def setData(self, index, data, role=None):
row, column = index.row(), index.column()
cell = Cell.get(row, column)
if not cell:
if data:
cell = Cell(row, column)
cell.data = data
self.headerDataChanged.emit(Qt.Horizontal, column,
Qt.DisplayRole)
ColList.List.reset()
else:
cell.data = data
return True
