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

Namespace: Autodesk.Revit.UI.Selection
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 2015.0.0.0 (2015.0.0.0)

Syntax

C#
`bool AllowReference( Reference reference, XYZ position )`

Visual Basic
`Function AllowReference ( _ reference As Reference, _ position As XYZ _ ) As Boolean`

Visual C++
`bool AllowReference( Reference^ reference, XYZ^ position )`

reference: Type: Autodesk.Revit.DB Reference
A candidate reference in selection operation.

position: Type: Autodesk.Revit.DB XYZ
The 3D position of the mouse on the candidate reference.

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

Remarks

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