[Pharo-users] How to programatically select an item in a Spec TreeModel ?
stepharo at free.fr
Mon Oct 26 16:32:37 EDT 2015
We should make sure that we can use FT instead of NewList (this is on my
todo since ages).
Le 26/10/15 08:27, Edouard KLEIN a écrit :
> > FT is FastTable. This is a project begun by Esteban to replace the old
> slow list on Pharo.
> > Pharo 5 uses FastTable now.
> Thanks for the details. Should I update to Pharo5 tu use FT ?
> As for my progress in debugging things. I see that the roots and the
> children behave differently (although they are created equal by my
> nodeFromTreeStructure: method), for instance, root nodes are not
> inspectable, when I try to see them in an inspector I get :
> MessageNotUnderstood SpecTreeNodeModel>>gtInspectorMorphIn.
> Children nodes can be seen in the inspector without a hitch.
> Also, root nodes know their widget (a MorphicTreeNodeAdapter) whereas
> the children return nil.
> Any help, even just a reference at someplace to look, would be
> On Mon, 26 Oct 2015 at 11:49 Ferlicot D. Cyril
> <cyril.ferlicot at gmail.com <mailto:cyril.ferlicot at gmail.com>> wrote:
> Le 26/10/2015 10:38, Edouard KLEIN a écrit :
> > What is FT ?
> FT is FastTable. This is a project begun by Esteban to replace the old
> slow list on Pharo.
> Pharo 5 uses FastTable now.
> > I did some debugging. When I send the selected:#true message to
> a root
> > node, it goes down to the Morphic classes, and everything is
> fine, when
> > I send it to a child node, the dependents array of the
> TreeNodeModel is
> > nil, so nobody gets the message. I don't know enough about Spec
> yet to
> > understand what dependents are and why there are none on a child
> > Because I really need to get this done quickly, I will try to
> write a
> > quick and dirty fix in a subclass that will directly talk to the
> > objects underneath.
> > Now, with some guidance from you guys, I would be really happy
> to take
> > some time and write some useful code that could solve this problem
> > correctly, and have it commited for anyone to use. But first, in
> > to justify to my employer that coding with Pharo was a good
> choice, I
> > need to make my application work.
> > I'll update here as I go.
> Cyril Ferlicot
> 165 Avenue Bretagne
> Lille 59000 France
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