Gets the ids of all elements which are external file references.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 23.0.0.0 (23.1.0.0)
Since:  2012

Syntax

C#
public static ICollection<ElementId> GetAllExternalFileReferences(
	Document aDoc
)
Visual Basic
Public Shared Function GetAllExternalFileReferences ( _
	aDoc As Document _
) As ICollection(Of ElementId)
Visual C++
public:
static ICollection<ElementId^>^ GetAllExternalFileReferences(
	Document^ aDoc
)

Parameters

aDoc
Type: Autodesk.Revit.DB..::..Document
A Revit Document.

Return Value

The ids of all elements which are external file references.

Remarks

This function will not return the ids of nested Revit links; it only returns top-level references.

Exceptions

ExceptionCondition
Autodesk.Revit.Exceptions..::..ArgumentNullException A non-optional argument was null

See Also