add focus mode for dense text edit work
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code/elpa/focus-20220910.1300/focus-autoloads.el
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code/elpa/focus-20220910.1300/focus-autoloads.el
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;;; focus-autoloads.el --- automatically extracted autoloads -*- lexical-binding: t -*-
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;;
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;;; Code:
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(add-to-list 'load-path (directory-file-name
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(or (file-name-directory #$) (car load-path))))
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;;;### (autoloads nil "focus" "focus.el" (0 0 0 0))
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;;; Generated autoloads from focus.el
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(autoload 'focus-mode "focus" "\
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Dim the font color of text in surrounding sections.
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This is a minor mode. If called interactively, toggle the `Focus
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mode' mode. If the prefix argument is positive, enable the mode,
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and if it is zero or negative, disable the mode.
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If called from Lisp, toggle the mode if ARG is `toggle'. Enable
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the mode if ARG is nil, omitted, or is a positive number.
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Disable the mode if ARG is a negative number.
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To check whether the minor mode is enabled in the current buffer,
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evaluate `focus-mode'.
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The mode's hook is called both when the mode is enabled and when
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it is disabled.
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\(fn &optional ARG)" t nil)
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(autoload 'focus-read-only-mode "focus" "\
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A read-only mode optimized for `focus-mode'.
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This is a minor mode. If called interactively, toggle the
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`Focus-Read-Only mode' mode. If the prefix argument is positive,
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enable the mode, and if it is zero or negative, disable the mode.
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If called from Lisp, toggle the mode if ARG is `toggle'. Enable
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the mode if ARG is nil, omitted, or is a positive number.
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Disable the mode if ARG is a negative number.
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To check whether the minor mode is enabled in the current buffer,
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evaluate `focus-read-only-mode'.
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The mode's hook is called both when the mode is enabled and when
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it is disabled.
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\(fn &optional ARG)" t nil)
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(register-definition-prefixes "focus" '("focus-"))
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;;;***
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;; Local Variables:
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;; version-control: never
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;; no-byte-compile: t
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;; no-update-autoloads: t
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;; coding: utf-8
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;; End:
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;;; focus-autoloads.el ends here
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code/elpa/focus-20220910.1300/focus-pkg.el
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code/elpa/focus-20220910.1300/focus-pkg.el
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;;; Generated package description from focus.el -*- no-byte-compile: t -*-
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(define-package "focus" "20220910.1300" "Dim the font color of text in surrounding sections" '((emacs "24.3") (cl-lib "0.5")) :commit "9dd85fc474bbc1ebf22c287752c960394fcd465a" :authors '(("Lars Tveito" . "larstvei@ifi.uio.no")) :maintainer '("Lars Tveito" . "larstvei@ifi.uio.no") :url "http://github.com/larstvei/Focus")
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code/elpa/focus-20220910.1300/focus.el
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code/elpa/focus-20220910.1300/focus.el
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;;; focus.el --- Dim the font color of text in surrounding sections -*- lexical-binding: t; -*-
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;; Copyright (C) 2015 Lars Tveito
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;; Author: Lars Tveito <larstvei@ifi.uio.no>
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;; URL: http://github.com/larstvei/Focus
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;; Package-Version: 20220910.1300
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;; Package-Commit: 9dd85fc474bbc1ebf22c287752c960394fcd465a
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;; Created: 11th May 2015
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;; Version: 1.0.0
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;; Package-Requires: ((emacs "24.3") (cl-lib "0.5"))
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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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;; Focus provides `focus-mode` that dims the text of surrounding sections,
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;; similar to [iA Writer's](https://ia.net/writer) Focus Mode.
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;;
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;; Enable the mode with `M-x focus-mode'.
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;;; Code:
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(require 'cl-lib)
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(require 'thingatpt)
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(defgroup focus ()
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"Dim the font color of text in surrounding sections."
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:group 'font-lock
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:prefix "focus-")
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(defcustom focus-mode-to-thing '((prog-mode . defun)
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(text-mode . paragraph)
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(org-mode . org-element))
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"An associated list between mode and thing.
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A thing is defined in thingatpt.el; the thing determines the
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narrowness of the focused section.
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Note that the order of the list matters. The first mode that the
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current mode is derived from is used, so more modes that have
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many derivatives should be placed by the end of the list.
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Things that are defined include `symbol', `list', `sexp',
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`defun', `filename', `url', `email', `word', `sentence',
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`whitespace', `line', and `page'."
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:type '(alist :key-type symbol :valye-type symbol)
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:group 'focus)
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(defcustom focus-read-only-blink-seconds 1
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"The duration of a cursor blink in `focus-read-only-mode'."
