This property sets or gets the type of the packing used for the next child of this control. This applies to all boxes and panes.
Return value:
This property returns the packing type used for the next child that is added to a container.
It's recommended that you use the Packing property on the child instead.
Example
box=new RHBox(Sender);
box.PackType=PACK_SHRINK;
filler=new RImage(box); // next child is filler
filler.LoadResource(ADD,ICON_SIZE_MENU);
filler.Show();