FreeOpcUa / opcua-widgets

        self.do_remove_ref(ref)

        self.reload()

    def do_remove_ref(self, ref, check=True):

        logger.info("Removing: %s", ref)

        it = ua.DeleteReferencesItem()

        it.SourceNodeId = self.node.nodeid

        it.ReferenceTypeId = ref.ReferenceTypeId

        it.IsForward = ref.IsForward

        it.TargetNodeId = ref.NodeId

        it.DeleteBidirectional = False

        #param = ua.DeleteReferencesParameters()

        #param.ReferencesToDelete.append(it)

        results = self.node.server.delete_references([it])

        logger.info("Remove result: %s", results[0]) 

        if check:

            results[0].check()

    def save_state(self):

        self.settings.setValue("refs_widget", self.view.horizontalHeader().saveState())

            return

        self._write_ref(ref)

    def _write_ref(self, ref):

        logger.info("Writing ref %s", ref)

        it = ua.AddReferencesItem()

        it.SourceNodeId = self._widget.node.nodeid

        it.ReferenceTypeId = ref.ReferenceTypeId

        it.IsForward = ref.IsForward

        it.TargetNodeId = ref.NodeId

        it.TargetNodeClass = ref.NodeClass

        results = self._widget.node.server.add_references([it])

        results[0].check()

        self._widget.reload()