The index returned may correspond to a column that is only partially visible.
This property is read-only. To scroll the contents of the grid, see the C1.Win.C1FlexGrid.C1FlexGridBase.TopRow, C1.Win.C1FlexGrid.C1FlexGridBase.LeftCol, and ScrollPosition properties.
To ensure that a cell is visible, use the C1.Win.C1FlexGrid.C1FlexGridBase.ShowCell method.