--- Dom Lachowicz <[EMAIL PROTECTED]> wrote: > On Tue, 2002-10-29 at 09:31, Dr William Bland wrote: > > Hello, > > If I understand correctly, Abiword represents a > > document by a doubly-linked list of objects > > (strings, images, etc.) where the format > > parameters (e.g. boldness, font size, etc.) are > > constant over a single object in the list. > > > > I am trying to > > 1. Find the list of objects that corresponds to > > the > > document in the currently selected > > frame. > > 2. Step through it, from the first object to > > the last. > > Unfortunately I'm not getting very far. Could > > someone post a code snippet if this is just a few > > lines (I'm sure it must be simple to those who > > know how!) or if it's not so simple some hints > > would be great. > > Hi Bill, > > The only way I know how to do this *easily* is via > writing an exporter. > When you save the document, you necessarily iterate > over the objects in the current document in a > sequential manner. > > You could write a shim/dummy exporter which doesn't > write anything to disk (serializing the object list, > as it were), but instead did some other operation > based on the object list that's being enumerated. > > Barring that, another good start would be to look at > how these objects get enumerated in the piece-table > code when being exported. Clearly we already have > code for iterating over all of the objects in the > document. You might be able to steal or use it.
This Feature Request in AbiWord's Bugzilla might also be interesting to you: http://bugzilla.abisource.com/show_bug.cgi?id=4117 "RFE: APIs to iterate through document" Andrew Dunbar. > Cheers, > Dom > ===== http://linguaphile.sourceforge.net/cgi-bin/translator.pl http://www.abisource.com __________________________________________________ Do You Yahoo!? Everything you'll ever need on one web page from News and Sport to Email and Music Charts http://uk.my.yahoo.com
