【正文】 imenu(h3,39。label39。,39。Axis off39。,... 39。callback39。,... [... 39。axis off,39。,... 39。set(h32,39。39。checked39。39。,39。39。on39。39。),39。,... 39。set(h31,39。39。checked39。39。,39。39。off39。39。)39。])。實(shí)例41：除法計(jì)算器h=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 250],... 39。name39。,39。實(shí)例4139。)。h1=uicontrol(gcf,39。style39。,39。edit39。,... 39。position39。,[80 200 100 20],... 39。HorizontalAlignment39。,39。right39。,... 39。callback39。,[39。m=get(h1,39。39。string39。39。)。,39。,... 39。a=str2num(m)。39。])。h2=uicontrol(gcf,39。style39。,39。edit39。,... 39。HorizontalAlignment39。,39。right39。,... 39。position39。,[80 150 100 20],... 39。callback39。,[39。n=get(h2,39。39。string39。39。)。,39。,... 39。b=str2num(n)。39。])。h3=uicontrol(gcf,39。style39。,39。text39。,... 39。string39。,39。被除數(shù)39。,... 39。position39。,[80 230 100 20])。h4=uicontrol(gcf,39。style39。,39。edit39。,... 39。position39。,[80 50 100 20])。h5=uicontrol(gcf,39。style39。,39。pushbutton39。,... 39。position39。,[80 100 100 20],... 39。string39。,39。=39。,... 39。callback39。,[... 39。if b==0,39。,... 39。h7=errordlg(39。39。除數(shù)不能為0！39。39。,39。39。error39。39。,39。39。on39。39。)。,39。,... 39。else,39。,... 39。k=a/b。,39。,... 39。c=num2str(k)。,39。,... 39。set(h4,39。39。string39。39。,c),39。,... 39。end39。])。h8=uicontrol(gcf,39。style39。,39。text39。,... 39。string39。,39。除數(shù)39。,... 39。position39。,[80 175 100 20])。h9=uicontrol(gcf,39。style39。,39。text39。,... 39。string39。,39。商39。,... 39。position39。,[80 75 100 20])。實(shí)例42：單選框的使用h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 250],... 39。name39。,39。實(shí)例4239。)。x=0::2*pi。y=sin(x)。plot(x,y)grid onset(gcf,39。toolbar39。,39。none39。)g=set(gca,39。position39。,[ ])。huidiao1=[... 39。grid on,39。,... 39。set(box_on,39。39。value39。39。,1),39。,... 39。set(box_off,39。39。value39。39。,0),39。]。huidiao2=[... 39。grid off,39。,... 39。set(box_off,39。39。value39。39。,1),39。,... 39。set(box_on,39。39。value39。39。,0),39。]。box_on=uicontrol(gcf,39。style39。,39。radio39。,... 39。position39。,[5 50 50 20],... 39。string39。,39。grid on39。,... 39。value39。,1,... 39。callback39。,huidiao1)。box_off=uicontrol(gcf,39。style39。,39。radio39。,... 39。position39。,[5 20 50 20],... 39。string39。,39。grid off39。,... 39。value39。,0,... 39。callback39。,huidiao2)。title(39。無線按鈕的使用39。)實(shí)例43：添加環(huán)境效果h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[198 56 450 468],... 39。name39。,39。實(shí)例4339。)。h1=axes(39。parent39。,h0,... 39。position39。,[ ],... 39。visible39。,39。off39。)。sphereh=findobj(39。type39。,39。surface39。)。shading interpaxis equall=light(39。position39。,[0 2 1])。k(1)=get(h,39。specularstrength39。)。k(2)=get(h,39。diffusestrength39。)。k(3)=get(h,39。specularexponent39。)。k(4)=get(h,39。specularcolorreflectance39。)。u1=uimenu(39。parent39。,h0,... 39。label39。,39。燈光效果39。,... 39。tag39。,39。u139。,... 39。backgroundcolor39。,[ ])。u11=uimenu(39。parent39。,u1,... 39。label39。,39。gouraud39。,... 39。tag39。,39。u1139。,... 39。backgroundcolor39。,[ ],... 39。callback39。,[... 39。set(u11,39。39。checked39。39。,39。39。on39。39。)。,39。,... 