[Click] handlers

[Eddie Kohler]

Hi Xiaophong,

> I only find how to reach read handler in userlevel by
> add -h handlername after click. But How can I reach
> write handler in userlevel. I need to write sth to the
> element after it is running. Or we can not use write
> handler in userlevel? THanks a lot for your time!

Try 'ControlSocket' for interactive handler gets and sets, and
'DriverManager' and 'PokeHandlers' for non-interactive gets and sets. All
three elements have manual pages.

Eddie