Retrieves the display index of the row associated with the specified bookmark.
public int getDisplayIndex( Object bookmark )
bookmark
The bookmark associated with the row.
Returns the zero-based display index of the row. If the specified row is not currently visible, then -1 is returned.
WFCInvalidArgumentException thrown if the DataGrid control is not bound.
A row's display index indicates the order in which it is displayed in the grid's current scroll position. The topmost visible row has a display index of 0.