gives access to some properties describing all open views to a document
Each view is described by a sequence< ::com::sun::star::beans::PropertyValue >.
Through this interface the state of all open views can be retrieved and restored
later. These states can also be made persistent so that a document loader can create
all views of the correct types and restore their state to the state when the document was
saved.
retrieve informations about currently opened view to restore it later
Returns
a ::com::sun::star::container::XIndexAccess,
that gives access to a list of ::com::sun::star::beans::PropertyValue
for every open view. May NULL if no view is currently available.