deferred class
	EV_BUTTON_I

Ancestors
	EV_BUTTON_ACTION_SEQUENCES_I*
	EV_FONTABLE_I*
	EV_PIXMAPABLE_I*
	EV_PRIMITIVE_I*
	EV_TEXT_ALIGNABLE_I*

Descendants
	EV_BUTTON_IMP
	EV_RADIO_BUTTON_I*
	EV_TOGGLE_BUTTON_I*

Clients
	EV_BUTTON
	EV_BUTTON_I*
	EV_OPTION_BUTTON

Suppliers
	BOOLEAN
	EV_BUTTON_I*