    deferred class
    	EV_ACCELERATOR_I

    General
    	cluster: implementation_mswin
    	description: "Eiffel Vision accelerator. Implementation interface."

    Ancestors
    	EV_ANY_I*

    Action sequences
    	actions: EV_NOTIFY_ACTION_SEQUENCE

    Queries
    	alt_required: BOOLEAN
    	control_required: BOOLEAN
    	key: EV_KEY
    	parented: BOOLEAN
    	shift_required: BOOLEAN

    Commands
    	disable_alt_required
    	disable_control_required
    	disable_parented
    	disable_shift_required
    	enable_alt_required
    	enable_control_required
    	enable_parented
    	enable_shift_required
    	set_key (a_key: EV_KEY)