Specifies the kind of crossing for GdkEventCrossing. See the X11 protocol specification of LeaveNotify for full details of crossing event generation.


Symbolic name


  0Gdk::NOTIFY_ANCESTOR The window is entered from an ancestor or left towards an ancestor.
  1Gdk::NOTIFY_VIRTUAL The pointer moves between an ancestor and an inferior of the window.
  2Gdk::NOTIFY_INFERIOR The window is entered from an inferior or left towards an inferior.
  3Gdk::NOTIFY_NONLINEAR The window is entered from or left towards a window which is neither an ancestor nor an inferior.
  4Gdk::NOTIFY_NONLINEAR_VIRTUAL The pointer moves between two windows which are not ancestors of each other and the window is part of the ancestor chain between one of these windows and their least common ancestor.