+ QModelIndex index = indexAt(event->pos());
+
+ QRect indexRect = visualRect(index);
+ QPoint cursorPos = event->pos();
+
+ // check if we're really _on_ the item and not indicating a move to just above or below the item
+ const int margin = 2;
+ if(cursorPos.y() - indexRect.top() < margin
+ || indexRect.bottom() - cursorPos.y() < margin)
+ return QTreeView::dropEvent(event);