-buffer-read-only)
;; If the buffer isn't read-only, the text is.
(signal 'text-read-only (list (current-buffer)))))))
-(set-advertised-calling-convention 'kill-region '(beg end) "23.3")
;; copy-region-as-kill no longer sets this-command, because it's confusing
;; to get two copies of the text when the user accidentally types M-w and
;; then corrects it with the intended C-w.
-(defun copy-region-as-kill (beg end)
+(defun copy-region-as-kill (beg end &optional region)
"Save the region as if killed, but don't kill it.
In Transient Mark mode, deactivate the mark.
If `interprogram-cut-function' is non-nil, also save the text for a window
system cut and paste.
+The optional argument REGION if non-nil, indicates that we're not just copying
+some text between BEG and END, but we're copying the region.
+
This command's old key binding has been given to `kill-ring-save'."
- (interactive "r")
+ ;; Pass mark first, then point, because the order matters when
+ ;; calling `kill-append'.
+ (interactive (list (mark) (point)
+ (prefix-numeric-value current-prefix-arg)))
+ (let ((str (if region
+ (funcall region-extract-function nil)
+ (filter-buffer-substring beg end))))
(if (eq last-command 'kill-region)
- (kill-append (filter-buffer-substring beg end) (< end beg))
- (kill-new (filter-buffer-substring beg end)))
+ (kill-append str (< end beg))
+ (kill-new str)))
(setq deactivate-mark t)
nil)
-(defun kill-ring-save (beg end)
+(defun kill-ring-save (beg end &optional region)
"Save the region as if killed, but don't kill it.
In Transient Mark mode, deactivate the mark.
If `interprogram-cut-function' is non-nil, also save the text for a window
If you want to append the killed line to the last killed text,
use \\[append-next-kill] before \\[kill-ring-save].
+The optional argument REGION if non-nil, indicates that we're not just copying
+some text between BEG and END, but we're copying the region.
+
This command is similar to `copy-region-as-kill', except that it gives
visual feedback indicating the extent of the region being copied."
- (interactive "r")
- (copy-region-as-kill beg end)
+ ;; Pass mark first, then point, because the order matters when
+ ;; calling `kill-append'.
+ (interactive (list (mark) (point)
+ (prefix-numeric-value current-prefix-arg)))
+ (copy-region-as-kill beg end region)
;; This use of called-interactively-p is correct because the code it
;; controls just gives the user visual feedback.
(if (called-interactively-p 'interactive)
(buffer-substring-no-properties mark (+ mark len))))))))
(defun append-next-kill (&optional interactive)
- "Cause following command, if it kills, to append to previous kill.
+ "Cause following command, if it kills, to add to previous kill.
+If the next command kills forward from point, the kill is
+appended to the previous killed text. If the command kills
+backward, the kill is prepended. Kill commands that act on the
+region, such as `kill-region', are regarded as killing forward if
+point is after mark, and killing backward if point is before
+mark.
+
+If the next command is not a kill command, `append-next-kill' has
+no effect.
+
The argument is used for internal purposes; do not supply one."
(interactive "p")
;; We don't use (interactive-p), since that breaks kbd macros.
This is done prior to removing the properties specified by
`yank-excluded-properties'."
:group 'killing
+ :type '(repeat (cons (symbol :tag "property symbol")
+ function))
:version "24.3")
;; This is actually used in subr.el but defcustom does not work there.
(insert-buffer-substring (get-buffer buffer))
(point)))
nil)
+(put 'insert-buffer 'interactive-only 'insert-buffer-substring)
(defun append-to-buffer (buffer start end)
"Append to specified buffer the text of the region.
(or (x-selection-owner-p 'PRIMARY)
(null (x-selection-exists-p 'PRIMARY))))
(x-set-selection 'PRIMARY
- (buffer-substring (region-beginning)
- (region-end))))))
+ (funcall region-extract-function nil)))))
+ (when mark-active (force-mode-line-update)) ;Refresh toolbar (bug#16382).
(if (and (null force)
(or (eq transient-mark-mode 'lambda)
(and (eq (car-safe transient-mark-mode) 'only)
(setq mark-active nil)
(run-hooks 'deactivate-mark-hook))))
-(defun activate-mark ()
- "Activate the mark."
+(defun activate-mark (&optional no-tmm)
+ "Activate the mark.
+If NO-TMM is non-nil, leave `transient-mark-mode' alone."