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:type 'number
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:group 'focus)
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(defface focus-unfocused
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'((t :inherit shadow))
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"The face that overlays the unfocused area."
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:group 'focus)
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(defface focus-focused nil
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"The face that overlays the focused area."
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:group 'focus)
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(defvar focus-cursor-type cursor-type
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"Used to restore the users `cursor-type'.")
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(defvar-local focus-current-thing nil
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"Overrides the choice of thing dictated by `focus-mode-to-thing' if set.")
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(defvar-local focus-buffer nil
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"Local reference to the buffer focus functions operate on.")
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(defvar-local focus-pre-overlay nil
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"The overlay that dims the text prior to the current-point.")
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(defvar-local focus-mid-overlay nil
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"The overlay that surrounds the text of the current-point.")
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(defvar-local focus-post-overlay nil
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"The overlay that dims the text past the current-point.")
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(defvar-local focus-read-only-blink-timer nil
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"Timer started from `focus-read-only-cursor-blink'.
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The timer calls `focus-read-only-hide-cursor' after
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`focus-read-only-blink-seconds' seconds.")
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(defun focus-get-thing ()
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"Return the current thing, based on `focus-mode-to-thing'."
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(or focus-current-thing
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(let* ((modes (mapcar 'car focus-mode-to-thing))
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(mode (or (cl-find major-mode modes)
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(apply #'derived-mode-p modes))))
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(if mode (cdr (assoc mode focus-mode-to-thing)) 'sentence))))
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(defun focus-bounds ()
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"Return the current bounds, based on `focus-get-thing'."
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(let ((thing (focus-get-thing)))
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(cond ((eq thing 'org-element)
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(let* ((elem (org-element-at-point))
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(beg (org-element-property :begin elem))
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(end (org-element-property :end elem)))
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(cons beg end)))
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(t (bounds-of-thing-at-point (focus-get-thing))))))
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(defun focus-move-focus ()
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"Move the focused section according to `focus-bounds'.
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If `focus-mode' is enabled, this command fires after each
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command."
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(with-current-buffer focus-buffer
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(let* ((bounds (focus-bounds)))
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(when bounds
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(focus-move-overlays (car bounds) (cdr bounds))))))
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(defun focus-move-overlays (low high)
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"Move the overlays to highlight the region between LOW and HIGH."
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(move-overlay focus-pre-overlay (point-min) low)
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(move-overlay focus-mid-overlay low high)
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(move-overlay focus-post-overlay high (point-max)))
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(defun focus-init ()
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"This function is run when command `focus-mode' is enabled.
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It sets the `focus-pre-overlay', `focus-min-overlay', and
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`focus-post-overlay' to overlays; these are invisible until
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`focus-move-focus' is run. It adds `focus-move-focus' to
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`post-command-hook'."
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(unless (or focus-pre-overlay focus-post-overlay)
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(setq focus-pre-overlay (make-overlay (point-min) (point-min))
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focus-mid-overlay (make-overlay (point-min) (point-max))
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focus-post-overlay (make-overlay (point-max) (point-max))
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focus-buffer (current-buffer))
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(overlay-put focus-mid-overlay 'face 'focus-focused)
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(mapc (lambda (o) (overlay-put o 'face 'focus-unfocused))
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(list focus-pre-overlay focus-post-overlay))
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(add-hook 'post-command-hook 'focus-move-focus nil t)
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(add-hook 'change-major-mode-hook 'focus-terminate nil t)))
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(defun focus-terminate ()
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"This function is run when command `focus-mode' is disabled.
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The overlays pointed to by `focus-pre-overlay',
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`focus-mid-overlay' and `focus-post-overlay' are deleted, and
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`focus-move-focus' is removed from `post-command-hook'."
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(when (and focus-pre-overlay focus-post-overlay)
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(mapc 'delete-overlay
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(list focus-pre-overlay focus-mid-overlay focus-post-overlay))
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(remove-hook 'post-command-hook 'focus-move-focus t)
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(setq focus-pre-overlay nil
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focus-mid-overlay nil
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focus-post-overlay nil)))
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(defun focus-goto-thing (bounds)
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"Move point to the middle of BOUNDS."
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(when bounds
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(goto-char (/ (+ (car bounds) (cdr bounds)) 2))
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(recenter nil)))
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(defun focus-change-thing ()
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"Adjust the narrowness of the focused section for the current buffer.
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The variable `focus-mode-to-thing' dictates the default thing
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according to major-mode. If `focus-current-thing' is set, this
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default is overwritten. This function simply helps set the
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`focus-current-thing'."
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(interactive)
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(let* ((candidates '(defun line list org-element paragraph sentence sexp symbol word))
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(thing (completing-read "Thing: " candidates)))
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(setq focus-current-thing (intern thing))))
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(defun focus-pin ()
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"Pin the focused section to its current location or the region, if active."
