code: def items(self):
          
          from projexui.widgets.xnodewidget import XNode, XNodeConnection
          
          output = []
          for item in self.scene().items():
              if not (isinstance(item, XNode) or 
                      isinstance(item, XNodeConnection)):
                  continue
                  
              if item.layer() == self:
                  output.append(item)
          
          return output
docs: Returns a list of the items that are linked to this layer.
          
          :return     [<XNode> || <XNodeConnection>, ..]