Enum class indicating kinds of external file references 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
  Since:  2012 
  Since:  2012 
Syntax
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Members
| Member name | Description | 
|---|---|
| None | Uninitialized value | 
| RevitLink | Revit linked files | 
| CADLink | Linked CAD files | 
| DWFMarkup | DWF markup files | 
| KeynoteTable | The keynote table (The file which contains keynote information.) | 
| Decal | Decals (images which appear only during rendering) | 
| Material | Materials are not included as ExternalFileReferences in the 2012 release | 
| AssemblyCodeTable | The assembly code table (The file which contains assembly code information.) |