Exposes a related set of properties that reflect a controls ability to manage a value within a finite range. It conveys a controls valid minimum and maximum values and its current value. Examples: Numeric Spinners Progress Bar, IP Control (on the individual octets) some Color Pickers ScrollBars some Sliders public interface that represents UI elements that are expressing a current value and a value range. public interface has same definition as IValueProvider. The two patterns' difference is that RangeValue has additional properties, and properties generally do not appear in the pattern public interfaces.

'Declaration
 
Public Interface IUiaRangeValueProvider 

public interface IUiaRangeValueProvider