次のエージェントはマルチパートエンティティの最初の、または唯一の分岐の最後にある子のプリアンブルを取得します。
Sub Initialize
Dim s As New NotesSession
Dim db As NotesDatabase
Dim dc As NotesDocumentCollection
Dim doc As NotesDocument
Dim mime As NotesMIMEEntity
Dim child As NotesMIMEEntity
Dim stream As NotesStream
Set db = s.CurrentDatabase
s.ConvertMIME = False ' Do not convert MIME to rich text
Set dc = db.UnprocessedDocuments
Set doc = dc.GetFirstDocument
If Not(doc Is Nothing) Then
Set mime = doc.GetMIMEEntity
If Not(mime Is Nothing) Then
Set child = mime.GetNextEntity(SEARCH_DEPTH)
While Not(child Is Nothing)
Set mime = child
Set child = mime.GetNextEntity(SEARCH_DEPTH)
Wend
If Not(mime.GetParentEntity() Is Nothing) Then
Messagebox mime.ContentAsText,, _
mime.GetParentEntity().Preamble
End If
Else
Messagebox "Not MIME",, doc.GetItemValue("Subject")(0)
End If
End If
s.ConvertMIME = True ' Restore conversion
End Sub