-EvDocument *ev_document_factory_get_document (const char *mime_type);
-EvBackend ev_document_factory_get_backend (EvDocument *document);
-GList *ev_document_factory_get_mime_types (EvBackend backend);
-GList *ev_document_factory_get_all_mime_types (void);
+EvDocument* ev_document_factory_get_document (const char *uri, GError **error);
+EvBackend ev_document_factory_get_backend (EvDocument *document);
+void ev_document_factory_add_filters (GtkWidget *chooser, EvDocument *document);