opened in &quot;shared multiple&quot; mode. </DD>
<DT>
GDA_SHARED_SINGLE</DT><DD>
The document is opened in &quot;shared single&quot; mode. </DD>
<DT>
GDA_UNTITLED</DT><DD>
The document is newly-created and has not yet been saved; it is still untitled.</DD>
<DT>
GDA_DIRTY</DT><DD>The document has been marked dirty since the last time it was saved.</DD>
<DT>
GDA_CLOSING</DT><DD>
The document is in the process of being closed.</DD>
<DT>
GDA_ATTACH_TO_DIRTY_FILE</DT><DD>
The document object is being attached t