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(interactive)
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(when (bound-and-true-p focus-mode)
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(when (region-active-p)
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(focus-move-overlays (region-beginning) (region-end)))
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(remove-hook 'post-command-hook 'focus-move-focus t)))
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(defun focus-unpin ()
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"Unpin the focused section."
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(interactive)
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(when (bound-and-true-p focus-mode)
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(add-hook 'post-command-hook 'focus-move-focus nil t)))
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(defun focus-next-thing (&optional n)
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"Move the point to the middle of the Nth next thing."
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(interactive "p")
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(let ((current-bounds (focus-bounds))
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(thing (focus-get-thing)))
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(forward-thing thing n)
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(when (equal current-bounds (focus-bounds))
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(forward-thing thing (cl-signum n)))
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(focus-goto-thing (focus-bounds))))
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(defun focus-prev-thing (&optional n)
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"Move the point to the middle of the Nth previous thing."
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(interactive "p")
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(focus-next-thing (- n)))
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(defun focus-read-only-hide-cursor ()
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"Hide the cursor.
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This function is triggered by the `focus-read-only-blink-timer',
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when `focus-read-only-mode' is activated."
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(with-current-buffer focus-buffer
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(when (and (bound-and-true-p focus-read-only-mode)
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(not (null focus-read-only-blink-timer)))
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(setq focus-read-only-blink-timer nil)
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(setq cursor-type nil))))
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(defun focus-read-only-cursor-blink ()
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"Make the cursor visible for `focus-read-only-blink-seconds'.
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This is added to the `pre-command-hook' when
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`focus-read-only-mode' is active."
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(with-current-buffer focus-buffer
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(when (and (bound-and-true-p focus-read-only-mode)
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(not (member last-command '(focus-next-thing focus-prev-thing))))
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(when focus-read-only-blink-timer (cancel-timer focus-read-only-blink-timer))
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(setq cursor-type focus-cursor-type)
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(setq focus-read-only-blink-timer
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(run-at-time focus-read-only-blink-seconds nil
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'focus-read-only-hide-cursor)))))
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(defun focus-read-only-init ()
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"Run when `focus-read-only-mode' is activated.
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Enables `read-only-mode', hides the cursor and adds
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`focus-read-only-cursor-blink' to `pre-command-hook'.
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Also `focus-read-only-terminate' is added to the `kill-buffer-hook'."
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(read-only-mode 1)
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(setq cursor-type nil
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focus-buffer (current-buffer))
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(add-hook 'pre-command-hook 'focus-read-only-cursor-blink nil t)
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(add-hook 'kill-buffer-hook 'focus-read-only-terminate nil t))
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(defun focus-read-only-terminate ()
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"Run when `focus-read-only-mode' is deactivated.
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Disables `read-only-mode' and shows the cursor again.
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It cleans up the `focus-read-only-blink-timer' and hooks."
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(read-only-mode -1)
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(setq cursor-type focus-cursor-type)
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(when focus-read-only-blink-timer
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(cancel-timer focus-read-only-blink-timer))
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(setq focus-read-only-blink-timer nil)
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(remove-hook 'pre-command-hook 'focus-read-only-cursor-blink t)
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(remove-hook 'kill-buffer-hook 'focus-read-only-terminate t))
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(defun focus-turn-off-focus-read-only-mode ()
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"Turn off `focus-read-only-mode'."
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(interactive)
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(focus-read-only-mode -1))
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;;;###autoload
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(define-minor-mode focus-mode
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"Dim the font color of text in surrounding sections."
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:init-value nil
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:keymap (let ((map (make-sparse-keymap)))
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(define-key map (kbd "C-c C-q") 'focus-read-only-mode)
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map)
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(if focus-mode (focus-init) (focus-terminate)))
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;;;###autoload
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(define-minor-mode focus-read-only-mode
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"A read-only mode optimized for `focus-mode'."
