Evie Litherland-Smith
5c959f8bf5
Set package priority manually rather than using crafted-early-init-config Copy crafted-defaults-config to custom-defaults-config instead Move some things out of init.el into relevant custom config files Add some new packages (to be configured)
241 lines
8 KiB
EmacsLisp
241 lines
8 KiB
EmacsLisp
;;; custom-defaults.el -*- lexical-binding: t; -*-
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;; Copyright (C) 2023
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;; SPDX-License-Identifier: MIT
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;; Author: System Crafters Community
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;; Commentary
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;; General Crafted Emacs endorsed defaults
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;;
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;; Some of these settings were inspired by the following:
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;; - Charles Choi: "Surprise and Emacs Defaults"
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;; http://yummymelon.com/devnull/surprise-and-emacs-defaults.html
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;; - Mickey Petersen: "Mastering Emacs",
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;; especially "Demystifying Emacs’s Window Manager"
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;; https://www.masteringemacs.org/article/demystifying-emacs-window-manager
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;;; Code:
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;;; Buffers
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;; Revert Dired and other buffers
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(customize-set-variable 'global-auto-revert-non-file-buffers t)
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;; Revert buffers when the underlying file has changed
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(global-auto-revert-mode 1)
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;; Make dired do something intelligent when two directories are shown
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;; in separate dired buffers. Makes copying or moving files between
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;; directories easier. The value `t' means to guess the default
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;; target directory.
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(customize-set-variable 'dired-dwim-target t)
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;; automatically update dired buffers on revisiting their directory
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(customize-set-variable 'dired-auto-revert-buffer t)
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;; scroll eshell buffer to the bottom on input, but only in "this"
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;; window.
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(customize-set-variable 'eshell-scroll-to-bottom-on-input 'this)
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;; pop up dedicated buffers in a different window.
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(customize-set-variable 'switch-to-buffer-in-dedicated-window 'pop)
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;; treat manual buffer switching (C-x b for example) the same as
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;; programmatic buffer switching.
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(customize-set-variable 'switch-to-buffer-obey-display-actions t)
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;; prefer the more full-featured built-in ibuffer for managing
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;; buffers.
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(keymap-global-set "<remap> <list-buffers>" #'ibuffer-list-buffers)
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;; turn off forward and backward movement cycling
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(customize-set-variable 'ibuffer-movement-cycle nil)
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;; the number of hours before a buffer is considered "old" by
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;; ibuffer.
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(customize-set-variable 'ibuffer-old-time 24)
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;;; Completion settings
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;; Turn on the best completion-mode available:
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;; - in version 28 or later, turn on `fido-vertical-mode'
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;; - in earlier versions, if the additional package `icomplete-vertical' is
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;; present, turn it on.
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;; - otherwise turn on `icomplete-mode'
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;;
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;; Note: If you also use `custom-completion-config' and have `vertico'
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;; installed, all of these modes will be turned off in favour of
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;; `vertico'.
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(if (version< emacs-version "28")
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(if (locate-library "icomplete-vertical")
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(icomplete-vertical-mode 1)
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(icomplete-mode 1))
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(fido-vertical-mode 1))
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;; No matter which completion mode is used:
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(customize-set-variable 'tab-always-indent 'complete)
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(customize-set-variable 'completion-cycle-threshold 3)
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(customize-set-variable 'completion-category-overrides
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'((file (styles . (partial-completion)))))
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(customize-set-variable 'completions-detailed t)
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;; use completion system instead of popup window
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(customize-set-variable 'xref-show-definitions-function
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#'xref-show-definitions-completing-read)
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;;; Editing
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;; Typed text replaces the selection if the selection is active,
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;; pressing delete or backspace deletes the selection.
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(delete-selection-mode)
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;; Use spaces instead of tabs
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(setq-default indent-tabs-mode nil)
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;; Do not save duplicates in kill-ring
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(customize-set-variable 'kill-do-not-save-duplicates t)
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;; Better support for files with long lines
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(setq-default bidi-paragraph-direction 'left-to-right)
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(setq-default bidi-inhibit-bpa t)
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(global-so-long-mode 1)
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;; define a key to define the word at point.
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(keymap-set global-map "M-#" #'dictionary-lookup-definition)
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;; Show dictionary definition on the left
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(add-to-list 'display-buffer-alist
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'("^\\*Dictionary\\*"
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(display-buffer-in-side-window)
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(side . left)
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(window-width . 70)))
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;; turn on spell checking, if available.
