ido-setup-hook

ido-setup-hook is a variable defined in `ido.el'.
Its value is

nil

• This variable may be risky if used as a file-local variable.

Documentation:
Hook run after the Ido variables and keymap have been setup.
The dynamic variable `ido-cur-item' contains the current type of item that
is read by Ido; possible values are file, dir, buffer, and list.
Additional keys can be defined in `ido-completion-map'.

You can customize this variable.