Determines whether a specified point is near the dock site.
The specified point in screen coordinates.
Specifies which edge the point is near. Possible values are CBRS_ALIGN_LEFT, CBRS_ALIGN_RIGHT, CBRS_ALIGN_TOP, and CBRS_ALIGN_BOTTOM
if the point is near the outer border of the dock site; FALSE otherwise.
if the point is near the dock site; otherwise FALSE.
The point is near the dock site when it is within the sensitivity set in the docking manager. The default sensitivity is 15 pixels.