ble branch which makes that branch a realizable entity. This flag implies that both VTF_IS_COMPOSITE and VTF_IS_WINDOW must be set as well. An example would be the specific UI's implementation of a GenPrimary object--if the primary is not visible, none of its children may be visible (with some exceptions).</DD>
<DT>
VTF_IS_CONTENT</DT><DD>
This flag is set if the object is the output of a window object. Typically, this will be set only if the object is of <CODE>
VisContentClass</CODE>
 (not for <CODE>
VisCl