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(with-eval-after-load 'ispell
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(when (executable-find ispell-program-name)
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(add-hook 'text-mode-hook #'flyspell-mode)
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(add-hook 'prog-mode-hook #'flyspell-prog-mode)))
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;;; Navigation
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;; add hydra to facilitate remembering the keys and actions for dumb-jump
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(when (and (require 'hydra nil :noerror)
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(require 'dumb-jump nil :noerror))
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(defhydra dumb-jump-hydra (:color blue :columns 3)
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"Dumb Jump"
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("j" dumb-jump-go "Go")
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("o" dumb-jump-go-other-window "Other window")
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("e" dumb-jump-go-prefer-external "Go external")
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("x" dumb-jump-go-prefer-external-other-window "Go external other window")
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("i" dumb-jump-go-prompt "Prompt")
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("l" dumb-jump-quick-look "Quick look")
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("b" dumb-jump-back "Back"))
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;; not a great key as a mnemonic, but easy to press quickly
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(keymap-set dumb-jump-mode-map "C-M-y" #'dumb-jump-hydra/body))
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;; use xref
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(with-eval-after-load 'dumb-jump
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(add-hook 'xref-backend-functions #'dumb-jump-xref-activate))
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;;; Persistence between sessions
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;; Turn on recentf mode
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(add-hook 'after-init-hook #'recentf-mode)
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;; Enable savehist-mode for command history
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(savehist-mode 1)
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;; save the bookmarks file every time a bookmark is made or deleted
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;; rather than waiting for Emacs to be killed. Useful especially when
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;; Emacs is a long running process.
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(customize-set-variable 'bookmark-save-flag 1)
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;;; Window management
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(defgroup custom-windows '()
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"Window related configuration for Crafted Emacs."
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:tag "Crafted Windows"
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:group 'crafted)
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(defcustom custom-windows-prefix-key "C-c w"
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"Configure the prefix key for window movement bindings.
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Movement commands provided by `windmove' package, `winner-mode'
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also enables undo functionality if the window layout changes."
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:group 'custom-windows
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:type 'string)
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;; Turning on `winner-mode' provides an "undo" function for resetting
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;; your window layout. We bind this to `C-c w u' for winner-undo and
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;; `C-c w r' for winner-redo (see below).
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(winner-mode 1)
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(define-prefix-command 'custom-windows-key-map)
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(keymap-set 'custom-windows-key-map "u" 'winner-undo)
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(keymap-set 'custom-windows-key-map "r" 'winner-redo)
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(keymap-set 'custom-windows-key-map "n" 'windmove-down)
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(keymap-set 'custom-windows-key-map "p" 'windmove-up)
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(keymap-set 'custom-windows-key-map "b" 'windmove-left)
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(keymap-set 'custom-windows-key-map "f" 'windmove-right)
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(keymap-global-set custom-windows-prefix-key 'custom-windows-key-map)
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;; Make scrolling less stuttered
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(setq auto-window-vscroll nil)
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(customize-set-variable 'fast-but-imprecise-scrolling t)
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(customize-set-variable 'scroll-conservatively 101)
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(customize-set-variable 'scroll-margin 0)
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(customize-set-variable 'scroll-preserve-screen-position t)
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;; open man pages in their own window, and switch to that window to
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;; facilitate reading and closing the man page.
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(customize-set-variable 'Man-notify-method 'aggressive)
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;; keep the Ediff control panel in the same frame
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(customize-set-variable 'ediff-window-setup-function
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'ediff-setup-windows-plain)
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;; Window configuration for special windows.
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(add-to-list 'display-buffer-alist
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'("\\*Help\\*"
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(display-buffer-reuse-window display-buffer-pop-up-window)
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(inhibit-same-window . t)))
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(add-to-list 'display-buffer-alist
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'("\\*Completions\\*"
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(display-buffer-reuse-window display-buffer-pop-up-window)
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(inhibit-same-window . t)
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(window-height . 10)))
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;;; Miscellaneous
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;; Load source (.el) or the compiled (.elc or .eln) file whichever is
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;; newest
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(customize-set-variable 'load-prefer-newer t)
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;; Make shebang (#!) file executable when saved
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(add-hook 'after-save-hook
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#'executable-make-buffer-file-executable-if-script-p)
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;; Turn on repeat mode to allow certain keys to repeat on the last
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;; keystroke. For example, C-x [ to page backward, after pressing this
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;; keystroke once, pressing repeated [ keys will continue paging
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;; backward. `repeat-mode' is exited with the normal C-g, by movement
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;; keys, typing, or pressing ESC three times.
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(unless (version< emacs-version "28")
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(repeat-mode 1))
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(provide 'custom-defaults-config)
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;;; custom-defaults-config.el ends here
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