Imports System.IO
Imports System.Runtime.InteropServices

Module Example
    <STAThread()> _
    Sub Main()
        Dim objApplication As SolidEdgeFramework.Application = Nothing
        Dim objDraftDocument As SolidEdgeDraft.DraftDocument = Nothing
        Dim objSheet As SolidEdgeDraft.Sheet = Nothing
        Dim objDrawingViews As SolidEdgeDraft.DrawingViews = Nothing
        Dim objDrawingView As SolidEdgeDraft.DrawingView = Nothing
        Dim d As Double

        Try
            OleMessageFilter.Register()

            objApplication = Marshal.GetActiveObject("SolidEdge.Application")
            objDraftDocument = objApplication.ActiveDocument
            objSheet = objDraftDocument.ActiveSheet
            objDrawingViews = objSheet.DrawingViews

            For Each objDrawingView In objDrawingViews
                objDrawingView.SetPerspectiveOff()
                objDrawingView.Update()
            Next

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