    deferred class
    	EV_DOCKABLE_SOURCE

    Ancestors
    	EV_ANY*
    	EV_DOCKABLE_SOURCE_ACTION_SEQUENCES*

    Descendants
    	EV_TOOL_BAR_BUTTON
    	EV_WIDGET*

    Clients
    	EV_DOCKABLE_SOURCE*
    	EV_DOCKABLE_SOURCE_I*
    	EV_DOCKABLE_SOURCE_IMP*
    	EV_TOOL_BAR_BUTTON
    	EV_WIDGET*

    Suppliers
    	BOOLEAN
    	EV_CONTAINER*
    	EV_DOCKABLE_SOURCE*
    	EV_DOCKABLE_SOURCE_I*
    	EV_TOOL_BAR
    	EV_TOOL_BAR_BUTTON
    	EV_WIDGET*