From 3f4a0d5370ae6c34afe180df96add3b8522f4af1 Mon Sep 17 00:00:00 2001 From: mattkae Date: Wed, 11 May 2022 09:23:58 -0400 Subject: initial commit --- .../multiple-cursors-core.el | 879 +++++++++++++++++++++ 1 file changed, 879 insertions(+) create mode 100644 elpa/multiple-cursors-20220328.1724/multiple-cursors-core.el (limited to 'elpa/multiple-cursors-20220328.1724/multiple-cursors-core.el') diff --git a/elpa/multiple-cursors-20220328.1724/multiple-cursors-core.el b/elpa/multiple-cursors-20220328.1724/multiple-cursors-core.el new file mode 100644 index 0000000..5103e6d --- /dev/null +++ b/elpa/multiple-cursors-20220328.1724/multiple-cursors-core.el @@ -0,0 +1,879 @@ +;;; multiple-cursors-core.el --- An experiment in multiple cursors for emacs. + +;; Copyright (C) 2012-2016 Magnar Sveen + +;; Author: Magnar Sveen +;; Keywords: editing cursors + +;; This program 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 3 of the License, or +;; (at your option) any later version. + +;; This program 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 this program. If not, see . + +;;; Commentary: + +;; This file contains the core functionality of multiple-cursors. +;; Please see multiple-cursors.el for more commentary. + +;;; Code: + +(require 'cl-lib) +(require 'rect) + +(defvar mc--read-char) + +(defface mc/cursor-face + '((t (:inverse-video t))) + "The face used for fake cursors" + :group 'multiple-cursors) + +(defface mc/cursor-bar-face + `((t (:height 1 :background ,(face-attribute 'cursor :background)))) + "The face used for fake cursors if the cursor-type is bar" + :group 'multiple-cursors) + +(defcustom mc/match-cursor-style t + "If non-nil, attempt to match the cursor style that the user +has selected. Namely, use vertical bars the user has configured +Emacs to use that cursor. + +If nil, just use standard rectangle cursors for all fake cursors. + +In some modes/themes, the bar fake cursors are either not +rendered or shift text." + :type '(boolean) + :group 'multiple-cursors) + +(defface mc/region-face + '((t :inherit region)) + "The face used for fake regions" + :group 'multiple-cursors) + +(defmacro mc/add-fake-cursor-to-undo-list (&rest forms) + "Make sure point is in the right place when undoing" + (let ((uc (make-symbol "undo-cleaner"))) + `(let ((,uc (cons 'apply (cons 'deactivate-cursor-after-undo (list id))))) + (setq buffer-undo-list (cons ,uc buffer-undo-list)) + ,@forms + (if (eq ,uc (car buffer-undo-list)) ;; if nothing has been added to the undo-list + (setq buffer-undo-list (cdr buffer-undo-list)) ;; then pop the cleaner right off again + (setq buffer-undo-list ;; otherwise add a function to activate this cursor + (cons (cons 'apply (cons 'activate-cursor-for-undo (list id))) buffer-undo-list)))))) + +(defun mc/all-fake-cursors (&optional start end) + (cl-remove-if-not 'mc/fake-cursor-p + (overlays-in (or start (point-min)) + (or end (point-max))))) + +(defmacro mc/for-each-fake-cursor (&rest forms) + "Runs the body for each fake cursor, bound to the name cursor" + `(mapc #'(lambda (cursor) ,@forms) + (mc/all-fake-cursors))) + +(defmacro mc/save-excursion (&rest forms) + "Saves and restores all the state that multiple-cursors cares about." + (let ((cs (make-symbol "current-state"))) + `(let ((,cs (mc/store-current-state-in-overlay + (make-overlay (point) (point) nil nil t)))) + (overlay-put ,cs 'type 'original-cursor) + (save-excursion ,@forms) + (mc/pop-state-from-overlay ,cs)))) + +(defun mc--compare-by-overlay-start (o1 o2) + (< (overlay-start o1) (overlay-start o2))) + +(defmacro mc/for-each-cursor-ordered (&rest forms) + "Runs the body for each cursor, fake and real, bound to the name cursor" + (let ((rci (make-symbol "real-cursor-id"))) + `(let ((,rci (overlay-get (mc/create-fake-cursor-at-point) 