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 objStudyOwner As SolidEdgePart.StudyOwner = Nothing
        Dim objStudy As SolidEdgePart.Study = Nothing
        Dim dwOptions As UInt32 = 1
        Dim ulNumModes As ULong = 6
        Dim dFreqRangeLow As Double = 1.5
        Dim dFreqRangeHigh As Double = 2.5
        Dim strNasCmdLine As String = "Append=Y"
        Dim strNasKeywordOpts As String = ""

        Try
            OleMessageFilter.Register()

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

            objStudyOwner = objPartDocument.StudyOwner
            objStudyOwner.GetActiveStudy(objStudy)

            objStudy.SetNastranOptions(dwOptions, _
                                       ulNumModes, _
                                       dFreqRangeLow, _
                                       dFreqRangeHigh, _
                                       strNasCmdLine, _
                                       strNasKeywordOpts)

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