39。set(u12,39。39。checked39。39。,39。39。off39。39。)。,39。,... 39。set(h,39。39。facelighting39。39。,39。39。gouraud39。39。)39。])。u12=uimenu(39。parent39。,u1,... 39。label39。,39。phong39。,... 39。tag39。,39。u1239。,... 39。backgroundcolor39。,[ ],... 39。callback39。,[... 39。set(u11,39。39。checked39。39。,39。39。off39。39。)。,39。,... 39。set(u12,39。39。checked39。39。,39。39。on39。39。)。,39。,... 39。set(h,39。39。facelighting39。39。,39。39。gouraud39。39。)39。])。u2=uimenu(39。parent39。,h0,... 39。label39。,39。背面燈光39。,... 39。tag39。,39。u239。,... 39。backgroundcolor39。,[ ])。u21=uimenu(39。parent39。,u2,... 39。label39。,39。reverselit39。,... 39。tag39。,39。u2139。,... 39。checked39。,39。on39。,... 39。backgroundcolor39。,[ ],... 39。callback39。,[... 39。set(u21,39。39。checked39。39。,39。39。on39。39。)。,39。,... 39。set(u22,39。39。checked39。39。,39。39。off39。39。)。,39。,... 39。set(h,39。39。backfacelighting39。39。,39。39。reverselit39。39。)39。])。u22=uimenu(39。parent39。,u2,... 39。label39。,39。reverselit39。,... 39。tag39。,39。u2239。,... 39。backgroundcolor39。,[ ],... 39。callback39。,[... 39。set(u21,39。39。checked39。39。,39。39。off39。39。)。,39。,... 39。set(u22,39。39。checked39。39。,39。39。on39。39。)。,39。,... 39。set(h,39。39。backfacelighting39。39。,39。39。reverselit39。39。)39。])。s1=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。slider39。,... 39。tag39。,39。s139。,... 39。min39。,0,... 39。max39。,1,... 39。value39。,k(1),... 39。position39。,[20 80 100 15],... 39。callback39。,[... 39。s1value=get(s1,39。39。value39。39。)。,39。,... 39。set(h,39。39。specularstrength39。39。,s1value)39。])。t1=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。text39。,... 39。tag39。,39。t139。,... 39。string39。,39。鏡面反射強(qiáng)度39。,... 39。position39。,[20 97 100 15])。s2=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。slider39。,... 39。tag39。,39。s239。,... 39。min39。,0,... 39。max39。,1,... 39。value39。,k(2),... 39。position39。,[20 30 100 15],... 39。callback39。,[... 39。s2value=get(s2,39。39。value39。39。)。,39。,... 39。set(h,39。39。diffusestrength39。39。,s2value)39。])。t2=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。text39。,... 39。tag39。,39。t239。,... 39。string39。,39。漫反射強(qiáng)度39。,... 39。position39。,[20 47 100 15])。s3=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。slider39。,... 39。tag39。,39。s339。,... 39。min39。,... 39。max39。,1,... 39。value39。,k(3)/20,... 39。position39。,[220 80 100 15],... 39。callback39。,[... 39。s3value=get(s3,39。39。value39。39。)+eps。,39。,... 39。set(h,39。39。specularexponent39。39。,20*s3value)39。])。t3=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。text39。,... 39。tag39。,39。t339。,... 39。string39。,39。鏡面指數(shù)39。,... 39。position39。,[220 97 100 15])。s4=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 39。style39。,39。slider39。,... 39。tag39。,39。s439。,... 39。min39。,0,... 39。max39。,1,... 39。value39。,k(4),... 39。position39。,[220 30 100 15],... 39。callback39。,[... 39。s4value=get(s4,39。39。value39。39。)。,39。,... 39。set(h,39。39。specularcolorreflectance39。39。,s4value)39。])。t4=uicontrol(39。parent39。,h0,... 39。units39。,39。points39。,... 3