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;;; transient-navigation.el --- Navigate with a transient mode -*- lexical-binding: t; -*-
;; Copyright (C) 2013 Tom Willemse
;; Author: Tom Willemse <tom@ryuslash.org>
;; Keywords: convenience
;; Version: 0.1.0
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(defvar transient-navigation-map (make-sparse-keymap))
(defmacro transnav-make-transient (key map func)
"Bind KEY in MAP to FUNC with a transient map."
(let ((funcname (intern (concat "transient-" (symbol-name func)))))
`(progn
(defun ,funcname (&optional n)
(interactive)
(ignore n)
(call-interactively #',func)
(set-transient-map transient-navigation-map t))
(define-key ,map (kbd ,key) #',funcname))))
(transnav-make-transient "f" transient-navigation-map forward-char)
(transnav-make-transient "b" transient-navigation-map backward-char)
(transnav-make-transient "n" transient-navigation-map next-line)
(transnav-make-transient "p" transient-navigation-map previous-line)
(transnav-make-transient "e" transient-navigation-map end-of-line)
(transnav-make-transient "a" transient-navigation-map beginning-of-line)
;;;###autoload
(define-minor-mode transient-navigation-mode
"Remap certain navigation commands to ones with a transient map."
nil nil nil
(if transient-navigation-mode
(progn
(define-key global-map [remap forward-char] #'transient-forward-char)
(define-key global-map [remap backward-char] #'transient-backward-char)
(define-key global-map [remap next-line] #'transient-next-line)
(define-key global-map [remap previous-line] #'transient-previous-line)
(define-key global-map [remap end-of-line] #'transient-end-of-line)
(define-key global-map [remap beginning-of-line] #'transient-beginning-of-line))
(define-key global-map [remap transient-forward-char] #'forward-char)
(define-key global-map [remap transient-backward-char] #'backward-char)
(define-key global-map [remap transient-next-line] #'next-line)
(define-key global-map [remap transient-previous-line] #'previous-line)
(define-key global-map [remap transient-end-of-line] #'end-of-line)
(define-key global-map [remap transient-beginning-of-line] #'beginning-of-line)))
(provide 'transient-navigation)
;;; transient-navigation.el ends here
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