Private Sub Form_Load()
    Dim objApp As SolidEdgeFramework.Application
    Dim objDoc As SolidEdgepart.PartDocument
    Dim objBody As SolidEdgeGeometry.Body
    Dim objEdges As Object
    Dim objEdgesCol As Object
    Const TESTFILE = "T:\vbtests\testcases\freeform.par"
    ' Report errors
    Const PI = 3.14159265358979
    ' Create/get the application with specific settings
    On Error Resume Next
    Set objApp = GetObject(, "SolidEdge.Application")
    If Err Then
        Err.Clear
        Set objApp = CreateObject("SolidEdge.Application")
        Set objDoc = objApp.Documents.Add("SolidEdge.PartDocument")
        objApp.Visible = True
    Else
        Set objDoc = objApp.ActiveDocument
    End If
    On Error GoTo 0
    ' Close active document if any
    Call objDoc.Close
    ' Open a testcase file
    Set objDoc = objApp.Documents.Open(TESTFILE)
    ' Get the body object of the model
    Set objBody = objDoc.Models(1).Body
    'Create an userdefined EdgeCollection object
    Set objEdgesCol = objBody.CreateCollection(Type:=seEdgeCollection)
    ' Get the edges of the body object
    Set objEdges = objBody.Edges(EdgeType:=igQueryAll)
    ' Add few items to EdgeCollection
    Call objEdgesCol.Add(objEdges(1))
    Call objEdgesCol.Add(objEdges(3))
    ' USER DISPLAY
    ' Release objects
    Set objApp = Nothing
    Set objDoc = Nothing
    Set objBody = Nothing
    Set objEdges = Nothing
    Set objEdgesCol = Nothing
End Sub