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;;; evil-collection-mu4e-conversation.el --- Evil bindings for mu4e-conversation -*- lexical-binding: t -*-
;; Copyright (C) 2018 Pierre Neidhardt <ambrevar@gmail.com>
;; Author: Pierre Neidhardt <ambrevar@gmail.com>
;; Maintainer: James Nguyen <james@jojojames.com>
;; Pierre Neidhardt <ambrevar@gmail.com>
;; URL: https://github.com/emacs-evil/evil-collection
;; Version: 0.0.1
;; Package-Requires: ((emacs "24.4") (evil "1.2.10"))
;; Keywords: evil, mu4e, tools
;; This file 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, or (at your
;; option) any later version.
;;
;; This file 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.
;;
;; For a full copy of the GNU General Public License
;; see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Evil bindings for mu4e-conversation.
;;; Code:
(require 'evil-collection)
(require 'mu4e-conversation nil t)
(defconst evil-collection-mu4e-conversation-maps '(mu4e-conversation-map
mu4e-conversation-thread-map))
(defvar evil-collection-mu4e-conversation--local-map-p nil
"Non-nil if last position was on a local-map property.")
(defun evil-collection-mu4e-conversation--switch ()
"Re-compute the bindings if point has moved between the thread
area and the composition area."
(let ((local-map-here (get-text-property (point) 'local-map)))
(when (or (and evil-collection-mu4e-conversation--local-map-p
(not local-map-here))
(and (not evil-collection-mu4e-conversation--local-map-p)
local-map-here))
(evil-normalize-keymaps))
(setq evil-collection-mu4e-conversation--local-map-p local-map-here)))
(defun evil-collection-mu4e-conversation--update-local-map ()
(setq evil-collection-mu4e-conversation--local-map-p (get-text-property (point) 'local-map))
(evil-normalize-keymaps)
(add-hook 'post-command-hook 'evil-collection-mu4e-conversation--switch nil t))
(defun evil-collection-mu4e-conversation-setup ()
"Set up `evil' bindings for `mu4e-conversation'."
;; Evil does not update its current keymap state when it the point hits a
;; local-map property is used. See
;; https://github.com/emacs-evil/evil/issues/301. Thus we force the update
;; with a technique similar to what `org~mu4e-mime-switch-headers-or-body'
;; does.
(add-hook 'mu4e-conversation-hook 'evil-collection-mu4e-conversation--update-local-map)
(evil-collection-define-key 'normal 'mu4e-conversation-map
" " 'evil-scroll-page-down
(kbd "S-SPC") 'evil-scroll-page-up
"[" 'mu4e-conversation-previous-message
"]" 'mu4e-conversation-next-message
"zv" 'mu4e-conversation-toggle-view
"za" 'mu4e-conversation-toggle-hide-cited
"q" 'mu4e-conversation-quit))
(provide 'evil-collection-mu4e-conversation)
;;; evil-collection-mu4e-conversation.el ends here
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