ng Rulers</A>: 
Grid Spacing and Constraint</H3>
<P>
Applications which provide rulers often do so to allow the user to work with the mouse more accurately. Such applications might also provide a grid. A grid helps locate the mouse pointer's exact location on the document without the need to watch the ruler. The ruler can also constrain mouse movement to the grid.</P>
<P>
<A NAME="Ruler_7.htm_IX_RulerGridControlClass">
 </A>
To allow the user to change the grid spacing, include a RulerGridControl. The featu