Flags returned by the environment in the IVsTrackProjectDocuments2.OnQueryAddFiles and the IVsTrackProjectDocumentsEvents2.OnQueryAddFiles methods. These flags indicate whether a project can add the file to the project.
Namespace:  Microsoft.VisualStudio.Shell.Interop
Assembly:  Microsoft.VisualStudio.Shell.Interop (in Microsoft.VisualStudio.Shell.Interop.dll)
Syntax
'Declaration
Public Enumeration VSQUERYADDFILERESULTS
public enum VSQUERYADDFILERESULTS
public enum class VSQUERYADDFILERESULTS
type VSQUERYADDFILERESULTS
public enum VSQUERYADDFILERESULTS
Members
| Member name | Description | |
|---|---|---|
| VSQUERYADDFILERESULTS_AddNotOK | File cannot be added to the project. | |
| VSQUERYADDFILERESULTS_AddOK | File can be added to the project. | 
Remarks
COM Signature
From IVsTrackProjectDocumentsEvents2.idl:
typedef enum tagVSQUERYADDFILERESULTS
{
   VSQUERYADDFILERESULTS_AddOK    = 0,
   VSQUERYADDFILERESULTS_AddNotOK = 1
} VSQUERYADDFILERESULTS;