The access is not supported any more and should not be used. So that the lines of a grid overlap a negative value must be put in the access bGrid:OuterSpace.
A logical value that indicates whether the edges of the grids overlaps itself.
Access / Assign
By this access defined whether the grid lines of two cells to overlap itself. This is for example the case with the grids BGRID_OUTLINE, BGRID_OUTLINEHORIZONTAL and BGRID_OUTLINEVERTICAL.