DataGrid SetMask Method

Sets the RowMask and ColumnMask property.

   R←I SetMask R C

I is a DataGrid instance. R is a Boolean vector the same length as the number of rows in I, marking rows to be dislayed.

C is a list of column names indicating the columns to be displayed and their order.

R is 0

This method should be used after the application is up and running and the DataGrid has been initialized.