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:init-value nil
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:keymap (let ((map (make-sparse-keymap)))
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(define-key map (kbd "n") 'focus-next-thing)
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(define-key map (kbd "SPC") 'focus-next-thing)
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(define-key map (kbd "p") 'focus-prev-thing)
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(define-key map (kbd "S-SPC") 'focus-prev-thing)
|
||||||
|
(define-key map (kbd "i") 'focus-turn-off-focus-read-only-mode)
|
||||||
|
(define-key map (kbd "q") 'focus-turn-off-focus-read-only-mode)
|
||||||
|
map)
|
||||||
|
(when cursor-type
|
||||||
|
(setq focus-cursor-type cursor-type))
|
||||||
|
(if focus-read-only-mode (focus-read-only-init) (focus-read-only-terminate)))
|
||||||
|
|
||||||
|
(provide 'focus)
|
||||||
|
;;; focus.el ends here
|
||||||
|
|
@ -8,7 +8,7 @@
|
||||||
(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/") t) ; this goes in chemacs2 init -- DO NOT UNCOMMENT
|
(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/") t) ; this goes in chemacs2 init -- DO NOT UNCOMMENT
|
||||||
(package-initialize) ; this goes in chemacs2 init -- DO NOT UNCOMMENT
|
(package-initialize) ; this goes in chemacs2 init -- DO NOT UNCOMMENT
|
||||||
(add-to-list 'package-selected-packages
|
(add-to-list 'package-selected-packages
|
||||||
'(zoom popwin dired-single diredfl xclip doominhibitinhibit-modeline magit helpful helm helm-org helm-ls-git projectile helm-projectile dired-rainbow dired-rainbow-listing dired-single dash s origami persp-mode persp-mode-projectile-bridge modus-themes transpose-frame use-package)
|
'(focus zoom popwin dired-single diredfl xclip doominhibitinhibit-modeline magit helpful helm helm-org helm-ls-git projectile helm-projectile dired-rainbow dired-rainbow-listing dired-single dash s origami persp-mode persp-mode-projectile-bridge modus-themes transpose-frame use-package)
|
||||||
)
|
)
|
||||||
(require 'use-package)
|
(require 'use-package)
|
||||||
|
|
||||||
|
|
@ -296,6 +296,10 @@ position between last non-whitespace and `end-of-line'."
|
||||||
(modus-themes-load-vivendi)
|
(modus-themes-load-vivendi)
|
||||||
)
|
)
|
||||||
|
|
||||||
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||||
|
; focus on text (turn on as desired/needed ; off by default
|
||||||
|
(require 'focus)
|
||||||
|
|
||||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||||
; helm
|
; helm
|
||||||
(setq completion-styles '(flex))
|
(setq completion-styles '(flex))
|
||||||
|
|
@ -316,6 +320,8 @@ position between last non-whitespace and `end-of-line'."
|
||||||
|
|
||||||
(global-set-key (kbd "C-x C-d") 'helm-browse-project)
|
(global-set-key (kbd "C-x C-d") 'helm-browse-project)
|
||||||
(global-set-key (kbd "C-x b") 'list-buffers)
|
(global-set-key (kbd "C-x b") 'list-buffers)
|
||||||
|
(global-set-key (kbd "C-x f") 'focus-mode)
|
||||||
|
(global-set-key (kbd "C-x c") 'focus-read-only-mode)
|
||||||
(define-key global-map [remap find-file] 'helm-find-files)
|
(define-key global-map [remap find-file] 'helm-find-files)
|
||||||
(define-key global-map [remap occur] 'helm-occur)
|
(define-key global-map [remap occur] 'helm-occur)
|
||||||
(define-key global-map [remap list-buffers] 'helm-buffers-list)
|
(define-key global-map [remap list-buffers] 'helm-buffers-list)
|
||||||
|
|
|
||||||
60
org/elpa/focus-20220910.1300/focus-autoloads.el
Normal file
60
org/elpa/focus-20220910.1300/focus-autoloads.el
Normal file
|
|
@ -0,0 +1,60 @@
|
||||||
|
;;; focus-autoloads.el --- automatically extracted autoloads -*- lexical-binding: t -*-
|
||||||
|
;;
|
||||||
|
;;; Code:
|
||||||
|
|
||||||
|
(add-to-list 'load-path (directory-file-name
|
||||||
|
(or (file-name-directory #$) (car load-path))))
|
||||||
|
|
||||||
|
|
||||||
|
;;;### (autoloads nil "focus" "focus.el" (0 0 0 0))
|
||||||
|
;;; Generated autoloads from focus.el
|
||||||
|
|
||||||
|
(autoload 'focus-mode "focus" "\
|
||||||
|
Dim the font color of text in surrounding sections.
|
||||||
|
|
||||||
|
This is a minor mode. If called interactively, toggle the `Focus
|
||||||
|
mode' mode. If the prefix argument is positive, enable the mode,
|
||||||
|
and if it is zero or negative, disable the mode.
|
||||||
|
|
||||||
|
If called from Lisp, toggle the mode if ARG is `toggle'. Enable
|
||||||
|
the mode if ARG is nil, omitted, or is a positive number.
|
||||||
|
Disable the mode if ARG is a negative number.
|
||||||
|
|
||||||
|
To check whether the minor mode is enabled in the current buffer,
|
||||||
|
evaluate `focus-mode'.
|
||||||
|
|
||||||
|
The mode's hook is called both when the mode is enabled and when
|
||||||
|
it is disabled.
