Function: doc-view-toggle-display

doc-view-toggle-display is an interactive and byte-compiled function defined in doc-view.el.gz.

Signature

(doc-view-toggle-display)

Documentation

Toggle between editing a document as text or viewing it.

View in manual

Key Bindings

Source Code

;; Defined in /usr/src/emacs/lisp/doc-view.el.gz
(defun doc-view-toggle-display ()
  "Toggle between editing a document as text or viewing it."
  (interactive)
  (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 'doc-view--text-view-mode)
    ;; We're currently viewing the document's text contents, switch to
    ;; the buffer visiting the real document and kill myself.
    (let ((dv-buffer (find-buffer-visiting doc-view--buffer-file-name)))
      (kill-buffer)
      (switch-to-buffer dv-buffer)))
   (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))))