mirror of https://github.com/djcb/mu.git
111 lines
3.6 KiB
EmacsLisp
111 lines
3.6 KiB
EmacsLisp
;;; mu4e-raw-view.el -- part of mu4e, the mu mail user agent
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;;
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;; Copyright (C) 2011-2012 Dirk-Jan C. Binnema
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;; Author: Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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;; Maintainer: Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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;; This file is not part of GNU Emacs.
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;;
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; In this file we define mu4e-view-mode (+ helper functions), which is used for
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;; viewing e-mail messages
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;;; Code:
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(eval-when-compile (require 'cl))
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(require 'mu4e-utils) ;; utility functions
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;; raw mode ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; some buffer-local variables
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(defconst mu4e-raw-view-buffer-name "*mu4e-raw-view*"
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"*internal* Name for the raw message view buffer")
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(defvar mu4e-raw-view-buffer nil "*internal* The raw view buffer.")
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(defvar mu4e-raw-view-mode-map nil
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"Keymap for \"*mu4e-raw-view*\" buffers.")
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(unless mu4e-raw-view-mode-map
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(setq mu4e-raw-view-mode-map
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(let ((map (make-sparse-keymap)))
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(define-key map "q" 'mu4e-raw-view-quit-buffer)
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(define-key map "." 'mu4e-raw-view-quit-buffer)
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;; intra-message navigation
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(define-key map (kbd "SPC") 'scroll-up)
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(define-key map (kbd "<home>")
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'(lambda () (interactive) (goto-char (point-min))))
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(define-key map (kbd "<end>")
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'(lambda () (interactive) (goto-char (point-max))))
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(define-key map (kbd "RET")
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'(lambda () (interactive) (scroll-up 1)))
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(define-key map (kbd "<backspace>")
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'(lambda () (interactive) (scroll-up -1)))
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map)))
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(fset 'mu4e-raw-view-mode-map mu4e-raw-view-mode-map)
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(define-derived-mode mu4e-raw-view-mode special-mode
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"mu4e:raw"
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"Major mode for viewing of raw e-mail message in mu4e.
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\\{mu4e-raw-view-mode-map}.")
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(defun mu4e-raw-view-message (msg view-buffer)
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"Display the raw contents of message MSG in a new buffer."
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(let ((buf (get-buffer-create mu4e-raw-view-buffer-name))
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(inhibit-read-only t)
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(file (plist-get msg :path)))
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(unless (and file (file-readable-p file))
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(error "Not a readable file: %S" file))
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(with-current-buffer buf
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(erase-buffer)
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(insert-file-contents file)
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;; initialize view-mode
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(mu4e-raw-view-mode)
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(setq mu4e-raw-view-buffer view-buffer)
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(switch-to-buffer buf)
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(goto-char (point-min)))))
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(defun mu4e-view-shell-command-on-raw-message (msg view-buffer cmd)
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"Process the raw message with shell command CMD."
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(let ((buf (get-buffer-create mu4e-raw-view-buffer-name))
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(inhibit-read-only t)
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(file (plist-get msg :path)))
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(unless (and file (file-readable-p file))
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(error "Not a readable file: %S" file))
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(with-current-buffer buf
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(erase-buffer)
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(process-file-shell-command cmd file buf)
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(mu4e-raw-view-mode)
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(setq mu4e-raw-view-buffer view-buffer)
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(switch-to-buffer buf)
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(goto-char (point-min)))))
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(defun mu4e-raw-view-quit-buffer ()
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"Quit the raw view and return to the message."
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(interactive)
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(kill-buffer))
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(provide 'mu4e-raw-view)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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