code: def resizeEvent(self, ev):
      self.dockdrop.resizeOverlay(self.size())
  
imports: import weakref
  from ..Qt import QtWidgets
  from .Container import Container, HContainer, TContainer, VContainer
  from .Dock import Dock
  from .DockDrop import DockDrop
label_desc: Use image node_id 10 for calling the DockArea obj's underlying member method code with example usage: obj.resizeEvent(ev) without return types