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;;; quality-of-life.el -*- lexical-binding: t; -*-
;;;
;;; Author: Jakob L. Kreuze <zerodaysfordays@sdf.org>
;;; URL: https://git.sr.ht/~jakob/.emacs.d/
;;;
;;; Configuration for packages which I consider to be functional improvements to
;;; the quality of my daily Emacs usage.
;;;
;;;
;;; Ivy
;;;
;; As suggested by a friend [1], I tried out `ivy' as a replacement for `ido.'
;; It was love at first sight. It's snappy, and works even better than `ido'
;; after setting `exwm-workspace-show-all-buffers' and
;; `exwm-layout-show-all-buffers'.
;;
;; [1]: https://icosahedron.website/@zge/101330910258980695
(use-package ivy
;; Configure how the =completing-read= is displayed.
:init
(setq ivy-height 5 ivy-count-format "")
;; Enable Ivy globally.
:config
(ivy-mode 1)
;; If I'm typing a file name with capitalized letters, I may be holding shift
;; when I press space. This is a pain in the ass, and I don't use the feature
;; anyway, so I unbind it.
(bind-key "S-SPC" nil ivy-minibuffer-map))
;; `counsel' is a nice Ivy-based frontend for a couple of interactive commands.
(use-package counsel
:demand t
:bind
("C-x b" . counsel-switch-buffer))
;; Use Swiper instead of isearch.
;; TODO: Should I re-enable this?
;; (use-package swiper
;; :bind
;; ("C-r" . swiper)
;; ("C-s" . swiper))
;; Use a better sorting algorithm.
(use-package ivy-prescient
:config
(ivy-prescient-mode)
(prescient-persist-mode)
:init
(setq prescient-save-file "~/.cache/prescient-save.el"))
;;;
;;; Imenu
;;;
(use-package imenu
:bind ("C-c s" . imenu))
;;;
;;; Yasnippet
;;;
;; Load all snippets when `yas-minor-mode' is enabled.
(use-package yasnippet
:demand t
:hook
(yas-minor-mode . yas-reload-all))
;;;
;;; Avy
;;;
;; Set up keybindings for Avy.
(use-package avy
:bind
("M-s" . avy-goto-char-timer)
:init
(setq avy-timeout-seconds 0.2))
;; Install a link-selection package for Avy, and create a binding for `org-mode'.
;; TODO: Should I re-enable this?
;; (use-package ace-link
;; :after org
;; :init (ace-link-setup-default)
;; :bind (:map org-mode-map
;; ("C-c C-o" . ace-link-org)))
;; Hack so that fill-paragraph is aware of the width of in-line LaTeX previews.
(defvar standard-fill-column
(symbol-function #'current-fill-column))
(defun extract-rest-of-paragraph ()
"Return, as a string, the region from POINT to the end of the
paragraph."
(save-excursion
(let ((beg (point)))
(forward-paragraph)
(buffer-substring beg (point)))))
(defun tex-aware-current-fill-column ()
"Fill without breaking over LaTeX previews."
(interactive "d")
;; This only really applies in `org-mode', so hop out if that's not the case.
(if (eq 'org-mode major-mode)
;; Extract paragraph to temporary buffer.
(let ((rest (extract-rest-of-paragraph))
res)
(with-temp-buffer
(insert rest)
(goto-char (point-min))
;; "Flatten" out the region.
(org-latex-preview)
(cl-flet ((end-position () (save-excursion (end-of-paragraph-text) (point))))
(let ((char-width-read 0)
last-position)
(while (/= (point) (end-position))
(setq last-position (point))
(forward-sexp)
(setq char-width-read
(+ char-width-read
(- (point) last-position)
(cl-reduce #'+
(mapcar #'(lambda (ol)
(car (image-size (overlay-get ol 'display))))
(overlays-in last-position (point))))))
(when (and (>= char-width-read fill-column)
(not res))
(setq res char-width-read)))))
(round (or res fill-column))))
(funcall standard-fill-column)))
(fset 'current-fill-column #'tex-aware-current-fill-column)
(fset 'current-fill-column standard-fill-column)
|
© 2015 - 2026 Jakob L. Kreuze
