>Follow-up to my original posting:
>
>I looked at EXPLORER.EXE with the VS6 DEPENDS tool. I can see that EXPLORER
>takes advantage of COM, using COM components from SHELL32.DLL, BROWSEUI.DLL,
>and SHDOCVW.DLL. Interestingly, Internet Explorer also uses the latter two
>libraries too.
>
>Seems like the automation objects I am looking for might be in those
>libraries.
>
>Does anyone have any good references for these libraries?
>
>Thanks,
>Jim

Try to google for Windows API Treeview.