Originally posted by Sam Hobbs
A ComboBox is a combination of two controls; one of which is a list box. I think you can do what you need to do by setting the list box to use tabs, but I don't know the details.
The details are unfavorable. To use tabstops listbox must be created with LBS_USETABSTOPS. If it was not it successfully accepts style modification but it affects nothing - list appears to stay unaware of tabs.
In the case of combo it creates the plain listbox. I didn't found out how to cheat it.