code: def loadItems(self, excludeRead=False, loadLimit=20, since=None, until=None):
          
          self.clearItems()
          self.loadtLoadOk    = False
          self.lastLoadLength = 0
          self._itemsLoadedDone(self._getContent(excludeRead, None, loadLimit, since, until))
docs: Load items and call itemsLoadedDone to transform data in objects