www.gusucode.com > mbcview 工具箱matlab源码程序 > mbcview/@cgtradeoffgui/@tradeoffMessageService/hasData.m
function ret = hasData(obj) %HASDATA Check whether the MessageService contains viewable data % % RET = HASDATA(OBJ) returns true if the MessagerService object contains % a data object that can provide any viewing data. % Copyright 2005 The MathWorks, Inc. and Ford Global Technologies, Inc. ret = ~isempty(obj.CurrentTradeoff) ... && ~isempty(obj.CurrentTable) ... && (obj.hasValidListIndex || obj.hasValidTableIndex);