def _update_tree_store(self):
        """ Updates TreeStore of the Gtk.ListView according internal combo knowledge gained by
        _update_internal_data_base function call.
        """

        self.list_store.clear()
        if self.view_dict['transitions_internal'] and isinstance(self.model, ContainerStateModel) and \
                len(self.model.state.transitions) > 0:
            for transition_id in self.combo['internal'].keys():
                # print("TRANSITION_ID: ", transition_id, self.model.state.transitions)
                t = self.model.state.transitions[transition_id]

                if t.from_state is not None:
                    from_state = self.model.state.states[t.from_state]
                    from_state_label = from_state.name
                    from_outcome_label = from_state.outcomes[t.from_outcome].name
                else:
                    from_state_label = "self (" + self.model.state.name + ")"
                    from_outcome_label = ""

                if t.to_state is None:
                    to_state_label = "self (" + self.model.state.name + ")"
                    to_outcome = None if t.to_outcome is None else self.model.state.outcomes[t.to_outcome]
                    to_outcome_label = "None" if to_outcome is None else to_outcome.name
                else:
                    # print(t.to_state, self.model.states)
                    if t.to_state == self.model.state.state_id:
                        to_state_label = "self (" + self.model.state.name + ")"
                        to_outcome_label = self.model.state.outcomes[t.to_outcome].name
                    else:
                        to_state_label = self.model.state.states[t.to_state].name
                        to_outcome_label = None

                self.list_store.append([transition_id,  # id
                                        from_state_label,  # from-state
                                        from_outcome_label,  # from-outcome
                                        to_state_label,  # to-state
                                        to_outcome_label,  # to-outcome
                                        False,  # is_external
                                        t,
                                        self.model.state,
                                        True,
                                        self.model.get_transition_m(transition_id)])

        if self.view_dict['transitions_external'] and self.model.parent and \
                len(self.model.parent.state.transitions) > 0:
            for transition_id in self.combo['external'].keys():
                # print("TRANSITION_ID: ", transition_id, self.model.parent.state.transitions)
                try:
                    t = self.model.parent.state.transitions[transition_id]
                    # logger.info(str(t))
                    from_state = None
                    if t.from_state is not None:
                        from_state = self.model.parent.states[t.from_state].state

                    if from_state is None:
                        from_state_label = "parent (" + self.model.state.parent.name + ")"
                        from_outcome_label = ""
                    elif from_state.state_id == self.model.state.state_id:
                        from_state_label = "self (" + from_state.name + ")"
                        from_outcome_label = from_state.outcomes[t.from_outcome].name
                    else:
                        from_state_label = from_state.name
                        from_outcome_label = from_state.outcomes[t.from_outcome].name

                    if t.to_state == self.model.parent.state.state_id:
                        to_state_label = 'parent (' + self.model.parent.state.name + ")"
                        to_outcome_label = self.model.parent.state.outcomes[t.to_outcome].name
                    else:
                        if t.to_state == self.model.state.state_id:
                            to_state_label = "self (" + self.model.state.name + ")"
                        else:
                            to_state_label = self.model.parent.state.states[t.to_state].name
                        to_outcome_label = None

                    self.list_store.append([transition_id,  # id
                                            from_state_label,  # from-state
                                            from_outcome_label,  # from-outcome
                                            to_state_label,  # to-state
                                            to_outcome_label,  # to-outcome
                                            True,  # is_external
                                            t,
                                            self.model.state,
                                            True,
                                            self.model.parent.get_transition_m(transition_id)])
                except Exception as e:
                    logger.warning("There was a problem while updating the data-flow widget TreeStore. {0}".format(e))
def _update_tree_store ( self ) : self . list_store . clear ( ) if self . view_dict [ 'transitions_internal' ] and isinstance ( self . model , ContainerStateModel ) and len ( self . model . state . transitions ) > 0 : for transition_id in self . combo [ 'internal' ] . keys ( ) : t = self . model . state . transitions [ transition_id ] if t . from_state is not None : from_state = self . model . state . states [ t . from_state ] from_state_label = from_state . name from_outcome_label = from_state . outcomes [ t . from_outcome ] . name else : from_state_label = "self (" + self . model . state . name + ")" from_outcome_label = "" if t . to_state is None : to_state_label = "self (" + self . model . state . name + ")" to_outcome = None if t . to_outcome is None else self . model . state . outcomes [ t . to_outcome ] to_outcome_label = "None" if to_outcome is None else to_outcome . name else : if t . to_state == self . model . state . state_id : to_state_label = "self (" + self . model . state . name + ")" to_outcome_label = self . model . state . outcomes [ t . to_outcome ] . name else : to_state_label = self . model . state . states [ t . to_state ] . name to_outcome_label = None self . list_store . append ( [ transition_id , from_state_label , from_outcome_label , to_state_label , to_outcome_label , False , t , self . model . state , True , self . model . get_transition_m ( transition_id ) ] ) if self . view_dict [ 'transitions_external' ] and self . model . parent and len ( self . model . parent . state . transitions ) > 0 : for transition_id in self . combo [ 'external' ] . keys ( ) : try : t = self . model . parent . state . transitions [ transition_id ] from_state = None if t . from_state is not None : from_state = self . model . parent . states [ t . from_state ] . state if from_state is None : from_state_label = "parent (" + self . model . state . parent . name + ")" from_outcome_label = "" elif from_state . state_id == self . model . state . state_id : from_state_label = "self (" + from_state . name + ")" from_outcome_label = from_state . outcomes [ t . from_outcome ] . name else : from_state_label = from_state . name from_outcome_label = from_state . outcomes [ t . from_outcome ] . name if t . to_state == self . model . parent . state . state_id : to_state_label = 'parent (' + self . model . parent . state . name + ")" to_outcome_label = self . model . parent . state . outcomes [ t . to_outcome ] . name else : if t . to_state == self . model . state . state_id : to_state_label = "self (" + self . model . state . name + ")" else : to_state_label = self . model . parent . state . states [ t . to_state ] . name to_outcome_label = None self . list_store . append ( [ transition_id , from_state_label , from_outcome_label , to_state_label , to_outcome_label , True , t , self . model . state , True , self . model . parent . get_transition_m ( transition_id ) ] ) except Exception as e : logger . warning ( "There was a problem while updating the data-flow widget TreeStore. {0}" . format ( e ) )
Updates TreeStore of the Gtk.ListView according internal combo knowledge gained by
        _update_internal_data_base function call.