Versions: 6.8.x and 2003.x
Here is a generic method that will set the grid size of a 4D View area:

  ` Method: Set_PVGridSize
  ` $1 - 4D View reference ID
  ` $2 - Number of row
  ` $3 - Number of column
C_LONGINT($1;$2;$3)
PV SET DOCUMENT PROPERTY ($1;pv row count ;$2)
PV SET DOCUMENT PROPERTY ($1;pv column count ;$3)