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-rw-r--r--lisp/org/org-docview.el32
1 files changed, 17 insertions, 15 deletions
diff --git a/lisp/org/org-docview.el b/lisp/org/org-docview.el
index c5d01158c9c..dfad89332a6 100644
--- a/lisp/org/org-docview.el
+++ b/lisp/org/org-docview.el
@@ -1,4 +1,4 @@
-;;; org-docview.el --- support for links to doc-view-mode buffers
+;;; org-docview.el --- Support for links to doc-view-mode buffers -*- lexical-binding: t; -*-
;; Copyright (C) 2009-2017 Free Software Foundation, Inc.
@@ -25,7 +25,7 @@
;;; Commentary:
;; This file implements links to open files in doc-view-mode.
-;; Org-mode loads this module by default - if this is not what you want,
+;; Org mode loads this module by default - if this is not what you want,
;; configure the variable `org-modules'.
;; The links take the form
@@ -49,13 +49,15 @@
(declare-function doc-view-goto-page "doc-view" (page))
(declare-function image-mode-window-get "image-mode" (prop &optional winprops))
-(org-add-link-type "docview" 'org-docview-open 'org-docview-export)
-(add-hook 'org-store-link-functions 'org-docview-store-link)
+(org-link-set-parameters "docview"
+ :follow #'org-docview-open
+ :export #'org-docview-export
+ :store #'org-docview-store-link)
(defun org-docview-export (link description format)
"Export a docview link from Org files."
- (let* ((path (when (string-match "\\(.+\\)::.+" link)
- (match-string 1 link)))
+ (let* ((path (if (string-match "\\(.+\\)::.+" link) (match-string 1 link)
+ link))
(desc (or description link)))
(when (stringp path)
(setq path (org-link-escape (expand-file-name path)))
@@ -66,13 +68,14 @@
(t path)))))
(defun org-docview-open (link)
- (when (string-match "\\(.*\\)::\\([0-9]+\\)$" link)
- (let* ((path (match-string 1 link))
- (page (string-to-number (match-string 2 link))))
- (org-open-file path 1) ;; let org-mode open the file (in-emacs = 1)
- ;; to ensure org-link-frame-setup is respected
- (doc-view-goto-page page)
- )))
+ (string-match "\\(.*?\\)\\(?:::\\([0-9]+\\)\\)?$" link)
+ (let ((path (match-string 1 link))
+ (page (and (match-beginning 2)
+ (string-to-number (match-string 2 link)))))
+ ;; Let Org mode open the file (in-emacs = 1) to ensure
+ ;; org-link-frame-setup is respected.
+ (org-open-file path 1)
+ (when page (doc-view-goto-page page))))
(defun org-docview-store-link ()
"Store a link to a docview buffer."
@@ -80,8 +83,7 @@
;; This buffer is in doc-view-mode
(let* ((path buffer-file-name)
(page (image-mode-window-get 'page))
- (link (concat "docview:" path "::" (number-to-string page)))
- (description ""))
+ (link (concat "docview:" path "::" (number-to-string page))))
(org-store-link-props
:type "docview"
:link link