Thanks Alejandro, I will try what you propose!

What do you mean by
> Another thing bothering me is that you mentioned the method #nodes, thats 
> from the ROMondrianViewBuilder, which I think is not that friendly with 
> dynamic stuff.

How would you construct a view without using the ROMondrianViewBuilder? I am 
used to start as in the Roassal Easel like
        rawView := ROView new.
        view := ROMondrianViewBuilder view: rawView

And then adding nodes to the view, calling view nodes: myNodes

Cheers,
R



On Sep 20, 2013, at 1:49 PM, Alejandro Infante <[email protected]>
 wrote:

> In Roassal calling the method #signalUpdate to the view should show those new 
> nodes. If you want to re-layout the nodes you should apply a new layout to 
> the nodes before the #signalUpdate.
> 
> Another pretty interesting feature is the method ROContainer>>callback: 
> aCallback. The idea is that every time an element is added inside the 
> container the callback is called. 
> Now how you can use this:
> 
> element callback: (ROContainerCallbackLayout new layout: (ROGridLayout new 
> gapSize: 2)). 
> 
> Remember that you must send signalUpdate to the view if you want to see the 
> changes.
> 
> Another thing bothering me is that you mentioned the method #nodes, thats 
> from the ROMondrianViewBuilder, which I think is not that friendly with 
> dynamic stuff.
> It is a little bit ugly but you can always get the ROView from 
> ROMondrianViewBuilder sending the message #view and over that do all kind of 
> Roassal magic stuff, like adding the callback with the TreeLayout the the 
> ROView itself. Also for adding new nodes you should add them directly to the 
> ROView, or at least I haven't found the way to do that without having to add 
> all the nodes again to the Builder.
> 
> Hope that help you.
> 
> 
> 2013/9/20 [email protected] <[email protected]>
> *and have the visualization re-layouted?
> 
> On Sep 20, 2013, at 11:24 AM, "[email protected]" 
> <[email protected]>
>  wrote:
> 
> > Hi,
> >
> > I was playing around with Roassal (in particular, a tree map) and I have a 
> > question: Is there a way to dynamically adding nodes? I mean, once the view 
> > is generated to update the #nodes by adding a new node (and associations as 
> > well, i.e., edges) and have the visualization re-
> >
> > Thanks in advance.
> >
> > Roby
> 
> 
> 


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