Classes

	Class	Description
	PickedBox	A class that contains two XYZ points representing the pick box on the screen.
	SelectableInViewFilter	A filter that passes elements that are selectable in the given view.
	Selection	Contains the current user selection of elements within the project.

Interfaces

	Interface	Description
	ISelectionFilter	An interface that provides the ability to filter objects during a selection operation.

	Enumeration	Description
	ObjectSnapTypes	This enumerated type contains object snap types allowed to be set during PickPoint operations.
	ObjectType	This enumerated type contains object types allowed to be selected during selection operations.
	PickBoxStyle	The enum that controls the style of the pick box.