Re: [XUL Tree] missing twisty after transforming a leaf into a container

You probably need to add the primary attribute to the first column.


On 12-06-20 5:56 AM, Pernot Christian wrote:
> Hi,
>
> We're using a RDF tree for displaying objects hierarchy.
> It loads a main RDF on user query, then it adds other RDFs when user
> open nodes which don't have children loaded yet.
>
> This basically works (thanks to answer in the thread
> <[email protected]> 02/09/2012)
>
> I'm facing something I didn't notice at this time: the user selects a
> leaf object C (rdf:li) and wants to create a child.
>
> A
> |->B
> |-C
>
> AFter the creation (server-side), we then reload this part of the graph
> but the C object will still look like a leaf (no twisty).
> If I dbl-click on it, it will open and reveal the "just created object".
>
> I tried to add an Unassert call before adding the RDF, with no luck.
>
> It will only appear if I completely reload the tree (remove all
> datasources, and add one new).
>
> I don't know what could cause this behaviour.
>
>
> Thanks for reading and helping :)