Imports System.IO
Imports System.Runtime.InteropServices

Module Example
    <STAThread()> _
    Sub Main()
        Dim objApplication As SolidEdgeFramework.Application = Nothing
        Dim objPartDocument As SolidEdgePart.PartDocument = Nothing
        Dim objFamilyMembers As SolidEdgePart.FamilyMembers = Nothing
        Dim objFamilyMember As SolidEdgePart.FamilyMember = Nothing

        Try
            OleMessageFilter.Register()

            ' Connect to Solid Edge
            objApplication = Marshal.GetActiveObject("SolidEdge.Application")
            objApplication.Visible = True
            objPartDocument = objApplication.ActiveDocument
            objFamilyMembers = objPartDocument.FamilyMembers

            ' Loop through famliy members.
            For Each objFamilyMember In objFamilyMembers

            Next
        Catch ex As Exception
            Console.WriteLine(ex.Message)
        Finally
            OleMessageFilter.Revoke()
        End Try
    End Sub
End Module