nix-conf/modules/linux/home-manager/configs/emacs/config.org

Crony's Emacs Config

• GARBAGE COLLECTION
• BACKUPS
• SANE DEFAULTS
• GUI TWEAKS
• ELECTRIC PAIR
• EVIL MODE
• GENERAL KEYBINDINGS
• DIMINISH
  • Update and setup org mode
  • Column width
  • Enabling Org Bullets
  • Enabling Table of Contents
• THEME
• HELPFUL

GARBAGE COLLECTION

(defvar file-name-handler-alist-old file-name-handler-alist)

(setq file-name-handler-alist nil
      gc-cons-threshold most-positive-fixnum)

(add-hook 'after-init-hook
          `(lambda ()
             (setq file-name-handler-alist file-name-handler-alist-old)
             (setq gc-cons-threshold (* 2 1000 1000))
             (setq gc-cons-percentage 0.1))
          t)

BACKUPS

Move backup files to a diff directory.

(setq backup-directory-alist '(("." . "~/.cache/emacs/"))
  backup-by-copying t    ; Don't delink hardlinks
  version-control t      ; Use version numbers on backups
  delete-old-versions t  ; Automatically delete excess backups
  kept-new-versions 20   ; how many of the newest versions to keep
  kept-old-versions 5    ; and how many of the old
  )

SANE DEFAULTS

(delete-selection-mode 1)    ;; You can select text and delete it by typing.
(electric-indent-mode -1)    ;; Turn off the weird indenting that Emacs does by default.
(global-auto-revert-mode t)  ;; Automatically show changes if the file has changed
(setq initial-scratch-message nil) ;; disable the initial scratch message.
(setq-default delete-pair-blink-delay 0) ;; remove delay when deleting pairs
(prefer-coding-system 'utf-8) ;; utf-8
(global-set-key [escape] 'keyboard-escape-quit) ;; escape minibuffers with ESC

GUI TWEAKS

(global-visual-line-mode t)  ;; Enable truncated lines
(menu-bar-mode -1)           ;; Disable the menu bar 
(scroll-bar-mode -1)         ;; Disable the scroll bar
(tool-bar-mode -1)           ;; Disable the tool bar
(set-fringe-mode 10)         ;; Give me some breathing room
(fset 'yes-or-no-p 'y-or-n-p) ;; don't ask to spell out "yes"
(setq-default frame-resize-pixelwise t) ;; avoid leaving a gap beetween the frame and the screen
(column-number-mode)         ;; Display line colums
;; disable line numbers for following modes
(dolist (mode '(org-mode-hook
                term-mode-hook
                shell-mode-hook
                eshell-mode-hook))
  (add-hook mode (lambda () (display-line-numbers-mode 0))))
(global-display-line-numbers-mode 1) ;; Display line numbers
(blink-cursor-mode -1) ;; disable blinking cursor

ELECTRIC PAIR

(electric-pair-mode 1)
(add-hook 'org-mode-hook (lambda ()
           (setq-local electric-pair-inhibit-predicate
                   `(lambda (c)
                  (if (char-equal c ?<) t (,electric-pair-inhibit-predicate c))))))

EVIL MODE

(use-package evil
  :init
  (setq evil-want-integration t
        evil-want-keybinding nil
        evil-want-C-u-scroll t
        evil-want-C-i-jump nil
        evil-vsplit-window-right t
        evil-split-window-below t
        evil-undo-system 'undo-redo)
  :config
  (evil-mode 1)
  (define-key evil-insert-state-map (kbd "C-g") 'evil-normal-state)
  (define-key evil-insert-state-map (kbd "C-h") 'evil-delete-backward-char-and-join)
  (evil-set-initial-state 'messages-buffer-mode 'normal)
  (evil-set-initial-state 'dashboard-mode 'normal))

(use-package evil-collection
  :after evil
  :config
  (evil-collection-init))

GENERAL KEYBINDINGS

(use-package general
  :config
)

DIMINISH

(use-package diminish)

ORG MODE

Update and setup org mode

;; fixes a bug where evil mnode bounds return key, so it isn't accesible
(with-eval-after-load 'evil-maps
  (define-key evil-motion-state-map (kbd "RET") nil))

(defun crony/org-mode-setup ()
  (org-indent-mode)
  (visual-line-mode 1))

;; Replace list hyphen with dot
(font-lock-add-keywords 'org-mode
                        '(("^ *\\([-]\\) "
                            (0 (prog1 () (compose-region (match-beginning 1) (match-end 1) "•"))))))

(use-package org
  :defer t
  :init (require 'org-tempo)
  :hook (org-mode . crony/org-mode-setup)
  :config
  (setq org-ellipsis " ▾")
  (setq org-edit-src-content-indentation 0)

  ;; org agenda settings
  (setq org-agenda-start-with-log-mode t)
  (setq org-log-done 'time)
  (setq org-log-into-drawer t)
  (setq org-agenda-files 
        '("~/docs/notes/tasks.org" 
	  "~/docs/notes/birthdays.org"))

  ;; refiling 
  (setq org-refile-targets
    '(("archive.org" :maxlevel . 1)
      ("tasks.org" :maxlevel . 1)))

  ;; save after refiling
  (advice-add 'org-refile :after 'org-save-all-org-buffers)

  (setq org-return-follows-link  t))

Column width

(defun crony/org-mode-visual-fill ()
  (setq visual-fill-column-width 110
        visual-fill-column-center-text t)
  (visual-fill-column-mode 1))

(use-package visual-fill-column
  :defer t
  :hook (org-mode . crony/org-mode-visual-fill))

Enabling Org Bullets

(use-package org-bullets
  :after org
  :hook (org-mode . org-bullets-mode))

Enabling Table of Contents

(use-package toc-org
     :after org
     :commands toc-org-enable
     :init (add-hook 'org-mode-hook 'toc-org-enable))

THEME

(use-package gruvbox-theme
  :config
  (load-theme 'gruvbox-dark-medium :no-confirm))

HELPFUL

(use-package helpful
  :bind
  ([remap describe-function] . helpful-function)
  ([remap describe-command] . helpful-command)
  ([remap describe-variable] . helpful-variable)
  ([remap describe-key] . helpful-key))