|
||||||
|
|
||||||
|
\(fn &optional ARG)" t nil)
|
||||||
|
|
||||||
|
(autoload 'focus-read-only-mode "focus" "\
|
||||||
|
A read-only mode optimized for `focus-mode'.
|
||||||
|
|
||||||
|
This is a minor mode. If called interactively, toggle the
|
||||||
|
`Focus-Read-Only mode' mode. If the prefix argument is positive,
|
||||||
|
enable the mode, and if it is zero or negative, disable the mode.
|
||||||
|
|
||||||
|
If called from Lisp, toggle the mode if ARG is `toggle'. Enable
|
||||||
|
the mode if ARG is nil, omitted, or is a positive number.
|
||||||
|
Disable the mode if ARG is a negative number.
|
||||||
|
|
||||||
|
To check whether the minor mode is enabled in the current buffer,
|
||||||
|
evaluate `focus-read-only-mode'.
|
||||||
|
|
||||||
|
The mode's hook is called both when the mode is enabled and when
|
||||||
|
it is disabled.
|
||||||
|
|
||||||
|
\(fn &optional ARG)" t nil)
|
||||||
|
|
||||||
|
(register-definition-prefixes "focus" '("focus-"))
|
||||||
|
|
||||||
|
;;;***
|
||||||
|
|
||||||
|
;; Local Variables:
|
||||||
|
;; version-control: never
|
||||||
|
;; no-byte-compile: t
|
||||||
|
;; no-update-autoloads: t
|
||||||
|
;; coding: utf-8
|
||||||
|
;; End:
|
||||||
|
;;; focus-autoloads.el ends here
|
||||||
2
org/elpa/focus-20220910.1300/focus-pkg.el
Normal file
2
org/elpa/focus-20220910.1300/focus-pkg.el
Normal file
|
|
@ -0,0 +1,2 @@
|
||||||
|
;;; Generated package description from focus.el -*- no-byte-compile: t -*-
|
||||||
|
(define-package "focus" "20220910.1300" "Dim the font color of text in surrounding sections" '((emacs "24.3") (cl-lib "0.5")) :commit "9dd85fc474bbc1ebf22c287752c960394fcd465a" :authors '(("Lars Tveito" . "larstvei@ifi.uio.no")) :maintainer '("Lars Tveito" . "larstvei@ifi.uio.no") :url "http://github.com/larstvei/Focus")
|
||||||
288
org/elpa/focus-20220910.1300/focus.el
Normal file
288
org/elpa/focus-20220910.1300/focus.el
Normal file
|
|
@ -0,0 +1,288 @@
|
||||||
|
;;; focus.el --- Dim the font color of text in surrounding sections -*- lexical-binding: t; -*-
|
||||||
|
|
||||||
|
;; Copyright (C) 2015 Lars Tveito
|
||||||
|
|
||||||
|
;; Author: Lars Tveito <larstvei@ifi.uio.no>
|
||||||
|
;; URL: http://github.com/larstvei/Focus
|
||||||
|
;; Package-Version: 20220910.1300
|
||||||
|
;; Package-Commit: 9dd85fc474bbc1ebf22c287752c960394fcd465a
|
||||||
|
;; Created: 11th May 2015
|
||||||
|
;; Version: 1.0.0
|
||||||
|
;; Package-Requires: ((emacs "24.3") (cl-lib "0.5"))
|
||||||
|
|
||||||
|
;; 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 <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
;;; Commentary:
|
||||||
|
|
||||||
|
;; Focus provides `focus-mode` that dims the text of surrounding sections,
|
||||||
|
;; similar to [iA Writer's](https://ia.net/writer) Focus Mode.
|
||||||
|
;;
|
||||||
|
;; Enable the mode with `M-x focus-mode'.
|
||||||
|
|
||||||
|
;;; Code:
|
||||||
|
|
||||||
|
(require 'cl-lib)
|
||||||
|
(require 'thingatpt)
|
||||||
|
|
||||||
|
(defgroup focus ()
|
||||||
|
"Dim the font color of text in surrounding sections."
|
||||||
|
:group 'font-lock
|
||||||
|
:prefix "focus-")
|
||||||
|
|
||||||
|
(defcustom focus-mode-to-thing '((prog-mode . defun)
|
||||||
|
(text-mode . paragraph)
|
||||||
|
(org-mode . org-element))
|
||||||
|
"An associated list between mode and thing.
|
||||||
|
|
||||||
|
A thing is defined in thingatpt.el; the thing determines the
|
||||||
|
narrowness of the focused section.
|
||||||
|
|
||||||
|
Note that the order of the list matters. The first mode that the
|
||||||
|
current mode is derived from is used, so more modes that have
|
||||||
|
many derivatives should be placed by the end of the list.
