File |
Identifies if the dialog should include a region showing a preview of the selected file.
Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.0.0.0 (25.0.0.0)

Property Value
BooleanThe default value is false, to not show the preview area in the dialog. If set to true, note that Revit may not be able to show a preview of all possible file types.
