A class contains reference to Application and View which are needed by external command.

Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 23.0.0.0 (23.1.0.0)

Syntax

C#
public class ExternalCommandData : APIObject
Visual Basic
Public Class ExternalCommandData _
	Inherits APIObject
Visual C++
public ref class ExternalCommandData : public APIObject

Inheritance Hierarchy

System..::..Object
  Autodesk.Revit.DB..::..APIObject
    Autodesk.Revit.UI..::..ExternalCommandData

See Also