'mc-id))) + (mapc #'(lambda (cursor) + (when (mc/fake-cursor-p cursor) + ,@forms)) + (sort (overlays-in (point-min) (point-max)) 'mc--compare-by-overlay-start)) + (mc/pop-state-from-overlay (mc/cursor-with-id ,rci))))) + +(defmacro mc/save-window-scroll (&rest forms) + "Saves and restores the window scroll position" + (let ((p (make-symbol "p")) + (s (make-symbol "start")) + (h (make-symbol "hscroll"))) + `(let ((,p (set-marker (make-marker) (point))) + (,s (set-marker (make-marker) (window-start))) + (,h (window-hscroll))) + ,@forms + (goto-char ,p) + (set-window-start nil ,s t) + (set-window-hscroll nil ,h) + (set-marker ,p nil) + (set-marker ,s nil)))) + +(defun mc/cursor-is-bar () + "Return non-nil if the cursor is a bar." + (or (eq cursor-type 'bar) + (and (listp cursor-type) + (eq (car cursor-type) 'bar)))) + +(defun mc/line-number-at-pos (&optional pos absolute) + "Faster implementation of `line-number-at-pos'." + (if pos + (save-excursion + (if absolute + (save-restriction + (widen) + (goto-char pos) + (string-to-number (format-mode-line "%l"))) + (goto-char pos) + (string-to-number (format-mode-line "%l")))) + (string-to-number (format-mode-line "%l")))) + +(defun mc/make-cursor-overlay-at-eol (pos) + "Create overlay to look like cursor at end of line." + (let ((overlay (make-overlay pos pos nil nil nil))) + (if (and mc/match-cursor-style (mc/cursor-is-bar)) + (overlay-put overlay 'before-string (propertize "|" 'face 'mc/cursor-bar-face)) + (overlay-put overlay 'after-string (propertize " " 'face 'mc/cursor-face))) + overlay)) + +(defun mc/make-cursor-overlay-inline (pos) + "Create overlay to look like cursor inside text." + (let ((overlay (make-overlay pos (1+ pos) nil nil nil))) + (if (and mc/match-cursor-style (mc/cursor-is-bar)) + (overlay-put overlay 'before-string (propertize "|" 'face 'mc/cursor-bar-face)) + (overlay-put overlay 'face 'mc/cursor-face)) + overlay)) + +(defun mc/make-cursor-overlay-at-point () + "Create overlay to look like cursor. +Special case for end of line, because overlay over a newline +highlights the entire width of the window." + (if (eolp) + (mc/make-cursor-overlay-at-eol (point)) + (mc/make-cursor-overlay-inline (point)))) + +(defun mc/make-region-overlay-between-point-and-mark () + "Create overlay to look like active region." + (let ((overlay (make-overlay (mark) (point) nil nil t))) + (overlay-put overlay 'face 'mc/region-face) + (overlay-put overlay 'type 'additional-region) + overlay)) + +(defvar mc/cursor-specific-vars '(transient-mark-mode + kill-ring + kill-ring-yank-pointer + mark-ring + mark-active + yank-undo-function + autopair-action + autopair-wrap-action + temporary-goal-column + er/history + dabbrev--abbrev-char-regexp + dabbrev--check-other-buffers + dabbrev--friend-buffer-list + dabbrev--last-abbrev-location + dabbrev--last-abbreviation + dabbrev--last-buffer + dabbrev--last-buffer-found + dabbrev--last-direction + dabbrev--last-expansion + dabbrev--last-expansion-location + dabbrev--last-table) + "A list of vars that need to be tracked on a per-cursor basis.") + +(defun mc/store-current-state-in-overlay (o) + "Store relevant info about point and mark in the given overlay." + (overlay-put o 'point (set-marker (make-marker) (point))) + (overlay-put o 'mark (set-marker (make-marker) + (let ((mark-even-if-inactive t)) + (mark)))) + (dolist (var mc/cursor-specific-vars) + (when (boundp var) (overlay-put o var (symbol-value var)))) + o) + +(defun mc/restore-state-from-overlay (o) + "Restore point and mark from stored info in the given overlay." + (goto-char (overlay-get o 'point)) + (set-marker (mark-marker) (overlay-get o 'mark)) + (dolist (var mc/cursor-specific-vars) + (when (boundp var) (set var (overlay-get o var))))) + +(defun mc/remove-fake-cursor (o) + "Delete overlay with state, including dependent overlays and markers." + (set-marker (overlay-get o 'point) nil) + (set-marker (overlay-get o 'mark) nil) + (mc/delete-region-overlay o) + (delete-overlay o)) + +(defun mc/pop-state-from-overlay (o) + "Restore the state stored in given overlay and then remove the overlay." + (mc/restore-state-from-overlay o) + (mc/remove-fake-cursor o)) + +(defun mc/delete-region-overlay (o) + "Remove the dependent region overlay for a given cursor overlay." + (ignore-errors + (delete-overlay (overlay-get o 'region-overlay)))) + +(defvar mc--current-cursor-id 0 + "Var to store increasing id of fake cursors, used to keep track of them for undo.") + +(defun mc/create-cursor-id () + "Returns a unique cursor id" + (cl-incf mc--current-cursor-id)) + +(defvar mc--max-cursors-original nil + "This variable maintains the original maximum number of cursors. +When `mc/create-fake-cursor-at-point' is called and +`mc/max-cursors' is overridden, this value serves as a backup so +that `mc/max-cursors' can take on a new value. When +`mc/remove-fake-cursors' is called, the values are reset.") + +(defcustom mc/max-cursors nil + "Safety ceiling for the number of active cursors. +If your emacs slows down or freezes when using too many cursors, +customize this value appropriately. + +Cursors will be added until this value is reached, at which point +you can either temporarily override the value or abort the +operation entirely. + +If this value is nil, there is no ceiling." + :type '(integer) + :group 'multiple-cursors) + +(defun mc/create-fake-cursor-at-point (&optional id) + "Add a fake cursor and possibly a fake active region overlay +based on point and mark. + +Saves the current state in the overlay +to be restored later." + (unless mc--max-cursors-original + (setq mc--max-cursors-original mc/max-cursors)) + (when mc/max-cursors + (unless (< (mc/num-cursors) mc/max-cursors) + (if (yes-or-no-p (format "%d active cursors. Continue? " (mc/num-cursors))) + (setq mc/max-cursors (read-number "Enter a new, temporary maximum: ")) + (mc/remove-fake-cursors) + (error "Aborted: too many cursors")))) + (let ((overlay (mc/make-cursor-overlay-at-point))) + (overlay-put overlay 'mc-id (or id (mc/create-cursor-id))) + (overlay-put overlay 'type 'fake-cursor) + (overlay-put overlay 'priority 100) + (mc/store-current-state-in-overlay overlay) + (when (use-region-p) + (overlay-put overlay 'region-overlay + (mc/make-region-overlay-between-point-and-mark))) + overlay)) + +(defun mc/execute-command (cmd) + "Run command, simulating the parts of the command loop that +makes sense for fake cursors." + (setq this-command cmd) + (run-hooks 'pre-command-hook) + (unless (eq this-command 'ignore) + (call-interactively cmd)) + (run-hooks 'post-command-hook) + (when deactivate-mark (deactivate-mark))) + +(defvar mc--executing-command-for-fake-cursor nil) + +(defun mc/execute-command-for-fake-cursor (cmd cursor) + (let ((mc--executing-command-for-fake-cursor t) + (id (overlay-get cursor 'mc-id)) + (annoying-arrows-mode nil) + (smooth-scroll-margin 0)) + (mc/add-fake-cursor-to-undo-list + (mc/pop-state-from-overlay cursor) + (ignore-errors + (mc/execute-command cmd) + (mc/create-fake-cursor-at-point id))))) + +(defun mc/execute-command-for-all-fake-cursors (cmd) + "Calls CMD interactively for each cursor. +It works by moving point to the fake cursor, setting +up the proper environment, and then removing the cursor. +After executing the command, it sets up a new fake +cursor with updated info." + (mc/save-excursion + (mc/save-window-scroll + (mc/for-each-fake-cursor + (save-excursion + (mc/execute-command-for-fake-cursor cmd cursor))))) + (mc--reset-read-prompts)) + +(defun mc/execute-command-for-all-cursors (cmd) + "Calls CMD interactively for the real cursor and all fakes." + (call-interactively cmd) + (mc/execute-command-for-all-fake-cursors cmd)) + +;; Intercept some reading commands so you won't have to +;; answer them for every single cursor + +(defvar mc--read-char nil) +(defvar multiple-cursors-mode nil) +(defadvice read-char (around mc-support activate) + (if (not multiple-cursors-mode) + ad-do-it + (unless mc--read-char + (setq mc--read-char ad-do-it)) + (setq ad-return-value mc--read-char))) + +(defvar mc--read-quoted-char nil) +(defadvice read-quoted-char (around mc-support activate) + (if (not multiple-cursors-mode) + ad-do-it + (unless mc--read-quoted-char + (setq mc--read-quoted-char ad-do-it)) + (setq ad-return-value mc--read-quoted-char))) + +(defun mc--reset-read-prompts () + (setq mc--read-char nil) + (setq mc--read-quoted-char nil)) + +(mc--reset-read-prompts) + +(defun mc/fake-cursor-p (o) + "Predicate to check if an overlay is a fake cursor" + (eq (overlay-get o 'type) 'fake-cursor)) + +(defun mc/cursor-with-id (id) + "Find the first cursor with the given id, or nil" + (cl-find-if #'(lambda (o) (and (mc/fake-cursor-p o) + (= id (overlay-get o 'mc-id)))) + (overlays-in (point-min) (point-max)))) + +(defvar mc--stored-state-for-undo nil + "Variable to keep the state of the real cursor while undoing a fake one") + +(defun activate-cursor-for-undo (id) + "Called when undoing to temporarily activate the fake cursor +which action is being undone." + (let ((cursor (mc/cursor-with-id id))) + (when cursor + (setq mc--stored-state-for-undo (mc/store-current-state-in-overlay + (make-overlay (point) (point) nil nil t))) + (mc/pop-state-from-overlay cursor)))) + +(defun deactivate-cursor-after-undo (id) + "Called when undoing to reinstate the real cursor after undoing a fake one." + (when mc--stored-state-for-undo + (mc/create-fake-cursor-at-point id) + (mc/pop-state-from-overlay mc--stored-state-for-undo) + (setq mc--stored-state-for-undo nil))) + +(defcustom mc/always-run-for-all nil + "Disables whitelisting and always executes commands for every fake cursor." + :type '(boolean) + :group 'multiple-cursors) + +(defcustom mc/always-repeat-command nil + "Disables confirmation for `mc/repeat-command' command." + :type '(boolean) + :group 'multiple-cursors) + +(defun mc/prompt-for-inclusion-in-whitelist (original-command) + "Asks the user, then adds the command either to the once-list or the all-list." + (let ((all-p (y-or-n-p (format "Do %S for all cursors?" original-command)))) + (if all-p + (add-to-list 'mc/cmds-to-run-for-all original-command) + (add-to-list 'mc/cmds-to-run-once original-command)) + (mc/save-lists) + all-p)) + +(defun mc/num-cursors () + "The number of cursors (real and fake) in the buffer." + (1+ (cl-count-if 'mc/fake-cursor-p + (overlays-in (point-min) (point-max))))) + +(defvar mc--this-command nil + "Used to store the original command being run.") +(make-variable-buffer-local 'mc--this-command) + +(defun mc/make-a-note-of-the-command-being-run () + "Used with pre-command-hook to store the original command being run. +Since that cannot be reliably determined in the post-command-hook. + +Specifically, this-original-command isn't always right, because it could have +been remapped. And certain modes (cua comes to mind) will change their +remapping based on state. So a command that changes the state will afterwards +not be recognized through the command-remapping lookup." + (unless mc--executing-command-for-fake-cursor + (let ((cmd (or (command-remapping this-original-command) + this-original-command))) + (setq mc--this-command (and (not (eq cmd 'god-mode-self-insert)) + cmd))))) + +(defun mc/execute-this-command-for-all-cursors () + "Wrap around `mc/execute-this-command-for-all-cursors-1' to