Replace Component (VB.NET)

'---------------------------------------------------------------------------
' Preconditions:
' 1. Read the SOLIDWORKS Document Manager API Getting Started
'    topic and ensure that the required DLLs are registered.
' 2. Copy and paste this code into a VB.NET console application
'    in Microsoft Visual Studio.
' 3. Add the SolidWorks.Interop.swdocumentmgr.dll reference to the project:
'    a. Right-click the solution in Solution Explorer.
'    b. Click Add Reference.
'    c. Click Browse.
'    d. Click:
'       install_dir\api\redist\SolidWorks.Interop.swdocumentmgr.dll
'    e. Click Add.
'    f. Click Close.
' 4. Ensure that the model to open exists.
' 5. Substitute your_license_key with your SOLIDWORKS Document
'    Manager license key.
' 6. Open the Immediate window.
'
' Postconditions:
' 1. Inspect the Immediate window.
' 2. The first instance of the shaft washer component is
'    replaced with a lock washer in the document.
'
' NOTE: The specified file should be backed up before running this macro,
' as it is used elsewhere. The macro uses a replacement that does not
' properly fit in the model.
'--------------------------------------------------------------------------

Imports System.Diagnostics
Imports SolidWorks.Interop.swdocumentmgr

Module Module1

    Sub Main()

        Dim swCf As SwDMClassFactory
        swCf = New SwDMClassFactory()
        Dim swDocMgr As SwDMApplication
        swDocMgr = DirectCast(swCf.GetApplication("your_license_key"), SwDMApplication)
        Dim swDoc12 As SwDMDocument12
        Dim res As SwDmDocumentOpenError
        Dim dt As SwDmDocumentType
        dt = SwDmDocumentType.swDmDocumentAssembly
        Dim filename As String
        
        filename = "C:\Users\Public\Documents\SOLIDWORKS\SOLIDWORKS 2018\samples\tutorial\advdrawings\98food processor.sldasm"
        swDoc12 = TryCast(swDocMgr.GetDocument(filename, dt, False, res), SwDMDocument12)

        If swDoc12 Is Nothing Or (res <> SwDmDocumentOpenError.swDmDocumentOpenErrorNone) Then
            Debug.Print("Error opening file...")
            Return
        End If

        Debug.Print("Getting the active configuration...")
        Dim activeConfig As SwDMConfiguration8
        Dim configMgr As SwDMConfigurationMgr
        configMgr = swDoc12.ConfigurationManager
        configMgr.GetConfigurationNames()
        activeConfig = TryCast(configMgr.GetConfigurationByName(configMgr.GetActiveConfigurationName()), SwDMConfiguration8)
        If activeConfig Is Nothing Then
            Debug.Print("Error getting the active configuration...")
            Return
        End If

        Debug.Print("Getting the components of the active configuration...")
        Dim vComponents As Object()
        vComponents = DirectCast(activeConfig.GetComponents(), Object())
        Dim swDmComponent As SwDMComponent6

        Dim i As Integer
        For i = 0 To vComponents.Length - 1
            swDmComponent = DirectCast(vComponents(i), SwDMComponent6)
            If swDmComponent.Name = "shaft washer" Then
                Dim bResult As Boolean = swDmComponent.Replace("C:\Users\Public\Documents\SOLIDWORKS\SOLIDWORKS 2018\samples\tutorial\smartcomponents\lockwasher.sldprt", "Default", False)
                Debug.Print("Replacing shaft washer with lock washer...")
                Debug.Print(bResult.ToString())
                Exit For
            End If
        Next

        swDoc12.Save()
        swDoc12.CloseDoc()


    End Sub

End Module