gtk:print-operation-allow-async (object)

object -- a gtk:print-operation object
allow-async -- true to allow asynchronous operation

Accessor of the allow-async slot of the gtk:print-operation class. The (setf gtk:print-operation-allow-async) function sets whether the gtk:print-operation-run function may return before the print operation is completed.

Note that some platforms may not allow asynchronous operation.