protect hook." + (condition-case error + (mc/execute-this-command-for-all-cursors-1) + (error + (message "[mc] problem in `mc/execute-this-command-for-all-cursors': %s" + (error-message-string error))))) + +;; execute-kbd-macro should never be run for fake cursors. The real cursor will +;; execute the keyboard macro, resulting in new commands in the command loop, +;; and the fake cursors can pick up on those instead. +(defadvice execute-kbd-macro (around skip-fake-cursors activate) + (unless mc--executing-command-for-fake-cursor + ad-do-it)) + +(defun mc/execute-this-command-for-all-cursors-1 () + "Used with post-command-hook to execute supported commands for all cursors. + +It uses two lists of commands to know what to do: the run-once +list and the run-for-all list. If a command is in neither of these lists, +it will prompt for the proper action and then save that preference. + +Some commands are so unsupported that they are even prevented for +the original cursor, to inform about the lack of support." + (unless mc--executing-command-for-fake-cursor + + (if (eq 1 (mc/num-cursors)) ;; no fake cursors? disable mc-mode + (mc/disable-multiple-cursors-mode) + (when this-original-command + (let ((original-command (or mc--this-command + (command-remapping this-original-command) + this-original-command))) + + ;; skip keyboard macros, since they will generate actual commands that are + ;; also run in the command loop - we'll handle those later instead. + (when (functionp original-command) + + ;; if it's a lambda, we can't know if it's supported or not + ;; - so go ahead and assume it's ok, because we're just optimistic like that + (if (or (not (symbolp original-command)) + ;; lambda registered by smartrep + (string-prefix-p "(" (symbol-name original-command))) + (mc/execute-command-for-all-fake-cursors original-command) + + ;; smartrep `intern's commands into own obarray to help + ;; `describe-bindings'. So, let's re-`intern' here to + ;; make the command comparable by `eq'. + (setq original-command (intern (symbol-name original-command))) + + ;; otherwise it's a symbol, and we can be more thorough + (if (get original-command 'mc--unsupported) + (message "%S is not supported with multiple cursors%s" + original-command + (get original-command 'mc--unsupported)) + + ;; lazy-load the user's list file + (mc/load-lists) + + (when (and original-command + (not (memq original-command mc--default-cmds-to-run-once)) + (not (memq original-command mc/cmds-to-run-once)) + (or mc/always-run-for-all + (memq original-command mc--default-cmds-to-run-for-all) + (memq original-command mc/cmds-to-run-for-all) + (mc/prompt-for-inclusion-in-whitelist original-command))) + (mc/execute-command-for-all-fake-cursors original-command)))))))))) + +(defun mc/remove-fake-cursors () + "Remove all fake cursors. +Do not use to conclude editing with multiple cursors. For that +you should disable multiple-cursors-mode." + (mc/for-each-fake-cursor + (mc/remove-fake-cursor cursor)) + (when mc--max-cursors-original + (setq mc/max-cursors mc--max-cursors-original)) + (setq mc--max-cursors-original nil)) + +(defun mc/keyboard-quit () + "Deactivate mark if there are any active, otherwise exit multiple-cursors-mode." + (interactive) + (if (not (use-region-p)) + (mc/disable-multiple-cursors-mode) + (deactivate-mark))) + +(defun mc/repeat-command () + "Run last command from `command-history' for every fake cursor." + (interactive) + (when (or mc/always-repeat-command + (y-or-n-p (format "[mc] repeat complex command: %s? " (caar command-history)))) + (mc/execute-command-for-all-fake-cursors + (lambda () (interactive) + (cl-letf (((symbol-function 'read-from-minibuffer) + (lambda (p &optional i k r h d m) (read i)))) + (repeat-complex-command 0)))))) + +(defvar