578ed1ba98
Moving all of my Emacs-related files into their own directory at the root of this repository.
45 lines
1.6 KiB
EmacsLisp
45 lines
1.6 KiB
EmacsLisp
;;; screen-brightness.el --- Control laptop screen brightness -*- lexical-binding: t -*-
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;; Author: William Carroll <wpcarro@gmail.com>
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;;; Commentary:
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;; Mainly just Elisp wrappers around `xbacklight`.
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;;; Code:
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;; TODO: Define some isomorphisms. E.g. int->string, string->int.
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Dependencies
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(require 'prelude)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Constants
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defconst screen-brightness/step-size 15
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"The size of the increment or decrement step for the screen's brightness.")
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Library
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defun screen-brightness/increase ()
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"Increase the screen brightness."
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(interactive)
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(prelude/start-process
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:name "screen-brightness/increase"
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:command (string/format "xbacklight -inc %s" screen-brightness/step-size))
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(message "[screen-brightness.el] Increased screen brightness."))
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(defun screen-brightness/decrease ()
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"Decrease the screen brightness."
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(interactive)
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(prelude/start-process
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:name "screen-brightness/decrease"
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:command (string/format "xbacklight -dec %s" screen-brightness/step-size))
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(message "[screen-brightness.el] Decreased screen brightness."))
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(provide 'screen-brightness)
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;;; screen-brightness.el ends here
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