    deferred class
    	EV_CHECKABLE_MENU_ITEM_IMP

    General
    	cluster: implementation_mswin
    	description: "Abstract notion of a checkable/uncheckable menu item."

    Ancestors
    	ANY
    	WEL_CONSTANTS
    	WEL_SHARED_FONTS
    	WEL_STANDARD_COLORS
    	WEL_SYSTEM_COLORS

    Queries
    	is_selected: BOOLEAN
    	pixmap_imp: EV_PIXMAP_IMP_STATE

    Commands
    	disable_select
    	enable_select