From mboxrd@z Thu Jan  1 00:00:00 1970
From: Joe Riel <joer@san.rr.com>
Subject: Re: Specify page number in hyperlink [to pdf]
Date: Thu, 29 Apr 2010 21:43:49 -0700
Message-ID: <4BDA6005.2080708@san.rr.com>
References: <4BD87ED7.5030907@san.rr.com> <4BD9DC70.3090006@jboecker.de>
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To: =?ISO-8859-1?Q?Jan_B=F6cker?= <jan.boecker@jboecker.de>
Cc: emacs-orgmode@gnu.org

Jan Böcker wrote:
> On 28.04.2010 20:30, Joe Riel wrote:
>   
>> The hyperlink syntax allows specifying a line number, however,
>> that doesn't do anything (other than force the document to
>> be opened inside of emacs) with a non-text file (say a pdf).
>>
>> Is therea an extension to allow specifying a page number
>> so that a link to a pdf is opened at the specified page?
>>     
>
> There is in the current git version, its not yet documented though.
>
>
> Add an entry to the variable org-file-apps like this:
> ("\\.pdf::\\([0-9]+\\)\\'" . "evince \"%s\" -p %1")
>
> Or as seen in the customize interface:
> Extension: \.pdf::\([0-9]+\)\'
> Command:   evince "%s" -p %1
>
> The subexpression \([0-9]+\) in the regex captures the page number,
> which replaces the %1 in the command string. (This example assumes you
> want to open your PDFs with evince, which accepts a page number after
> the -p option.)
>
> You can then reference a specific page of a PDF like this:
> [[file:/path/to/document.pdf::42]]
>
> I had planned to document this yesterday, but unfortunately spent the
> better part of the day recovering from a cold. I will send a patch
> describing how this works, when exactly the new behaviour kicks in and
> the implications for backwards compatibility as soon as I find time to
> describe it compactly enough to fit into the docstring.
>
> HTH, Jan
>   
A related question; can this extension be used with link abbreviations?

I tried

#+LINK: sample file:/home/joe/sample.pdf

with

[[sample::3]]

but that does not work.