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From "Ryan Ackley" <sack...@cfl.rr.com>
Subject Re: Powerpoint conversion Help!!
Date Sat, 16 Aug 2003 02:09:52 GMT
I'd be willing to help if I knew that anything developed would be added to
POI.

----- Original Message ----- 
From: "Michael Zalewski" <zalewski@optonline.net>
To: "POI Developers List" <poi-dev@jakarta.apache.org>
Sent: Friday, August 15, 2003 6:11 PM
Subject: RE: Powerpoint conversion Help!!


> No answer so far on the list, so here is my comment.
>
> I don't know for sure, but I think that there are several UserEditAtoms,
> unless the file has been completely saved, in which case there will only
be
> one.
>
> The UserEditAtoms, and the slides that were changed just get appended to
the
> end of the stream. So I think the stream is like this:
>
> SlidePersist Container for original document
> UserEditAtom
> SlidePersist Container for first revision
> UserEditAtom describing the first revision
> SlidePersist Container for second revision
> UserEditAtom...
>
> I'm not entirely sure if the above explanation is correct.
>
> Anyone else on this list delving into Power Point?
>
> -----Original Message-----
> From: Sukesh M Prabhakar [mailto:sprabhak@in.ibm.com]
> Sent: Thursday, August 14, 2003 8:13 AM
> To: poi-dev@jakarta.apache.org
> Subject: Powerpoint conversion Help!!
>
> Hi,
> I am working on reading the binary stream of PowerPoint and converting to
> Java objects.Currently I am facing the problem of edited slides.
>
> Observation:
> The Slide record contains a SlideAtom but it does not contain any unique
> slide ID/Number.
> The SlideListWithText record contains a unique slide ID by which I can
> recognise a particular slide.
> Once a powerpoint file is saved,any subsequent edits or changes to a slide
> creates a new slide record in the binary stream.
>
> Problem:
> I need to co- relate the original slide with the edited slide. In the
sense
> I need to know which slide has been edited so that I can make changes to
> the corresponding user object.
> The UserEditAtom contains the file position of the last edit and also the
> slide ID of the last edited slide.But what if more than one slide has been
> changed or edited.
>
> Please mail me some ideas as how to overcome this problem.
>
>
> Thanks and Regards
> Sukesh
>
>
>
>
> --Life is not measured by the number of breaths we take,
>  but by the moments that take our breath away.
>
>
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