How to create node like Select model element node?

Hi guys,
I’m developing package, i want to create node like Select model element but i can’t
I want to filter some category while selecting (Select model element will select all) like code:

IList<Reference> refs = UiDoc.Selection.PickObjects(ObjectType.Element, new FramingFilter());

Is there any documentation about my issue ?
Thank in advanced.

Pretty sure that exact functionality exists within the #springnodes package, have a look there :wink:

Hi @Ewan_Opie
Thank for your reply.
Spring is very good package, i was test Select node in Spring and it’s helpful
I think, if node select have interface like node Select Model Element of Revit so it’s best solution.
Is there any documentation about that ?
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