(when (mark t)
+ (unless (and mark-active transient-mark-mode)
+ (force-mode-line-update)) ;Refresh toolbar (bug#16382).
(setq mark-active t)
- (unless transient-mark-mode
+ (unless (or transient-mark-mode no-tmm)
(setq transient-mark-mode 'lambda))
(run-hooks 'activate-mark-hook)))
(let ((beg (point))) (forward-line 1) (delete-region beg (point)))."
+ (set-marker (mark-marker) pos (current-buffer))
(if pos
- (progn
- (setq mark-active t)
- (run-hooks 'activate-mark-hook)
- (set-marker (mark-marker) pos (current-buffer)))
+ (activate-mark 'no-tmm)
;; Normally we never clear mark-active except in Transient Mark mode.
;; But when we actually clear out the mark value too, we must
;; clear mark-active in any mode.
- (deactivate-mark t)
- (set-marker (mark-marker) nil)))
+ (deactivate-mark t)))
(defcustom use-empty-active-region nil
"Whether \"region-aware\" commands should act on empty regions.
also checks the value of `use-empty-active-region'."
(and transient-mark-mode mark-active))
-(defvar mark-ring nil
+
+(defvar redisplay-unhighlight-region-function
+ (lambda (rol) (when (overlayp rol) (delete-overlay rol))))
+
+(defvar redisplay-highlight-region-function
+ (lambda (start end window rol)
+ (if (not (overlayp rol))
+ (let ((nrol (make-overlay start end)))
+ (funcall redisplay-unhighlight-region-function rol)
+ (overlay-put nrol 'window window)
+ (overlay-put nrol 'face 'region)
+ nrol)
+ (unless (and (eq (overlay-buffer rol) (current-buffer))
+ (eq (overlay-start rol) start)
+ (eq (overlay-end rol) end))
+ (move-overlay rol start end (current-buffer)))
+ rol)))
+
+(defun redisplay--update-region-highlight (window)
+ (with-current-buffer (window-buffer window)
+ (let ((rol (window-parameter window 'internal-region-overlay)))
+ (if (not (region-active-p))
+ (funcall redisplay-unhighlight-region-function rol)
+ (let* ((pt (window-point window))
+ (mark (mark))
+ (start (min pt mark))
+ (end (max pt mark))
+ (new
+ (funcall redisplay-highlight-region-function
+ start end window rol)))
+ (unless (equal new rol)
+ (set-window-parameter window 'internal-region-overlay
+ new)))))))
+
+(defun redisplay--update-region-highlights (windows)
+ (with-demoted-errors "redisplay--update-region-highlights: %S"
+ (if (null windows)
+ (redisplay--update-region-highlight (selected-window))
+ (unless (listp windows) (setq windows (window-list-1 nil nil t)))
+ (if highlight-nonselected-windows
+ (mapc #'redisplay--update-region-highlight windows)
+ (let ((msw (and (window-minibuffer-p) (minibuffer-selected-window))))
+ (dolist (w windows)
+ (if (or (eq w (selected-window)) (eq w msw))
+ (redisplay--update-region-highlight w)
+ (funcall redisplay-unhighlight-region-function
+ (window-parameter w 'internal-region-overlay)))))))))
+
+(add-function :before pre-redisplay-function
+ #'redisplay--update-region-highlights)
+
+
+(defvar-local mark-ring nil
"The list of former marks of the current buffer, most recent first.")
-(make-variable-buffer-local 'mark-ring)
(put 'mark-ring 'permanent-local t)
(defcustom mark-ring-max 16
If no prefix ARG and mark is already set there, just activate it.
Display `Mark set' unless the optional second arg NOMSG is non-nil."
(interactive "P")
- (let ((mark (marker-position (mark-marker))))
+ (let ((mark (mark t)))
(if (or arg (null mark) (/= mark (point)))
(push-mark nil nomsg t)
- (setq mark-active t)
- (run-hooks 'activate-mark-hook)
+ (activate-mark 'no-tmm)
(unless nomsg
(message "Mark activated")))))
(temp-highlight (eq (car-safe transient-mark-mode) 'only)))
(if (null omark)
(error "No mark set in this buffer"))
- (deactivate-mark)
(set-mark (point))
(goto-char omark)
(cond (temp-highlight
(signal (car err) (cdr err))))
(line-move arg nil nil try-vscroll)))
nil)
+(put 'next-line 'interactive-only 'forward-line)
(defun previous-line (&optional arg try-vscroll)
"Move cursor vertically up ARG lines.
