If the "Enable" setting in the "Sliding focus" group is checked, the "sliding focus" feature of the &xwp; PM hook becomes enabled. After this, &xwp; will always make the window which is currently under the mouse pointer active, even if you have not clicked on it. This feature is most prominent under X Window systems (where it is usually called "Focus follows mouse"), but is very helpful on &os2; as well.

The other items in the "Sliding focus" group can then be used to influence the behavior of this feature: