TTouchScrollEvent = procedure (Sender: TObject; X,Y: Integer) of
object
Available In: Client and Server Applications
The TTouchScrollEvent type is a common event type that is used by controls to provide notification that a control is being scrolled using a touch movement in any direction.
The Sender parameter represents the class instance that triggered the event. The X parameter indicates the horizontal movement, in pixels, while the Y parameter indicates the vertical movement, in pixels.