|
||||||
|
|
||||||
|
Things that are defined include `symbol', `list', `sexp',
|
||||||
|
`defun', `filename', `url', `email', `word', `sentence',
|
||||||
|
`whitespace', `line', and `page'."
|
||||||
|
:type '(alist :key-type symbol :valye-type symbol)
|
||||||
|
:group 'focus)
|
||||||
|
|
||||||
|
(defcustom focus-read-only-blink-seconds 1
|
||||||
|
"The duration of a cursor blink in `focus-read-only-mode'."
|
||||||
|
:type 'number
|
||||||
|
:group 'focus)
|
||||||
|
|
||||||
|
(defface focus-unfocused
|
||||||
|
'((t :inherit shadow))
|
||||||
|
"The face that overlays the unfocused area."
|
||||||
|
:group 'focus)
|
||||||
|
|
||||||
|
(defface focus-focused nil
|
||||||
|
"The face that overlays the focused area."
|
||||||
|
:group 'focus)
|
||||||
|
|
||||||
|
(defvar focus-cursor-type cursor-type
|
||||||
|
"Used to restore the users `cursor-type'.")
|
||||||
|
|
||||||
|
(defvar-local focus-current-thing nil
|
||||||
|
"Overrides the choice of thing dictated by `focus-mode-to-thing' if set.")
|
||||||
|
|
||||||
|
(defvar-local focus-buffer nil
|
||||||
|
"Local reference to the buffer focus functions operate on.")
|
||||||
|
|
||||||
|
(defvar-local focus-pre-overlay nil
|
||||||
|
"The overlay that dims the text prior to the current-point.")
|
||||||
|
|
||||||
|
(defvar-local focus-mid-overlay nil
|
||||||
|
"The overlay that surrounds the text of the current-point.")
|
||||||
|
|
||||||
|
(defvar-local focus-post-overlay nil
|
||||||
|
"The overlay that dims the text past the current-point.")
|
||||||
|
|
||||||
|
(defvar-local focus-read-only-blink-timer nil
|
||||||
|
"Timer started from `focus-read-only-cursor-blink'.
|
||||||
|
The timer calls `focus-read-only-hide-cursor' after
|
||||||
|
`focus-read-only-blink-seconds' seconds.")
|
||||||
|
|
||||||
|
(defun focus-get-thing ()
|
||||||
|
"Return the current thing, based on `focus-mode-to-thing'."
|
||||||
|
(or focus-current-thing
|
||||||
|
(let* ((modes (mapcar 'car focus-mode-to-thing))
|
||||||
|
(mode (or (cl-find major-mode modes)
|
||||||
|
(apply #'derived-mode-p modes))))
|
||||||
|
(if mode (cdr (assoc mode focus-mode-to-thing)) 'sentence))))
|
||||||
|
|
||||||
|
(defun focus-bounds ()
|
||||||
|
"Return the current bounds, based on `focus-get-thing'."
|
||||||
|
(let ((thing (focus-get-thing)))
|
||||||
|
(cond ((eq thing 'org-element)
|
||||||
|
(let* ((elem (org-element-at-point))
|
||||||
|
(beg (org-element-property :begin elem))
|
||||||
|
(end (org-element-property :end elem)))
|
||||||
|
(cons beg end)))
|
||||||
|
(t (bounds-of-thing-at-point (focus-get-thing))))))
|
||||||
|
|
||||||
|
(defun focus-move-focus ()
|
||||||
|
"Move the focused section according to `focus-bounds'.
|
||||||
|
|
||||||
|
If `focus-mode' is enabled, this command fires after each
|
||||||
|
command."
|
||||||
|
(with-current-buffer focus-buffer
|
||||||
|
(let* ((bounds (focus-bounds)))
|
||||||
|
(when bounds
|
||||||
|
(focus-move-overlays (car bounds) (cdr bounds))))))
|
||||||
|
|
||||||
|
(defun focus-move-overlays (low high)
|
||||||
|
"Move the overlays to highlight the region between LOW and HIGH."
|
||||||
|
(move-overlay focus-pre-overlay (point-min) low)
|
||||||
|
(move-overlay focus-mid-overlay low high)
|
||||||
|
(move-overlay focus-post-overlay high (point-max)))
|
||||||
|
|
||||||
|
(defun focus-init ()
|
||||||
|
"This function is run when command `focus-mode' is enabled.
|
||||||
|
|
||||||
|
It sets the `focus-pre-overlay', `focus-min-overlay', and
|
||||||
|
`focus-post-overlay' to overlays; these are invisible until
|
||||||
|
`focus-move-focus' is run. It adds `focus-move-focus' to
|
||||||
|
`post-command-hook'."
