This .NET class wraps the CellContentType ObjectARX enum. 

These values define the content cell types.

Public Enum CellContentTypes
  Block = 4
  Field = 2
  Unknown = 0
  Value = 1
End Enum

public enum CellContentTypes {
  Block = 4,
  Field = 2,
  Unknown = 0,
  Value = 1
}