code: def _get_list_widget(
          self,
          filters,
          actions=None,
          order_column="",
          order_direction="",
          page=None,
          page_size=None,
          widgets=None,
          **args
      ):
  
          
          widgets = widgets or {}
          actions = actions or self.actions
          page_size = page_size or self.page_size
          if not order_column and self.base_order:
              order_column, order_direction = self.base_order
          joined_filters = filters.get_joined_filters(self._base_filters)
          count, lst = self.datamodel.query(
              joined_filters,
              order_column,
              order_direction,
              page=page,
              page_size=page_size,
          )
          pks = self.datamodel.get_keys(lst)
  
          # serialize composite pks
          pks = [self._serialize_pk_if_composite(pk) for pk in pks]
  
          widgets["list"] = self.list_widget(
              label_columns=self.label_columns,
              include_columns=self.list_columns,
              value_columns=self.datamodel.get_values(lst, self.list_columns),
              order_columns=self.order_columns,
              formatters_columns=self.formatters_columns,
              page=page,
              page_size=page_size,
              count=count,
              pks=pks,
              actions=actions,
              filters=filters,
              modelview_name=self.__class__.__name__,
          )
          return widgets
docs: get joined base filter and current active filter for query