Closes @handle, to indicate that loading the image is complete. This will return %TRUE if the loader closed successfully. Note that @handle isn't freed until @g_object_unref is called.
%TRUE on success, or %FALSE on error
GException on failure.
See Implementation
Closes @handle, to indicate that loading the image is complete. This will return %TRUE if the loader closed successfully. Note that @handle isn't freed until @g_object_unref is called.