def dropEvent(tree_view, e):
try:
_index = tree_view.indexAt(QPoint(e.pos().x(), e.pos().y()))
_i = self.groupTreeModel.itemFromIndex(_index)
if _i and _i.parent() is None and self.__dragged_dut:
_index = tree_view.indexAt(QPoint(e.pos().x(), e.pos().y()))
_g = self.groupTreeModel.itemFromIndex(_index)
_group_id = str(_g.data().toPyObject())
_group = self.server.group(_group_id)
self.__dragged_dut.exchangeGroup(_group)
QTreeView.dropEvent(tree_view, e)
except Exception, e:
logger.LOGGER.error(str(e))
