%buildtheGUI%definetheplotbutton%‘Style'（类型）—‘pushbutton'（按钮键）|'togglebutton'%（触发器）|'radiobutton'（无线按钮）|'chechbox'%（检查框）|'edit'（编辑）|'text'（文本）|'slider'%（滑标）|'frame'（框）|'listbox'（列表）|%'popupmenu'(跃上型)%这个属性声明了要生成的uicontrol对象类型。freeze冻结颜色plotbutton=uicontrol('style','pushbutton',...'string','run',...'fontsize',12,...'position',[100,400,50,20],...'callback','run=1;');%definethestopbuttonerasebutton=uicontrol('style','pushbutton',...'string','Stop',...'fontsize',12,...'position',[200,400,50,20],...'callback','freeze=1;');%definetheQuitbuttonquitbutton=uicontrol('style','pushbutton',...'string','Quit',...'fontsize',12,...'position',[300,400,50,20],...'callback','stop=1;close;');number=uicontrol('style','text',...'string','1',...'fontsize',12,...'position',[20,400,50,20]);n=128;z=zeros(n,n);cells=z;sum=z;cells(n/2,.25*n:.75*n)=1;cells(.25*n:.75*n,n/2)=1;cells=(rand(n,n))<.5;imh=image(cat(3,cells,z,z));set(imh,'erasemode','none');axisequal;axistight;x=2:n-1;y=2:n-1;stop=0;%waitforaquitbuttonpushrun=0;%waitforadrawfreeze=0;%waitforafreezewhile(stop==0)if(run==1)%nearestneighborsumsum(x,y)=cells(x,y-1)+cells(x,y+1)+...cells(x-1,y)+cells(x+1,y)+...cells(x-1,y-1)+cells(x-1,y+1)+...cells(3:n,y-1)+cells(x+1,y+1);%TheCArulecells=(sum==3)|(sum==2&cells);%drawthenewimageset(imh,'cdata',cat(3,cells,z,z))%updatethestepnumberdiaplaystepnumber=1+str2num(get(number,'string'));set(number,'string',num2str(stepnumber))endif(freeze==1)run=0;freeze=0;enddrawnow%needthisintheloopforcontrolstoworkend