Macro to save active drawing as PDF file into selected output folder and close drawing

This VBA macro performs the following steps with the active SOLIDWORKS drawing:

Shows Browse For Folder dialog to select the output folder for the PDF file
Saves the active drawing as PDF file into the folder selected in the previous step. File name of the PDF will be the same as file name of the drawing
If the original drawing was modified, macro saves the changes
Closes the active SOLIDWORKS drawing document

Dim swApp As SldWorks.SldWorks

Sub main()

    Set swApp = Application.SldWorks
    
    Dim swDraw As SldWorks.ModelDoc2
    
    Set swDraw = swApp.ActiveDoc
    
    If swDraw Is Nothing Then
        Err.Raise vbError, "", "Open drawing"
    End If
    
    If swDraw.GetType() = swDocumentTypes_e.swDocDRAWING Then
    
        Dim outFolder As String
        outFolder = BrowseForFolder()
        
        If Right(outFolder, 1) = "\" Then
            outFolder = Left(outFolder, Len(outFolder) - 1)
        End If
        
        If outFolder <> "" Then
        
            Dim outFileName As String
            outFileName = GetFileNameWithoutExtension(swDraw.GetPathName()) & ".pdf"
            
            Dim outFilePath As String
            outFilePath = outFolder & "\" & outFileName
            
            Dim errs As Long
            Dim warns As Long
            
            If False = swDraw.Extension.SaveAs(outFilePath, swSaveAsVersion_e.swSaveAsCurrentVersion, swSaveAsOptions_e.swSaveAsOptions_Silent, Nothing, errs, warns) Then
                Err.Raise vbError, "", "Failed to export PDF to " & outFile
            End If
            
            If False <> swDraw.GetSaveFlag() Then
                If False = swDraw.Save3(swSaveAsOptions_e.swSaveAsOptions_Silent, errs, warns) Then
                    Err.Raise vbError, "", "Failed to save drawing"
                End If
            End If
        
            swApp.CloseDoc swDraw.GetTitle
            
        End If
    Else
        Err.Raise vbError, "", "Active document is not a drawing"
    End If
    
End Sub

Function GetFileNameWithoutExtension(filePath As String) As String
    GetFileNameWithoutExtension = Mid(filePath, InStrRev(filePath, "\") + 1, InStrRev(filePath, ".") - InStrRev(filePath, "\") - 1)
End Function

Function BrowseForFolder(Optional title As String = "Select Folder") As String
    
    Dim shellApp As Object
    
    Set shellApp = CreateObject("Shell.Application")
    
    Dim folder As Object
    Set folder = shellApp.BrowseForFolder(0, title, 0)
    
    If Not folder Is Nothing Then
        BrowseForFolder = folder.Self.Path
    End If
    
End Function