62 lines
1.9 KiB
EmacsLisp
62 lines
1.9 KiB
EmacsLisp
;;; bind-chord.el --- key-chord binding helper for use-package-chords
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;; Copyright (C) 2015-2017 Justin Talbott
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;; Author: Justin Talbott <justin@waymondo.com>
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;; Keywords: convenience, tools, extensions
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;; URL: https://github.com/waymondo/use-package-chords
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;; Version: 0.2
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;; Package-Requires: ((bind-key "1.0") (key-chord "0.6"))
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;; Filename: bind-chord.el
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;; License: GNU General Public License version 3, or (at your option) any later version
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;;
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;;; Commentary:
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;;
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;;; Code:
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(require 'bind-key)
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(require 'key-chord nil t)
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;;;###autoload
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(defmacro bind-chord (chord command &optional keymap)
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"Bind CHORD to COMMAND in KEYMAP (`global-map' if not passed)."
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(let ((key1 (logand 255 (aref chord 0)))
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(key2 (logand 255 (aref chord 1))))
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(if (eq key1 key2)
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`(bind-key (vector 'key-chord ,key1 ,key2) ,command ,keymap)
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`(progn
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(bind-key (vector 'key-chord ,key1 ,key2) ,command ,keymap)
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(bind-key (vector 'key-chord ,key2 ,key1) ,command ,keymap)))))
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;;;###autoload
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(defmacro bind-chords (&rest args)
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"Bind multiple chords at once.
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Accepts keyword argument:
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:map - a keymap into which the keybindings should be added
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The rest of the arguments are conses of keybinding string and a
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function symbol (unquoted)."
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(let* ((map (plist-get args :map))
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(maps (if (listp map) map (list map)))
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(key-bindings (progn
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(while (keywordp (car args))
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(pop args)
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(pop args))
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args)))
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(macroexp-progn
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(apply
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#'nconc
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(mapcar (lambda (form)
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(if maps
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(mapcar
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#'(lambda (m)
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`(bind-chord ,(car form) ',(cdr form) ,m)) maps)
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`((bind-chord ,(car form) ',(cdr form)))))
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key-bindings)))))
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(provide 'bind-chord)
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;;; bind-chord.el ends here
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