The Layout property specifies how the fields are arranged in the control's client area. By default, the Layout property is exLeftToRight. Use the CustomLayout method  to add new positions for the fields, when the Layout property is exCustomLayout. Use the FieldWidth property to specify the width of the fields. Use the FieldHeight property to specify the height of the fields. Use the VFieldCount property to specify the number of fields on the vertical axis. Use HFieldCount property to specify the number of fields on the horizontal axis.