_ATTR_GEN_PATH_DATA">
 </A>
 is able to keep track of file path information. <CODE>
GenClass</CODE>
 does not use this information itself, but maintains it so that various subclasses (e.g., the file selector and document control) will be able to use the same instance fields and messages.</P>
<P>
Because handlers for all these messages are implemented in <CODE>
GenClass</CODE>
, it is possible to store a path with any generic object, whether the particular object normally does anything with the file system o