property Slider.PictureDisplay as PictureDisplayEnum
Retrieves or sets a value that indicates the way how the graphic is displayed on the control's background

TypeDescription
PictureDisplayEnum A PictureDisplayEnum expression that indicates the way how the picture is displayed. 
By default, the PictureDisplay property is exTile. Use the PictureDisplay property specifies how the Picture is displayed on the control's background. If the control has no picture associated the PictureDisplay property has no effect. Use the BackColor property to change the control's background color. Use the Background property to change the visual appearance for any part of the control in any state.