Source: dataset/generic/generic_dataset__get_status.pro
generic_dataset::get_status Return status flags for a dataset. Usage: iset = dsref -> get_status(<key>) Keywords: acquired If set, then return the state of the read flag ready If set, then return the state of the ready flag defined If set, then return the state of the defined flag drawn If set, return whether the DS is displayed on the screen with up-to-date transforms available. History: Original: 18/1/00; SJT Add defined key: 19/1/00; SJT Add drawn key: 6/6/00; SJT Add locked key: 6/7/00; SJT Remove it again: 12/4/02; SJT