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Prevent pdf page being persisted too many times

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This commit is contained in:
Henrik Lissner 2020-05-14 00:07:26 -04:00
parent 558ea08411
commit 92174200aa
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GPG key ID: 5F6C0EA160557395
1 changed files with 8 additions and 6 deletions
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14
modules/tools/pdf/config.el
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@ -26,16 +26,18 @@
pdf-view-use-imagemagick nil)
;; Persist current page for PDF files viewed in Emacs
(defvar +pdf--page-restored-p nil)
(add-hook! 'pdf-view-change-page-hook
(defun +pdf-remember-page-number-h ()
(when buffer-file-name
(doom-store-put buffer-file-name (pdf-view-current-page) nil "pdf-view"))))
(when-let (page (and buffer-file-name (pdf-view-current-page)))
(doom-store-put buffer-file-name page nil "pdf-view"))))
(add-hook! 'pdf-view-mode-hook
(defun +pdf-restore-page-number-h ()
(when-let (page (doom-store-get buffer-file-name "pdf-view"))
(or (and (< page 1)
(> page (pdf-cache-number-of-pages)))
(pdf-view-goto-page page)))))
(when-let (page (and buffer-file-name (doom-store-get buffer-file-name "pdf-view")))
(and (not +pdf--page-restored-p)
(<= page (or (pdf-cache-number-of-pages) 1))
(pdf-view-goto-page page)
(setq-local +pdf--page-restored-p t)))))
;; Add retina support for MacOS users
(when IS-MAC