Gets or sets the vertical scroll position.
Assembly: PresentationFramework (in PresentationFramework.dll)
Property ValueType: System.Double
A floating-point value that specifies the vertical scroll position, in device-independent units (1/96th inch per unit).
Setting this property causes the text editing control to scroll to the specified vertical offset. Reading this property returns the current vertical offset.
The value of this property is 0.0 if the text editing control is not configured to support scrolling.
This property has no default value.
An attempt is made to set this property to a negative value.
The vertical offset is measured from the top of the visible text area.
Available since 3.0