+(defvar tm-mh-e/decode-all t
+ "*If t, decode all of the message. Otherwise decode header only.")
+
+
+;;; @ functions
+;;;
+
+(defun tm-mh-e/display-msg (msg-num folder &optional show-buffer mode)
+ (or mode
+ (setq mode tm-mh-e/decode-all)
+ )
+ ;; Display message NUMBER of FOLDER.
+ ;; Sets the current buffer to the show buffer.
+ (set-buffer folder)
+ (or show-buffer
+ (setq show-buffer mh-show-buffer))
+ ;; Bind variables in folder buffer in case they are local
+ (let ((msg-filename (mh-msg-filename msg-num)))
+ (if (not (file-exists-p msg-filename))
+ (error "Message %d does not exist" msg-num))
+ (set-buffer show-buffer)
+ (cond ((not (equal msg-filename buffer-file-name))
+ ;; Buffer does not yet contain message.
+ (clear-visited-file-modtime)
+ (unlock-buffer)
+ (setq buffer-file-name nil) ; no locking during setup
+ (let (buffer-read-only)
+ (erase-buffer)
+ (if mode
+ (progn
+ (let ((file-coding-system-for-read
+ (if (boundp 'MULE) *noconv*))
+ kanji-fileio-code)
+ (insert-file-contents msg-filename)
+ )
+ (set-buffer-modified-p nil)
+ (mh-show-mode)
+ (mime/viewer-mode)
+ (goto-char (point-min))
+ )
+ (let ((clean-message-header mh-clean-message-header)
+ (invisible-headers mh-invisible-headers)
+ (visible-headers mh-visible-headers)
+ )
+ (insert-file-contents msg-filename)
+ (goto-char (point-min))
+ (cond (clean-message-header
+ (mh-clean-msg-header (point-min)
+ invisible-headers
+ visible-headers)
+ (goto-char (point-min)))
+ (t
+ (mh-start-of-uncleaned-message)))
+ (mime/decode-message-header)
+ (set-buffer-modified-p nil)
+ (mh-show-mode)
+ )))
+ (or (eq buffer-undo-list t) ;don't save undo info for prev msgs
+ (setq buffer-undo-list nil))
+ (setq buffer-file-name msg-filename)
+ (set-mark nil)
+ (setq mode-line-buffer-identification
+ (list (format mh-show-buffer-mode-line-buffer-id
+ folder msg-num)))
+ (set-buffer folder)
+ (setq mh-showing-with-headers nil)))))
+
+(fset 'mh-display-msg (symbol-function 'tm-mh-e/display-msg))
+
+(defun tm-mh-e/view-message (&optional msg)
+ "MIME decode and play this message."
+ (interactive)
+ (mh-invalidate-show-buffer)
+ (let ((tm-mh-e/decode-all t))
+ (mh-show-msg msg)
+ )
+ (pop-to-buffer (save-window-excursion
+ (switch-to-buffer mh-show-buffer)
+ mime::article/preview-buffer))
+ )
+
+(defun tm-mh-e/toggle-decoding-mode (arg)
+ "Toggle MIME processing mode.