Create Multipart/Mixed MIME message

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This example was provided for a customer who requested an example that demonstrates how to create a multipart/mixed message with various sub-parts.

Private Sub Command1_Click()

    Dim topLevel As New ChilkatMime
    topLevel.UnlockComponent "UnlockCode"
    topLevel.NewMultipartMixed
    
    ' Add an XML part
    Dim mimePart As New ChilkatMime
    mimePart.SetBodyFromXml "<test>This is a test</test>"
    mimePart.SetHeaderField "Content-ID", "</tnn-200102/mm7-submit>"
    topLevel.AppendPart mimePart
    
    ' Create a multipart/mixed sub-part and append it
    Dim mixedSubPart As New ChilkatMime
    mixedSubPart.NewMultipartMixed
    
    ' Now add items to mixedSubPart
    Dim m As New ChilkatMime
    m.SetBodyFromPlainText "This is the SMIL"
    m.SetHeaderField "Content-ID", "<file.smil>"
    m.SetHeaderField "Content-Type", "application/smil; charset=us=ascii"
    mixedSubPart.AppendPart m
    
    Dim m2 As New ChilkatMime
    m2.SetBodyFromPlainText "This is plain text"
    m2.Charset = "us-ascii"
    m2.SetHeaderField "Content-ID", "<mytext.txt>"
    m2.SetHeaderField "Content-Location", "mytext.txt"
    mixedSubPart.AppendPart m2
    
    Dim mGif As New ChilkatMime
    mGif.SetBodyFromFile "dude.gif"
    m.SetHeaderField "Content-ID", "<tiger.gif>"
    m.SetHeaderField "Content-Location", "tiger.gif"
    mixedSubPart.AppendPart mGif
    
    topLevel.AppendPart mixedSubPart
    
    ' Display the MIME
    Text1.Text = topLevel.GetMime()
    
End Sub