NMObject
@NM_OBJECT_ERROR_UNKNOWN:
@NM_OBJECT_ERROR_OBJECT_CREATION_FAILURE:
@void:
@Returns:
@nmobject: the object which received the signal.
@arg1:
@arg2:
@parent:
@object_creation_failed:
@_reserved1:
@_reserved2:
@_reserved3:
@_reserved4:
@_reserved5:
@_reserved6:
@object:
@Returns:
@object:
@Returns: