Retrieves a #GdkCursor pointer for the device currently set on the
specified #GdkWindow, or null. If the return value is null then
there is no custom cursor set on the specified window, and it is
using the cursor for its parent window.
a #GdkCursor, or null. The
returned object is owned by the #GdkWindow and should not be
unreferenced directly. Use gdk.window.Window.setCursor to unset the
cursor of the window
Retrieves a #GdkCursor pointer for the device currently set on the specified #GdkWindow, or null. If the return value is null then there is no custom cursor set on the specified window, and it is using the cursor for its parent window.