Revit Link Type Get Top Level Link(Document, External Resource Reference) Method

Returns the ElementId of the (top-level) linked model with the given ExternalResourceReference.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Syntax

public static ElementId GetTopLevelLink(
	Document document,
	ExternalResourceReference reference
)

Public Shared Function GetTopLevelLink ( 
	document As Document,
	reference As ExternalResourceReference
) As ElementId

public:
static ElementId^ GetTopLevelLink(
	Document^ document, 
	ExternalResourceReference^ reference
)

static member GetTopLevelLink : 
        document : Document * 
        reference : ExternalResourceReference -> ElementId

document Document: The document to look for the linked model in.
reference ExternalResourceReference: An ExternalResourceReference indicating which linked model to return.

ElementId
The id of the link with the given ExternalResourceReference, or InvalidElementId if there is no top-level link at that location.

Exceptions

Exception	Condition
ArgumentNullException	A non-optional argument was null

Remarks

This function will not return nested links.

Revit will not check the version when checking for resource equality.