    deferred class
    	EV_DOCKABLE_TARGET_I

    General
    	cluster: implementation_mswin
    	description: "Implementation interface for dockable target."

    Ancestors
    	EV_ANY_I*
    	EV_DOCKABLE_TARGET_ACTION_SEQUENCES_I*

    Action sequences
    	docked_actions: EV_DOCKABLE_SOURCE_ACTION_SEQUENCE

    Queries
    	is_docking_enabled: BOOLEAN
    	veto_dock_function: FUNCTION [ANY, TUPLE [EV_DOCKABLE_SOURCE], BOOLEAN]

    Commands
    	disable_docking
    	enable_docking
    	set_veto_dock_function (a_function: FUNCTION [ANY, TUPLE [EV_DOCKABLE_SOURCE], BOOLEAN])