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Diffstat (limited to 'configs/shared/.emacs.d/wpc/keyboard.el')
| -rw-r--r-- | configs/shared/.emacs.d/wpc/keyboard.el | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/configs/shared/.emacs.d/wpc/keyboard.el b/configs/shared/.emacs.d/wpc/keyboard.el deleted file mode 100644 index ec50cabd2719..000000000000 --- a/configs/shared/.emacs.d/wpc/keyboard.el +++ /dev/null @@ -1,152 +0,0 @@ -;;; keyboard.el --- Managing keyboard preferences with Elisp -*- lexical-binding: t -*- -;; Author: William Carroll <wpcarro@gmail.com> - -;;; Commentary: -;; Setting key repeat and other values. -;; -;; Be wary of suspiciously round numbers. Especially those divisible by ten! - -;;; Code: - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Dependencies -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -(require 'string) -(require 'number) - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Constants -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -;; TODO: Support clamping functions for repeat-{rate,delay} to ensure only valid -;; values are sent to xset. -(defcustom keyboard/repeat-rate 80 - "The number of key repeat signals sent per second.") - -(defcustom keyboard/repeat-delay 170 - "The number of milliseconds before autorepeat starts.") - -(defconst keyboard/repeat-rate-copy keyboard/repeat-rate - "Copy of `keyboard/repeat-rate' to support `keyboard/reset-key-repeat'.") - -(defconst keyboard/repeat-delay-copy keyboard/repeat-delay - "Copy of `keyboard/repeat-delay' to support `keyboard/reset-key-repeat'.") - -(defcustom keyboard/install-preferences? t - "When t, install keyboard preferences.") - -(defcustom keyboard/install-kbds? nil - "When t, install keybindings.") - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Functions -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -(defun keyboard/message (x) - "Message X in a structured way." - (message (string/format "[keyboard.el] %s" x))) - -(cl-defun keyboard/set-key-repeat (&key - (rate keyboard/repeat-rate) - (delay keyboard/repeat-delay)) - "Use xset to set the key-repeat RATE and DELAY." - (prelude/start-process - :name "keyboard/set-key-repeat" - :command (string/format "xset r rate %s %s" delay rate))) - -;; NOTE: Settings like this are machine-dependent. For instance I only need to -;; do this on my laptop and other devices where I don't have access to my split -;; keyboard. -;; NOTE: Running keysym Caps_Lock is not idempotent. If this is called more -;; than once, xmodmap will start to error about non-existent Caps_Lock symbol. -;; For more information see here: -;; https://unix.stackexchange.com/questions/108207/how-to-map-caps-lock-as-the-compose-key-using-xmodmap-portably-and-idempotently -(defun keyboard/swap-caps-lock-and-escape () - "Swaps the caps lock and escape keys using xmodmap." - (interactive) - ;; TODO: Ensure these work once the tokenizing in prelude/start-process works - ;; as expected. - (start-process "keyboard/swap-caps-lock-and-escape" nil "/usr/bin/xmodmap" "-e" - "remove Lock = Caps_Lock") - (start-process "keyboard/swap-caps-lock-and-escape" nil "/usr/bin/xmodmap" "-e" - "keysym Caps_Lock = Escape")) - -(defun keyboard/inc-repeat-rate () - "Increment `keyboard/repeat-rate'." - (interactive) - (setq keyboard/repeat-rate (number/inc keyboard/repeat-rate)) - (keyboard/set-key-repeat :rate keyboard/repeat-rate) - (keyboard/message - (string/format "Rate: %s" keyboard/repeat-rate))) - -(defun keyboard/dec-repeat-rate () - "Decrement `keyboard/repeat-rate'." - (interactive) - (setq keyboard/repeat-rate (number/dec keyboard/repeat-rate)) - (keyboard/set-key-repeat :rate keyboard/repeat-rate) - (keyboard/message - (string/format "Rate: %s" keyboard/repeat-rate))) - -(defun keyboard/inc-repeat-delay () - "Increment `keyboard/repeat-delay'." - (interactive) - (setq keyboard/repeat-delay (number/inc keyboard/repeat-delay)) - (keyboard/set-key-repeat :delay keyboard/repeat-delay) - (keyboard/message - (string/format "Delay: %s" keyboard/repeat-delay))) - -(defun keyboard/dec-repeat-delay () - "Decrement `keyboard/repeat-delay'." - (interactive) - (setq keyboard/repeat-delay (number/dec keyboard/repeat-delay)) - (keyboard/set-key-repeat :delay keyboard/repeat-delay) - (keyboard/message - (string/format "Delay: %s" keyboard/repeat-delay))) - -(defun keyboard/print-key-repeat () - "Print the currently set values for key repeat." - (interactive) - (keyboard/message - (string/format "Rate: %s. Delay: %s" - keyboard/repeat-rate - keyboard/repeat-delay))) - -(defun keyboard/set-preferences () - "Reset the keyboard preferences to their default values. -NOTE: This function exists because occasionally I unplug and re-plug in a - keyboard and all of the preferences that I set using xset disappear." - (interactive) - (keyboard/swap-caps-lock-and-escape) - (keyboard/set-key-repeat :rate keyboard/repeat-rate - :delay keyboard/repeat-delay) - ;; TODO: Implement this message function as a macro that pulls the current - ;; file name. - (keyboard/message "Keyboard preferences set!")) - -(defun keyboard/reset-key-repeat () - "Set key repeat rate and delay to original values." - (interactive) - (keyboard/set-key-repeat :rate keyboard/repeat-rate-copy - :delay keyboard/repeat-delay-copy) - (keyboard/message "Key repeat preferences reset.")) - -(when keyboard/install-preferences? - (keyboard/set-preferences)) - -;; TODO: Define minor-mode for this. -(when keyboard/install-kbds? - (general-unbind 'motion "C-i" "C-y") - (general-define-key - ;; TODO: Choose better KBDs for these that don't interfere with useful evil - ;; ones. - ;; Use C-y when you accidentally send the key-repeat too high or too low to - ;; be meaningful. - "C-y" #'keyboard/reset-key-repeat - "C-i" #'keyboard/inc-repeat-rate - "C-u" #'keyboard/dec-repeat-rate - "C-S-i" #'keyboard/inc-repeat-delay - "C-S-u" #'keyboard/dec-repeat-delay)) - -(provide 'keyboard) -;;; keyboard.el ends here |