[texworks] Implementing word and / or character level synchronization in TeXworks using SyncTeX

Paul A Norman paul.a.norman at gmail.com
Thu Feb 10 06:49:55 CET 2011

Apologies for incomplete http here is the full address:



On 10 February 2011 17:46, Paul A Norman <paul.a.norman at gmail.com> wrote:

> Dear Amartyo,
> Here is a Script that may help a little, change as needed.
> http://code.google.com/p/texworks/issues/detail?id=261
> Searching within Large Paragraph(s) located by syncTeX from Tw Previewer.
>   Out of discussion: -   http://tug.org/mailman/htdig/texworks/2011q1/003737.html
> Standard Tw Find does not give multiple results for a Find performed within in a Selected area.
>   INSTALLATION: Unzip anywhere under your Scripts folder (new folder or existing one or  none).
>   USAGE:  Triple Click the target paragraph / select paragraph(s) first, then run this script. Shortcut Alt+L & ALt+S
> If multiple results are found, a drop down selection box is presented to the User to choose from, otherwise if one result it found - the chosen result is jumped to and highlighted.
> Script has much room for improvement ...
> And could be partially automated if we had access to a global varible that could be updated at this point in PDFdocument.cpp Line 1464 (ver 0.3 rev 729)
> TeXDocument::openDocument(QFileInfo(curDir, filename).canonicalFilePath(), true, true, synctex_node_line(node));
>   http://code.google.com/p/texworks/issues/detail?id=472
> Regards,
> paul
> On 5 February 2011 21:38, Stefan Löffler <st.loeffler at gmail.com> wrote:
>> Hi,
>> On 2011-02-04 14:58, amartyo banerjee wrote:
>> > At the place where I work, we are very interested in adding to the
>> > 'Jump to Source' feature in TeXworks such that one can jump to a
>> > particular character or word in the source file that has been
>> > highlighted in the output pdf file. It would make it much easier to
>> > work with the LaTeX files we use in production, which often contain
>> > very large paras.
>> >
>> > I understand that similar functionality is implemented in TeXShop and
>> iTeXMac2.
>> >
>> > Is any work already being done to implement this feature? If so when
>> > might it be available, either in svn or a release version?
>> >
>> > If nobody else is already planning / working on it, I would appreciate
>> > any and all pointers on how to go about implementing this feature.
>> > Like I said, it really needs to implemented in my workplace. Also,
>> > what would be required to get this incorporated into TexWorks, once it
>> > is complete?
>> As is stated in the source code of SyncTeX [1] (which is used for
>> synchronization in Tw), "[Access to column numbers] is not yet fully
>> supported in TeX, the default implementation returns 0 which means the
>> whole line." Some short tests on TL'10 support that. So, at the moment
>> it would seem that the main problem is on the TeX side of things - I'm
>> not sure if any work is done to solve this right now. So it would
>> probably be best to ask for this feature on a TeX list. Once that is
>> implemented, it should be straight-forward to get it up and running in Tw.
>> Of course, in principle other approaches exist, such as using some
>> string search routines to find the word that was clicked. But that is
>> far from reliable. Just imagine a word occurring several times in a
>> line. Or think about the complexities TeX offers, with nested commands,
>> etc. So I think SyncTeX is the better alternative here.
>> HTH
>> Stefan
>> [1] http://itexmac.sourceforge.net/SyncTeX.html
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