def dropEvent(self, e: QDropEvent):
targets = self.targetedItems(e.pos())
if len(targets) > 0:
s = "%s%d%d"
it = targets[0]
act = self.lastSelection[0]
if act == 'r':
d = it.row
elif act == 'c':
d = it.col
elif act == 'b':
d = self.whichBlock(it.row, it.col)[2]
s = s % (self.lastSelection[0], self.lastSelection[1] + 1, d + 1)
self.textFromInterpreter(s)
e.setAccepted(True)
super(Canvas, self).dropEvent(e)
pass
