code: def indexXY(self, index):
          
          # just want the top left of row selected
          row = index.row()
          if row == -1:
              row = self.model().rowCount()
          y = self.rowHeight(0)*row
          return 0, y
docs: Coordinates for the test row at *index*
  
          Re-implemented from :meth:`AbstractDragView<sparkle.gui.abstract_drag_view.AbstractDragView.indexXY>`