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150 rader
5.0 KiB
150 rader
5.0 KiB
;;; mc-separate-operations.el - functions that work differently on each cursor
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;; Copyright (C) 2012-2016 Magnar Sveen
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;; Author: Magnar Sveen <magnars@gmail.com>
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;; Keywords: editing cursors
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;; This program 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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;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This file contains functions that work differently on each cursor,
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;; instead of treating all of them the same.
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;; Please see multiple-cursors.el for more commentary.
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;;; Code:
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(require 'multiple-cursors-core)
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(defcustom mc/insert-numbers-default 0
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"The default number at which to start counting for
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`mc/insert-numbers'"
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:type 'integer
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:group 'multiple-cursors)
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(defvar mc--insert-numbers-number 0)
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;;;###autoload
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(defun mc/insert-numbers (arg)
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"Insert increasing numbers for each cursor, starting at
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`mc/insert-numbers-default' or ARG."
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(interactive "P")
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(setq mc--insert-numbers-number (or (and arg (prefix-numeric-value arg))
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mc/insert-numbers-default))
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(mc/for-each-cursor-ordered
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(mc/execute-command-for-fake-cursor 'mc--insert-number-and-increase cursor)))
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(defun mc--insert-number-and-increase ()
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(interactive)
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(insert (number-to-string mc--insert-numbers-number))
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(setq mc--insert-numbers-number (1+ mc--insert-numbers-number)))
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(defun mc--ordered-region-strings ()
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(let (strings)
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(save-excursion
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(mc/for-each-cursor-ordered
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(setq strings (cons (buffer-substring-no-properties
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(mc/cursor-beg cursor)
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(mc/cursor-end cursor)) strings))))
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(nreverse strings)))
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(defvar mc--insert-letters-number 0)
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;;;###autoload
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(defun mc/insert-letters (arg)
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"Insert increasing letters for each cursor, starting at 0 or ARG.
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Where letter[0]=a letter[2]=c letter[26]=aa"
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(interactive "P")
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(setq mc--insert-letters-number (or (and arg (prefix-numeric-value arg))
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0))
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(mc/for-each-cursor-ordered
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(mc/execute-command-for-fake-cursor 'mc--insert-letter-and-increase cursor)))
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(defun mc--number-to-letters (number)
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(let ((letter
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(char-to-string
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(+ (mod number 26) ?a)))
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(number2 (/ number 26)))
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(if (> number2 0)
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(concat (mc--number-to-letters (- number2 1)) letter)
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letter)))
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(defun mc--insert-letter-and-increase ()
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(interactive)
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(insert (mc--number-to-letters mc--insert-letters-number))
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(setq mc--insert-letters-number (1+ mc--insert-letters-number)))
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(defvar mc--strings-to-replace nil)
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(defun mc--replace-region-strings-1 ()
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(interactive)
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(delete-region (region-beginning) (region-end))
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(save-excursion (insert (car mc--strings-to-replace)))
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(setq mc--strings-to-replace (cdr mc--strings-to-replace)))
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(defun mc--replace-region-strings ()
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(mc/for-each-cursor-ordered
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(mc/execute-command-for-fake-cursor 'mc--replace-region-strings-1 cursor)))
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;;;###autoload
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(defun mc/reverse-regions ()
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(interactive)
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(if (not multiple-cursors-mode)
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(progn
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(mc/mark-next-lines 1)
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(mc/reverse-regions)
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(multiple-cursors-mode 0))
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(unless (use-region-p)
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(mc/execute-command-for-all-cursors 'mark-sexp))
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(setq mc--strings-to-replace (nreverse (mc--ordered-region-strings)))
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(mc--replace-region-strings)))
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;;;###autoload
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(defun mc/sort-regions ()
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(interactive)
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(unless (use-region-p)
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(mc/execute-command-for-all-cursors 'mark-sexp))
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(setq mc--strings-to-replace (sort (mc--ordered-region-strings) 'string<))
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(mc--replace-region-strings))
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;;;###autoload
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(defun mc/vertical-align (character)
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"Aligns all cursors vertically with a given CHARACTER to the one with the
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highest colum number (the rightest).
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Might not behave as intended if more than one cursors are on the same line."
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(interactive "c")
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(let ((rightest-column (current-column)))
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(mc/execute-command-for-all-cursors
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(lambda () "get the rightest cursor"
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(interactive)
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(setq rightest-column (max (current-column) rightest-column))
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))
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(mc/execute-command-for-all-cursors
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(lambda ()
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(interactive)
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(let ((missing-spaces (- rightest-column (current-column))))
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(save-excursion (insert (make-string missing-spaces character)))
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(forward-char missing-spaces))))))
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;;;###autoload
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(defun mc/vertical-align-with-space ()
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"Aligns all cursors with whitespace like `mc/vertical-align' does"
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(interactive)
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(mc/vertical-align 32))
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(provide 'mc-separate-operations)
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;;; mc-separate-operations.el ends here
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