def currentChanged(self, current, previous):
"""Track the dataset current cell.
This SLOT is automatically called when the current cell changes.
:Parameters:
- `current`: the new current index
- `previous`: the previous current index
"""
QTableView.currentChanged(self, current, previous)
if self.tmodel.numrows < self.leaf_numrows:
self.valid_current_buffer = self.tmodel.start
