<PackageReference Include="Relativity.Server.ObjectManager.SDK" Version="5000.0.2" />

CallingContext

public class CallingContext
Represents information about the web context from which the event handler is being called, such as the layout or page mode.
public LayoutRef Layout { get; set; }

Gets or set a LayoutRef containing the name and artifact ID of the layout associated with a call to an event handler.

public PageMode PageMode { get; set; }

Gets or sets the information needed by the event handler about the step in the page workflow associated with a call, such as a layout, list, edit, or other.

public string Referrer { get; set; }

Gets or sets a string indicating where the call to the event handler originates.

public CallingContext()