Imports System.IO
Imports System.Runtime.InteropServices

Public Class Form1

    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
        Dim objApplication As SolidEdgeFramework.Application = Nothing
        Dim objFolder As DirectoryInfo
        Dim objFileInfo As FileInfo
        Dim objDocuments As SolidEdgeFramework.Documents = Nothing
        Dim objDraftDoc As SolidEdgeDraft.DraftDocument = Nothing
        Dim objSheet As SolidEdgeDraft.Sheet = Nothing
        Dim objDrawingViews As SolidEdgeDraft.DrawingViews = Nothing
        Dim objDrawingView As SolidEdgeDraft.DrawingView = Nothing

        Try
            objApplication = Marshal.GetActiveObject("SolidEdge.Application")
            If objApplication Is Nothing Then
                ' Start Solid Edge
                objApplication = Activator.CreateInstance(Type.GetTypeFromProgID("SolidEdge.Application"))
                objApplication.Visible = True
            End If
            objFolder = GetTrainingFolder()
            objFileInfo = New FileInfo(Path.Combine(objFolder.FullName, "sbddaan.dft"))
            objDocuments = objApplication.Documents
            objDraftDoc = objDocuments.Open(objFileInfo.FullName)

            objSheet = objDraftDoc.ActiveSheet
            objDrawingViews = objSheet.DrawingViews
            objDrawingView = objDrawingViews.Item(1)
            objDrawingView.ClearEdgeOverrides()

        Catch ex As Exception
            MessageBox.Show(ex.ToString)
        End Try
    End Sub
    Function GetTrainingFolder() As DirectoryInfo
        Dim objInstallData As SEInstallDataLib.SEInstallData = Nothing
        Dim objInstallFolder As DirectoryInfo = Nothing
        Dim objTrainingFolder As DirectoryInfo = Nothing

        Try
            objInstallData = New SEInstallDataLib.SEInstallData
            objInstallFolder = New DirectoryInfo(objInstallData.GetInstalledPath())
            objTrainingFolder = New DirectoryInfo(Path.Combine(objInstallFolder.Parent.FullName, "Training"))
        Catch
        Finally
            If Not (objInstallData Is Nothing) Then
                Marshal.FinalReleaseComObject(objInstallData)
                objInstallData = Nothing
            End If
        End Try

        Return objTrainingFolder
    End Function
End Class