Namespace: Autodesk.Revit.UI.Selection Interface: ISelectionFilter

ISelectionFilter.AllowReference

Method

Description:
Override this post-filter method to specify if a reference to a piece of geometry is permitted to be selected.

Remarks:
If an exception is thrown from this method, the element will not be permitted to be selected.

Syntax

bool AllowReference(
	Reference reference,
	XYZ position
)

Function AllowReference ( 
	reference As Reference,
	position As XYZ
) As Boolean

bool AllowReference(
	Reference^ reference, 
	XYZ^ position
)

abstract AllowReference : 
        reference : Reference * 
        position : XYZ -> bool

Parameters

Parameter	Type	Description
reference	Reference	A candidate reference in selection operation.
position	XYZ	The 3D position of the mouse on the candidate reference.

Return Value

Type	Description
Boolean	Return true to allow the user to select this candidate reference. Return false to prevent selection of this candidate.