The code for adding eventhandler
cbox.SelectionChanged += New AddressOf CreateWPFComboBox
looks like c# kode :)
it should look like this:
AddHandler(cbox.SelectionChanged),AddressOf CreateWPFComboBox
Furthermore, to be able to use the sub CreateWPFComboBox as an eventhandler for this event, it should look like this:
Private Sub CreateWPFComboBox(ByVal sender As Object, ByVal e As System.Windows.Controls.SelectionChangedEventArgs)