mc/keymap nil + "Keymap while multiple cursors are active. +Main goal of the keymap is to rebind C-g and to conclude +multiple cursors editing.") +(unless mc/keymap + (setq mc/keymap (make-sparse-keymap)) + (define-key mc/keymap (kbd "C-g") 'mc/keyboard-quit) + (define-key mc/keymap (kbd "") 'multiple-cursors-mode) + (define-key mc/keymap (kbd "C-:") 'mc/repeat-command) + (when (fboundp 'phi-search) + (define-key mc/keymap (kbd "C-s") 'phi-search)) + (when (fboundp 'phi-search-backward) + (define-key mc/keymap (kbd "C-r") 'phi-search-backward))) + +(defun mc--all-equal (list) + "Are all the items in LIST equal?" + (let ((first (car list)) + (all-equal t)) + (while (and all-equal list) + (setq all-equal (equal first (car list))) + (setq list (cdr list))) + all-equal)) + +(defun mc--kill-ring-entries () + "Return the latest kill-ring entry for each cursor. +The entries are returned in the order they are found in the buffer." + (let (entries) + (mc/for-each-cursor-ordered + (setq entries (cons (car (overlay-get cursor 'kill-ring)) entries))) + (reverse entries))) + +(defun mc--maybe-set-killed-rectangle () + "Add the latest kill-ring entry for each cursor to killed-rectangle. +So you can paste it in later with `yank-rectangle'." + (let ((entries (let (mc/max-cursors) (mc--kill-ring-entries)))) + (unless (mc--all-equal entries) + (setq killed-rectangle entries)))) + +(defvar mc/unsupported-minor-modes '(company-mode auto-complete-mode flyspell-mode jedi-mode) + "List of minor-modes that does not play well with multiple-cursors. +They are temporarily disabled when multiple-cursors are active.") + +(defvar mc/temporarily-disabled-minor-modes nil + "The list of temporarily disabled minor-modes.") +(make-variable-buffer-local 'mc/temporarily-disabled-minor-modes) + +(defun mc/temporarily-disable-minor-mode (mode) + "If MODE is available and turned on, remember that and turn it off." + (when (and (boundp mode) (eval mode)) + (add-to-list 'mc/temporarily-disabled-minor-modes mode) + (funcall mode -1))) + +(defun mc/temporarily-disable-unsupported-minor-modes () + (mapc 'mc/temporarily-disable-minor-mode mc/unsupported-minor-modes)) + +(defun mc/enable-minor-mode (mode) + (funcall mode 1)) + +(defun mc/enable-temporarily-disabled-minor-modes () + (mapc 'mc/enable-minor-mode mc/temporarily-disabled-minor-modes) + (setq mc/temporarily-disabled-minor-modes nil)) + +(defcustom mc/mode-line + `(" mc:" (:eval (format ,(propertize "%d" 'face 'font-lock-warning-face) + (mc/num-cursors)))) + "What to display in the mode line while multiple-cursors-mode is active." + :type '(sexp) + :group 'multiple-cursors) +(put 'mc/mode-line 'risky-local-variable t) + +;;;###autoload +(define-minor-mode multiple-cursors-mode + "Mode while multiple cursors are active." + :init-value nil + :lighter mc/mode-line + :keymap mc/keymap + (if multiple-cursors-mode + (progn + (mc/temporarily-disable-unsupported-minor-modes) + (add-hook 'pre-command-hook 'mc/make-a-note-of-the-command-being-run nil t) + (add-hook 'post-command-hook 'mc/execute-this-command-for-all-cursors t t) + (run-hooks 'multiple-cursors-mode-enabled-hook)) + (remove-hook 'post-command-hook 'mc/execute-this-command-for-all-cursors t) + (remove-hook 'pre-command-hook 'mc/make-a-note-of-the-command-being-run t) + (setq mc--this-command nil) + (mc--maybe-set-killed-rectangle) + (mc/remove-fake-cursors) + (mc/enable-temporarily-disabled-minor-modes) + (run-hooks 'multiple-cursors-mode-disabled-hook))) + +(defun mc/disable-multiple-cursors-mode () + "Disable multiple-cursors-mode and run the corresponding hook." + (multiple-cursors-mode 0) + (run-hooks 'multiple-cursors-mode-disabled-hook)) + +(add-hook 'after-revert-hook 'mc/disable-multiple-cursors-mode) + +(defun mc/maybe-multiple-cursors-mode () + "Enable multiple-cursors-mode if there is more than one currently active cursor." + (if (> (mc/num-cursors) 1) + (multiple-cursors-mode 1) + (mc/disable-multiple-cursors-mode))) + +(defmacro unsupported-cmd (cmd msg) + "Adds command to list of unsupported commands and prevents it +from being executed if in multiple-cursors-mode." + `(progn + (put (quote ,cmd) 'mc--unsupported ,msg) + (defadvice ,cmd (around unsupported-advice activate) + "command isn't supported with multiple cursors" + (unless (and multiple-cursors-mode (called-interactively-p 'any)) + ad-do-it)))) + +;; Commands that does not work with multiple-cursors +(unsupported-cmd isearch-forward ". Feel free to add a compatible version.") +(unsupported-cmd isearch-backward ". Feel free to add a compatible version.") + +;; Make sure pastes from other programs are added to all kill-rings when yanking +(defadvice current-kill (before interprogram-paste-for-all-cursors + (n &optional do-not-move) activate) + (let ((interprogram-paste (and (= n 0) + interprogram-paste-function + (funcall interprogram-paste-function)))) + (when interprogram-paste + ;; Add interprogram-paste to normal kill ring, just + ;; like current-kill usually does for itself. + ;; We have to do the work for it though, since the funcall only returns + ;; something once. It is not a pure function. + (let ((interprogram-cut-function nil)) + (if (listp interprogram-paste) + (mapc 'kill-new (nreverse interprogram-paste)) + (kill-new interprogram-paste)) + ;; And then add interprogram-paste to the kill-rings + ;; of all the other cursors too. + (mc/for-each-fake-cursor + (let ((kill-ring (overlay-get cursor 'kill-ring)) + (kill-ring-yank-pointer (overlay-get cursor 'kill-ring-yank-pointer))) + (if (listp interprogram-paste) + (mapc 'kill-new (nreverse interprogram-paste)) + (kill-new interprogram-paste)) + (overlay-put cursor 'kill-ring kill-ring) + (overlay-put cursor 'kill-ring-yank-pointer kill-ring-yank-pointer))))))) + +(defcustom mc/list-file (locate-user-emacs-file ".mc-lists.el") + "The position of the file that keeps track of your preferences +for running commands with multiple cursors." + :type 'file + :group 'multiple-cursors) + +(defvar mc--list-file-loaded nil + "Whether the list file has already been loaded.") + +(defun mc/load-lists () + "Loads preferences for running commands with multiple cursors from `mc/list-file'" + (unless mc--list-file-loaded + (load mc/list-file 'noerror 'nomessage) + (setq mc--list-file-loaded t))) + +(defun mc/dump-list (list-symbol) + "Insert (setq 'LIST-SYMBOL LIST-VALUE) to current buffer." + (cl-symbol-macrolet ((value (symbol-value list-symbol))) + (insert "(setq " (symbol-name list-symbol) "\n" + " '(") + (newline-and-indent) + (set list-symbol + (sort value (lambda (x y) (string-lessp (symbol-name x) + (symbol-name y))))) + (mapc #'(lambda (cmd) (insert (format "%S" cmd)) (newline-and-indent)) + value) + (insert "))") + (newline))) + +(defun mc/save-lists () + "Saves preferences for running commands with multiple cursors to `mc/list-file'" + (with-temp-file mc/list-file + (emacs-lisp-mode) + (insert ";; This file is automatically generated by the multiple-cursors extension.") + (newline) + (insert ";; It keeps track of your preferences for running commands with multiple cursors.") + (newline) + (newline) + (mc/dump-list 'mc/cmds-to-run-for-all) + (newline) + (mc/dump-list 'mc/cmds-to-run-once))) + +(defvar mc/cmds-to-run-once nil + "Commands to run only once in multiple-cursors-mode.") + +(defvar mc--default-cmds-to-run-once nil + "Default set of commands to run only once in multiple-cursors-mode.") + +(setq mc--default-cmds-to-run-once '(mc/edit-lines + mc/edit-ends-of-lines + mc/edit-beginnings-of-lines + mc/mark-next-like-this + mc/mark-next-like-this-word + mc/mark-next-like-this-symbol + mc/mark-next-word-like-this + mc/mark-next-symbol-like-this + mc/mark-previous-like-this + mc/mark-previous-like-this-word + mc/mark-previous-like-this-symbol + mc/mark-previous-word-like-this + mc/mark-previous-symbol-like-this + mc/mark-all-like-this + mc/mark-all-words-like-this + mc/mark-all-symbols-like-this + mc/mark-more-like-this-extended + mc/mark-all-like-this-in-defun + mc/mark-all-words-like-this-in-defun + mc/mark-all-symbols-like-this-in-defun + mc/mark-all-like-this-dwim + mc/mark-all-dwim + mc/mark-sgml-tag-pair + mc/insert-numbers + mc/insert-letters + mc/sort-regions + mc/reverse-regions + mc/cycle-forward + mc/cycle-backward + mc/add-cursor-on-click + mc/mark-pop + mc/add-cursors-to-all-matches + mc/mmlte--left + mc/mmlte--right + mc/mmlte--up + mc/mmlte--down + mc/unmark-next-like-this + mc/unmark-previous-like-this + mc/skip-to-next-like-this + mc/skip-to-previous-like-this + rrm/switch-to-multiple-cursors + mc-hide-unmatched-lines-mode + mc/repeat-command + hum/keyboard-quit + hum/unhide-invisible-overlays + save-buffer + ido-exit-minibuffer + ivy-done + exit-minibuffer + minibuffer-complete-and-exit + execute-extended-command + eval-expression + undo + redo + undo-tree-undo + undo-tree-redo + universal-argument + universal-argument-more + universal-argument-other-key + negative-argument + digit-argument + top-level + recenter-top-bottom + describe-mode + describe-key-1 + describe-function + describe-bindings + describe-prefix-bindings + view-echo-area-messages + other-window + kill-buffer-and-window + split-window-right + split-window-below + delete-other-windows + toggle-window-split + mwheel-scroll + scroll-up-command + scroll-down-command + mouse-set-point + mouse-drag-region + quit-window + toggle-read-only + windmove-left + windmove-right + windmove-up + windmove-down + repeat-complex-command)) + +(defvar mc--default-cmds-to-run-for-all nil + "Default set of commands that should be mirrored by all cursors") + +(setq mc--default-cmds-to-run-for-all '(mc/keyboard-quit + self-insert-command + quoted-insert + previous-line + next-line + newline + newline-and-indent + open-line + delete-blank-lines + transpose-chars + transpose-lines + transpose-paragraphs + transpose-regions + join-line + right-char + right-word + forward-char + forward-word + left-char + left-word + backward-char + backward-word + forward-paragraph + backward-paragraph + upcase-word + downcase-word + capitalize-word + forward-list + backward-list + hippie-expand + hippie-expand-lines + yank + yank-pop + append-next-kill + kill-word + kill-line + kill-whole-line + backward-kill-word + backward-delete-char-untabify + delete-char delete-forward-char + delete-backward-char + py-electric-backspace + c-electric-backspace + org-delete-backward-char + cperl-electric-backspace + python-indent-dedent-line-backspace + paredit-backward-delete + autopair-backspace + just-one-space + zap-to-char + end-of-line + set-mark-command + exchange-point-and-mark + cua-set-mark + cua-replace-region + cua-delete-region + move-end-of-line + beginning-of-line + move-beginning-of-line + kill-ring-save + back-to-indentation + subword-forward + subword-backward + subword-mark + subword-kill + subword-backward-kill + subword-transpose + subword-capitalize + subword-upcase + subword-downcase + er/expand-region + er/contract-region + smart-forward + smart-backward + smart-up + smart-down)) + +(defvar mc/cmds-to-run-for-all nil + "Commands to run for all cursors in multiple-cursors-mode") + +(provide 'multiple-cursors-core) +(require 'mc-cycle-cursors) +(require 'mc-hide-unmatched-lines-mode) + +;; Local Variables: +;; coding: utf-8 +;; End: + +;;; multiple-cursors-core.el ends here -- cgit v1.2.1