Retrieves a GdkCursor pointer for the @device currently set on the specified GdkSurface.
If the return value is %NULL then there is no custom cursor set on the specified surface, and it is using the cursor for its parent surface.
a pointer GdkDevice
a GdkCursor, or %NULL. The returned object is owned by the GdkSurface and should not be unreferenced directly. Use [method@Gdk.Surface.set_cursor] to unset the cursor of the surface
See Implementation
Retrieves a GdkCursor pointer for the @device currently set on the specified GdkSurface.
If the return value is %NULL then there is no custom cursor set on the specified surface, and it is using the cursor for its parent surface.