Synchronously creates a #EvDocument for the document at @file; or, if no
backend handling the document's type is found, or an error occurred on
opening the document, returns %NULL and fills in @error.
If the document is encrypted, it is returned but also @error is set to
%EV_DOCUMENT_ERROR_ENCRYPTED.
Synchronously creates a #EvDocument for the document at @file; or, if no backend handling the document's type is found, or an error occurred on opening the document, returns %NULL and fills in @error. If the document is encrypted, it is returned but also @error is set to %EV_DOCUMENT_ERROR_ENCRYPTED.