Specifies the kind of crossing for GdkEventCrossing.
See the X11 protocol specification of LeaveNotify for
full details of crossing event generation.
GDK_NOTIFY_ANCESTOR
the window is entered from an ancestor or
left towards an ancestor.
GDK_NOTIFY_VIRTUAL
the pointer moves between an ancestor and an
inferior of the window.
GDK_NOTIFY_INFERIOR
the window is entered from an inferior or
left towards an inferior.
GDK_NOTIFY_NONLINEAR
the window is entered from or left towards
a window which is neither an ancestor nor an inferior.
GDK_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.
GDK_NOTIFY_UNKNOWN
an unknown type of enter/leave event occurred.
Specifies the kind of crossing for GdkEventCrossing. See the X11 protocol specification of LeaveNotify for full details of crossing event generation. GDK_NOTIFY_ANCESTOR the window is entered from an ancestor or left towards an ancestor. GDK_NOTIFY_VIRTUAL the pointer moves between an ancestor and an inferior of the window. GDK_NOTIFY_INFERIOR the window is entered from an inferior or left towards an inferior. GDK_NOTIFY_NONLINEAR the window is entered from or left towards a window which is neither an ancestor nor an inferior. GDK_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. GDK_NOTIFY_UNKNOWN an unknown type of enter/leave event occurred.