|
||||||
|
(unless (or focus-pre-overlay focus-post-overlay)
|
||||||
|
(setq focus-pre-overlay (make-overlay (point-min) (point-min))
|
||||||
|
focus-mid-overlay (make-overlay (point-min) (point-max))
|
||||||
|
focus-post-overlay (make-overlay (point-max) (point-max))
|
||||||
|
focus-buffer (current-buffer))
|
||||||
|
(overlay-put focus-mid-overlay 'face 'focus-focused)
|
||||||
|
(mapc (lambda (o) (overlay-put o 'face 'focus-unfocused))
|
||||||
|
(list focus-pre-overlay focus-post-overlay))
|
||||||
|
(add-hook 'post-command-hook 'focus-move-focus nil t)
|
||||||
|
(add-hook 'change-major-mode-hook 'focus-terminate nil t)))
|
||||||
|
|
||||||
|
(defun focus-terminate ()
|
||||||
|
"This function is run when command `focus-mode' is disabled.
|
||||||
|
|
||||||
|
The overlays pointed to by `focus-pre-overlay',
|
||||||
|
`focus-mid-overlay' and `focus-post-overlay' are deleted, and
|
||||||
|
`focus-move-focus' is removed from `post-command-hook'."
|
||||||
|
(when (and focus-pre-overlay focus-post-overlay)
|
||||||
|
(mapc 'delete-overlay
|
||||||
|
(list focus-pre-overlay focus-mid-overlay focus-post-overlay))
|
||||||
|
(remove-hook 'post-command-hook 'focus-move-focus t)
|
||||||
|
(setq focus-pre-overlay nil
|
||||||
|
focus-mid-overlay nil
|
||||||
|
focus-post-overlay nil)))
|
||||||
|
|
||||||
|
(defun focus-goto-thing (bounds)
|
||||||
|
"Move point to the middle of BOUNDS."
|
||||||
|
(when bounds
|
||||||
|
(goto-char (/ (+ (car bounds) (cdr bounds)) 2))
|
||||||
|
(recenter nil)))
|
||||||
|
|
||||||
|
(defun focus-change-thing ()
|
||||||
|
"Adjust the narrowness of the focused section for the current buffer.
|
||||||
|
|
||||||
|
The variable `focus-mode-to-thing' dictates the default thing
|
||||||
|
according to major-mode. If `focus-current-thing' is set, this
|
||||||
|
default is overwritten. This function simply helps set the
|
||||||
|
`focus-current-thing'."
|
||||||
|
(interactive)
|
||||||
|
(let* ((candidates '(defun line list org-element paragraph sentence sexp symbol word))
|
||||||
|
(thing (completing-read "Thing: " candidates)))
|
||||||
|
(setq focus-current-thing (intern thing))))
|
||||||
|
|
||||||
|
(defun focus-pin ()
|
||||||
|
"Pin the focused section to its current location or the region, if active."
|
||||||
|
(interactive)
|
||||||
|
(when (bound-and-true-p focus-mode)
|
||||||
|
(when (region-active-p)
|
||||||
|
(focus-move-overlays (region-beginning) (region-end)))
|
||||||
|
(remove-hook 'post-command-hook 'focus-move-focus t)))
|
||||||
|
|
||||||
|
(defun focus-unpin ()
|
||||||
|
"Unpin the focused section."
|
||||||
|
(interactive)
|
||||||
|
(when (bound-and-true-p focus-mode)
|
||||||
|
(add-hook 'post-command-hook 'focus-move-focus nil t)))
|
||||||
|
|
||||||
|
(defun focus-next-thing (&optional n)
|
||||||
|
"Move the point to the middle of the Nth next thing."
|
||||||
|
(interactive "p")
|
||||||
|
(let ((current-bounds (focus-bounds))
|
||||||
|
(thing (focus-get-thing)))
|
||||||
|
(forward-thing thing n)
|
||||||
|
(when (equal current-bounds (focus-bounds))
|
||||||
|
(forward-thing thing (cl-signum n)))
|
||||||
|
(focus-goto-thing (focus-bounds))))
|
||||||
|
|
||||||
|
(defun focus-prev-thing (&optional n)
|
||||||
|
"Move the point to the middle of the Nth previous thing."
|
||||||
|
(interactive "p")
|
||||||
|
(focus-next-thing (- n)))
|
||||||
|
|
||||||
|
(defun focus-read-only-hide-cursor ()
|
||||||
|
"Hide the cursor.
|
||||||
|
This function is triggered by the `focus-read-only-blink-timer',
|
||||||
|
when `focus-read-only-mode' is activated."
