DisclosureTriangle Class
Used to add a disclosure triangle to a window. A DisclosureTriangle can face either left or right in its "closed" position.
More information available in parent classes: RectControl:Control:Object
When the user clicks a DisclosureTriangle control, the value of Value is toggled automatically.
Because this is a RectControl, see the RectControl for other properties and events that are common to all RectControl objects.
See Also
RectControl class.