Alen Stanisic wrote: > Hi, > > in the following situation: > > class ISomeNames(IContained): > > items = List(... value_type=Object(schema=IName ..) ) > > class IName(Interface): > > afield = Choice(... vocabulary="AVocabulary" ..) > > say in the vocabulary I need to look up containment tree but IName > object does not have enought context set so I assume schema.Object > fields are not locatable. Or I guess they could be, my understanding > is that you could also point to an existing persistent object using > schema.Object field, which is not really what I am trying to do here. > I just want ISomeNames to be composed of list of IName objects. > > I have read a bit about contained proxies. Is the solution here to > wrap IName with this proxy and make it appear as if it is contained by > the container of ISomeNames. How would I do that? Or is there a way > to refer back to ISomeNames from IName? > > Also this thread touches on the subject of schema.Object locatability: > > http://mail.zope.org/pipermail/zope3-users/2006-December/005090.html
Hi Alen, I wrote a descriptor for something like this... http://yoma.svn.sourceforge.net/viewvc/yoma/yoma/trunk/site/property.py?view=markup _______________________________________________ Zope3-users mailing list Zope3-users@zope.org http://mail.zope.org/mailman/listinfo/zope3-users