|
||||||
|
(with-current-buffer focus-buffer
|
||||||
|
(when (and (bound-and-true-p focus-read-only-mode)
|
||||||
|
(not (null focus-read-only-blink-timer)))
|
||||||
|
(setq focus-read-only-blink-timer nil)
|
||||||
|
(setq cursor-type nil))))
|
||||||
|
|
||||||
|
(defun focus-read-only-cursor-blink ()
|
||||||
|
"Make the cursor visible for `focus-read-only-blink-seconds'.
|
||||||
|
This is added to the `pre-command-hook' when
|
||||||
|
`focus-read-only-mode' is active."
|
||||||
|
(with-current-buffer focus-buffer
|
||||||
|
(when (and (bound-and-true-p focus-read-only-mode)
|
||||||
|
(not (member last-command '(focus-next-thing focus-prev-thing))))
|
||||||
|
(when focus-read-only-blink-timer (cancel-timer focus-read-only-blink-timer))
|
||||||
|
(setq cursor-type focus-cursor-type)
|
||||||
|
(setq focus-read-only-blink-timer
|
||||||
|
(run-at-time focus-read-only-blink-seconds nil
|
||||||
|
'focus-read-only-hide-cursor)))))
|
||||||
|
|
||||||
|
(defun focus-read-only-init ()
|
||||||
|
"Run when `focus-read-only-mode' is activated.
|
||||||
|
Enables `read-only-mode', hides the cursor and adds
|
||||||
|
`focus-read-only-cursor-blink' to `pre-command-hook'.
|
||||||
|
Also `focus-read-only-terminate' is added to the `kill-buffer-hook'."
|
||||||
|
(read-only-mode 1)
|
||||||
|
(setq cursor-type nil
|
||||||
|
focus-buffer (current-buffer))
|
||||||
|
(add-hook 'pre-command-hook 'focus-read-only-cursor-blink nil t)
|
||||||
|
(add-hook 'kill-buffer-hook 'focus-read-only-terminate nil t))
|
||||||
|
|
||||||
|
(defun focus-read-only-terminate ()
|
||||||
|
"Run when `focus-read-only-mode' is deactivated.
|
||||||
|
Disables `read-only-mode' and shows the cursor again.
|
||||||
|
It cleans up the `focus-read-only-blink-timer' and hooks."
|
||||||
|
(read-only-mode -1)
|
||||||
|
(setq cursor-type focus-cursor-type)
|
||||||
|
(when focus-read-only-blink-timer
|
||||||
|
(cancel-timer focus-read-only-blink-timer))
|
||||||
|
(setq focus-read-only-blink-timer nil)
|
||||||
|
(remove-hook 'pre-command-hook 'focus-read-only-cursor-blink t)
|
||||||
|
(remove-hook 'kill-buffer-hook 'focus-read-only-terminate t))
|
||||||
|
|
||||||
|
(defun focus-turn-off-focus-read-only-mode ()
|
||||||
|
"Turn off `focus-read-only-mode'."
|
||||||
|
(interactive)
|
||||||
|
(focus-read-only-mode -1))
|
||||||
|
|
||||||
|
;;;###autoload
|
||||||
|
(define-minor-mode focus-mode
|
||||||
|
"Dim the font color of text in surrounding sections."
|
||||||
|
:init-value nil
|
||||||
|
:keymap (let ((map (make-sparse-keymap)))
|
||||||
|
(define-key map (kbd "C-c C-q") 'focus-read-only-mode)
|
||||||
|
map)
|
||||||
|
(if focus-mode (focus-init) (focus-terminate)))
|
||||||
|
|
||||||
|
;;;###autoload
|
||||||
|
(define-minor-mode focus-read-only-mode
|
||||||
|
"A read-only mode optimized for `focus-mode'."
|
||||||
|
:init-value nil
|
||||||
|
:keymap (let ((map (make-sparse-keymap)))
|
||||||
|
(define-key map (kbd "n") 'focus-next-thing)
|
||||||
|
(define-key map (kbd "SPC") 'focus-next-thing)
|
||||||
|
(define-key map (kbd "p") 'focus-prev-thing)
|
||||||
|
(define-key map (kbd "S-SPC") 'focus-prev-thing)
|
||||||
|
(define-key map (kbd "i") 'focus-turn-off-focus-read-only-mode)
|
||||||
|
(define-key map (kbd "q") 'focus-turn-off-focus-read-only-mode)
|
||||||
|
map)
|
||||||
|
(when cursor-type
|
||||||
|
(setq focus-cursor-type cursor-type))
|
||||||
|
(if focus-read-only-mode (focus-read-only-init) (focus-read-only-terminate)))
|
||||||
|
|
||||||
|
(provide 'focus)
|
||||||
|
;;; focus.el ends here
|
||||||
Reference in a new issue