    deferred class
    	EV_COLORIZABLE_I

    General
    	cluster: implementation_mswin
    	description: "EV_COLORIZABLE implementation interface."
    	keywords: "color, colored, colorable"

    Ancestors
    	EV_ANY_I*

    Queries
    	background_color: EV_COLOR
    	foreground_color: EV_COLOR

    Commands
    	set_background_color (a_color: [like background_color] EV_COLOR)
    	set_default_colors
    	set_foreground_color (a_color: [like foreground_color] EV_COLOR)