(signal (car err) (cdr err))))
(line-move (- arg) nil nil try-vscroll))
nil)
+(put 'previous-line 'interactive-only
+ "use `forward-line' with negative argument instead.")
(defcustom track-eol nil
"Non-nil means vertical motion starting at end of line keeps to ends of lines.
;; When the text in the window is scrolled to the left,
;; display-based motion doesn't make sense (because each
;; logical line occupies exactly one screen line).
- (not (> (window-hscroll) 0)))
+ (not (> (window-hscroll) 0))
+ ;; Likewise when the text _was_ scrolled to the left
+ ;; when the current run of vertical motion commands
+ ;; started.
+ (not (and (memq last-command
+ `(next-line previous-line ,this-command))
+ auto-hscroll-mode
+ (numberp temporary-goal-column)
+ (>= temporary-goal-column
+ (- (window-width) hscroll-margin)))))
(prog1 (line-move-visual arg noerror)
;; If we moved into a tall line, set vscroll to make
;; scrolling through tall images more smooth.
START can be nil, if it was not found.
The function should return non-nil if the two tokens do not match.")
+(defvar blink-matching--overlay
+ (let ((ol (make-overlay (point) (point) nil t)))
+ (overlay-put ol 'face 'show-paren-match)
+ (delete-overlay ol)
+ ol)
+ "Overlay used to highlight the matching paren.")
+
(defun blink-matching-open ()
- "Move cursor momentarily to the beginning of the sexp before point."
+ "Momentarily highlight the beginning of the sexp before point."
(interactive)
(when (and (not (bobp))
blink-matching-paren)
(message "No matching parenthesis found"))))
((not blinkpos) nil)
((pos-visible-in-window-p blinkpos)
- ;; Matching open within window, temporarily move to blinkpos but only
- ;; if `blink-matching-paren-on-screen' is non-nil.
+ ;; Matching open within window, temporarily highlight char
+ ;; after blinkpos but only if `blink-matching-paren-on-screen'
+ ;; is non-nil.
(and blink-matching-paren-on-screen
(not show-paren-mode)
- (save-excursion
- (goto-char blinkpos)
- (sit-for blink-matching-delay))))
+ (unwind-protect
+ (progn
+ (move-overlay blink-matching--overlay blinkpos (1+ blinkpos)
+ (current-buffer))
+ (sit-for blink-matching-delay))
+ (delete-overlay blink-matching--overlay))))
(t
(save-excursion
(goto-char blinkpos)
(point))))))
(funcall blink-paren-function)))
+(put 'blink-paren-post-self-insert-function 'priority 100)
+
(add-hook 'post-self-insert-hook #'blink-paren-post-self-insert-function
;; Most likely, this hook is nil, so this arg doesn't matter,
;; but I use it as a reminder that this function usually
- ;; likes to be run after others since it does `sit-for'.
+ ;; likes to be run after others since it does
+ ;; `sit-for'. That's also the reason it get a `priority' prop
+ ;; of 100.
'append)
\f
;; This executes C-g typed while Emacs is waiting for a command.
(normal (nth 1 keypad-normal)))
(put keypad 'ascii-character normal)
(define-key function-key-map (vector keypad) (vector normal))))
- '((kp-0 ?0) (kp-1 ?1) (kp-2 ?2) (kp-3 ?3) (kp-4 ?4)
- (kp-5 ?5) (kp-6 ?6) (kp-7 ?7) (kp-8 ?8) (kp-9 ?9)
- (kp-space ?\s)
+ ;; See also kp-keys bound in bindings.el.
+ '((kp-space ?\s)
(kp-tab ?\t)
(kp-enter ?\r)
- (kp-multiply ?*)
- (kp-add ?+)
(kp-separator ?,)
- (kp-subtract ?-)
- (kp-decimal ?.)
- (kp-divide ?/)
(kp-equal ?=)
;; Do the same for various keys that are represented as symbols under
;; GUIs but naturally correspond to characters.
(if enabled
(progn
(define-key local-function-key-map [delete] [deletechar])
- (define-key local-function-key-map [kp-delete] [?\C-d])
+ (define-key local-function-key-map [kp-delete] [deletechar])
(define-key local-function-key-map [backspace] [?\C-?])
(dolist (b bindings)
;; Not sure if input-decode-map is really right, but