;;; doc-view.el --- View PDF/PostScript/DVI files in Emacs -*- lexical-binding: t -*-
-;; Copyright (C) 2007-2014 Free Software Foundation, Inc.
+;; Copyright (C) 2007-2015 Free Software Foundation, Inc.
;;
;; Author: Tassilo Horn <tsdh@gnu.org>
;; Maintainer: Tassilo Horn <tsdh@gnu.org>
(define-key map "H" 'doc-view-fit-height-to-window)
(define-key map "P" 'doc-view-fit-page-to-window)
;; Killing the buffer (and the process)
- (define-key map (kbd "k") 'doc-view-kill-proc-and-buffer)
(define-key map (kbd "K") 'doc-view-kill-proc)
;; Slicing the image
(define-key map (kbd "s s") 'doc-view-set-slice)
(setq doc-view--current-timer nil))
(setq mode-line-process nil))
-(defun doc-view-kill-proc-and-buffer ()
- "Kill the current converter process and buffer."
- (interactive)
- (doc-view-kill-proc)
- (when (eq major-mode 'doc-view-mode)
- (kill-buffer (current-buffer))))
+(define-obsolete-function-alias 'doc-view-kill-proc-and-buffer
+ #'image-kill-buffer "25.1")
(defun doc-view-make-safe-dir (dir)
(condition-case nil
(tooltip-show (doc-view-current-info)))
(defun doc-view-open-text ()
- "Open a buffer with the current doc's contents as text."
+ "Display the current doc's contents as text."
(interactive)
(if doc-view--current-converter-processes
(message "DocView: please wait till conversion finished.")
(let ((txt (expand-file-name "doc.txt" (doc-view--current-cache-dir))))
(if (file-readable-p txt)
- (let ((name (concat "Text contents of "
- (file-name-nondirectory buffer-file-name)))
- (dir (file-name-directory buffer-file-name)))
- (with-current-buffer (find-file txt)
- (rename-buffer name)
- (setq default-directory dir)))
+ (let ((inhibit-read-only t)
+ (buffer-undo-list t)
+ (dv-bfn doc-view--buffer-file-name))
+ (erase-buffer)
+ (set-buffer-multibyte t)
+ (insert-file-contents txt)
+ (text-mode)
+ (setq-local doc-view--buffer-file-name dv-bfn)
+ (set-buffer-modified-p nil)
+ (doc-view-minor-mode)
+ (add-hook 'write-file-functions
+ (lambda ()
+ (when (eq major-mode 'text-mode)
+ (error "Cannot save text contents of document %s"
+ buffer-file-name)))
+ nil t))
(doc-view-doc->txt txt 'doc-view-open-text)))))
;;;;; Toggle between editing and viewing
(defun doc-view-toggle-display ()
"Toggle between editing a document as text or viewing it."
(interactive)
- (if (eq major-mode 'doc-view-mode)
- ;; Switch to editing mode
- (progn
- (doc-view-kill-proc)
- (setq buffer-read-only nil)
- ;; Switch to the previously used major mode or fall back to
- ;; normal mode.
- (doc-view-fallback-mode)
- (doc-view-minor-mode 1))
+ (cond
+ ((eq major-mode 'doc-view-mode)
+ ;; Switch to editing mode
+ (doc-view-kill-proc)
+ (setq buffer-read-only nil)
+ ;; Switch to the previously used major mode or fall back to
+ ;; normal mode.
+ (doc-view-fallback-mode)
+ (doc-view-minor-mode 1))
+ ((eq major-mode 'text-mode)
+ (let ((buffer-undo-list t))
+ ;; We're currently viewing the document's text contents, so switch
+ ;; back to .
+ (setq buffer-read-only nil)
+ (insert-file-contents doc-view--buffer-file-name nil nil nil t)
+ (doc-view-fallback-mode)
+ (doc-view-minor-mode 1)
+ (set-buffer-modified-p nil)))
+ (t
;; Switch to doc-view-mode
(when (and (buffer-modified-p)
(y-or-n-p "The buffer has been modified. Save the changes? "))
(save-buffer))
- (doc-view-mode)))
+ (doc-view-mode))))
;;;; Searching
(concat "No PNG support is available, or some conversion utility for "
(file-name-extension doc-view--buffer-file-name)
" files is missing."))
- (when (and (executable-find doc-view-pdftotext-program)
- (y-or-n-p
- "Unable to render file. View extracted text instead? "))
- (doc-view-open-text))
- (doc-view-toggle-display)))
+ (if (and (executable-find doc-view-pdftotext-program)
+ (y-or-n-p
+ "Unable to render file. View extracted text instead? "))
+ (doc-view-open-text)
+ (doc-view-toggle-display))))
(defvar bookmark-make-record-function)
"Figure out the current document type (`doc-view-doc-type')."
(let ((name-types
(when buffer-file-name
- (cdr (assoc-ignore-case
+ (cdr (assoc-string
(file-name-extension buffer-file-name)
'(
;; DVI
;; Microsoft Office formats (also handled by the odf
;; conversion chain).
("doc" odf) ("docx" odf) ("xls" odf) ("xlsx" odf)
- ("ppt" odf) ("pps" odf) ("pptx" odf))))))
+ ("ppt" odf) ("pps" odf) ("pptx" odf))
+ t))))
(content-types
(save-excursion
(goto-char (point-min))
;; desktop.el integration
(defun doc-view-desktop-save-buffer (_desktop-dirname)
+ ;; FIXME: This is wrong, since this info is per-window but we only do it once
+ ;; here for the buffer. IOW it should be saved via something like
+ ;; `window-persistent-parameters'.
`((page . ,(doc-view-current-page))
(slice . ,(doc-view-current-slice))))
(let ((page (cdr (assq 'page misc)))
(slice (cdr (assq 'slice misc))))
(desktop-restore-file-buffer file name misc)
+ ;; FIXME: We need to run this code after displaying the buffer.
(with-selected-window (or (get-buffer-window (current-buffer) 0)
(selected-window))
+ ;; FIXME: This should be done for all windows restored that show
+ ;; this buffer. Basically, the page/slice should be saved as
+ ;; window-parameters in the window-state(s) and then restoring this
+ ;; window-state should call us back (to interpret/use those parameters).
(doc-view-goto-page page)
(when slice (apply 'doc-view-set-slice slice)))))