www.gusucode.com > mbcview 工具箱matlab源码程序 > mbcview/@cgproject/isblank.m
function ret=isblank(PROJ) %ISBLANK Indicate whether a project is empty or not % % RET = ISBLANK(P) returns true if the project appears to be an empty one. % Copyright 2000-2004 The MathWorks, Inc. and Ford Global Technologies, Inc. ret=1; CH = children(PROJ); % Check that only one node is present (variable dictionary) if length(CH)~=1 ret = 0; return end % check for items in data dictionary D = getdd(PROJ); if ~isempty(D.listptrs) ret = 0; return end